Analog Devices Products and Signal Chain Solutions
MOTOR CONTROL SYSTEMS AND DESIGN
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2
Motor Control Systems and Design
Analog Devices’ Motor Control Mission Statement ADI is positioned to deliver the most innovative motor control market solutions that offer the best in system efficiency, reliability, and connectivity by focusing its efforts on the highest system performance and industry-leading integration. With ADI’s extensive motor control system-level knowledge and strategic technology partner alliances, ADI will be able to provide customers with unique system services and products leading the way to becoming a long-term technology partner.
Table of Contents Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Typical Motor Control Systems with Functional Descriptions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Digital Isolation with i Coupler® Technology
Processors Mixed-Signal Control Processors. . . . . . . . . . . . . . . . . . . . . . . . . . 11 DSPs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Standard Linear Products
Isolated Gate Drivers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Current Sense Amplifiers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Isolated Σ-Δ Modulators. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Difference Amplifiers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Standard Data Isolators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Precision Op Amps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Isolated Communications Transceivers . . . . . . . . . . . . . . . . . . . . . . . 6
Precision Voltage References. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
isoPower® Integrated, Isolated DC-to-DC Converters . . . . . . . . . . . . 7
Low Noise MEMS Accelerometers. . . . . . . . . . . . . . . . . . . . 15
Power Management
Motor Control Development Platform. . . . . . . . . . . . . . . . 16
Digital Power Factor Correction Controller. . . . . . . . . . . . . . . . . . . . . 8
Isolated Inverter Platform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
High Speed MOSFET Drivers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
FlexMC Universal AC Kit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Switching/Multirail Regulators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Linear Regulators. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Position and Current Sense Feedback Simultaneous Sampling ADCs . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Resolver-to-Digital Converters. . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
FlexMC Low Voltage Kit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 AD-FMCMOTCON2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
17
Reference Designs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Model-Based Design. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Motor Control Architectures and Solutions. . . . . . . . . . . 20 Strategic Partnerships and Alliances. . . . . . . . . . . . . . . . . 22 Online Tools and Resources. . . . . . . . . . . . . . . . . . . . . . . . . . 23
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Introduction More Stringent Energy Regulations Drive Motor Control Innovations In today’s expanding industrial marketplace, the demand for electrical power is growing at an unprecedented rate. More than 40% of that electrical demand comes from industrial electric motors of all sizes. Because of that phenomenon, governments and certification agencies worldwide are introducing new regulatory legislation and more stringent energy efficiency requirements on electric motor OEMs and end users. Like many great technological innovations, there needs to be a pressing demand in the market for change. Analog Devices recognized years ago that this new era of smarter and highly efficient motor control systems would be the new standard for the motor control industry. As part of that recognition, ADI embarked on an integrated and comprehensive motor control design program in collaboration with our strategic partners, who are experts in their respective fields (MathWorks,® ARM,® Boston Engineering,® IAR Systems,® and Xilinx®), aimed at addressing the entire system architecture to achieve the greatest level of efficiency while improving system accuracy and reliability. By taking a system-level view (see Figure 1) of these new challenges, ADI was able to develop products that not only exceeded the individual performance specifications but also represented the optimal interface between other functional blocks of the circuit. This system solution approach enables ADI to offer industrial-based customers a completely integrated solution that fits their specific needs while helping them meet the new, more stringent energy regulations. Live Circuit
VDC PFC
EMI
IGBT Module
PWM (6)
CDC
HE Sensors
Shunt Sensors
G D
ADP3634
100 V TO 250 V
Current Feedback Options
I V , IW
TC
Position Feedback Options PMSM Motor 0.5 hp
5V_ISOW
VAC Inrush 15 V_ISO
ADP7102
3 V3_ISO
5V
ENPWM
ADuM1310
ADuM1310
I 2C
ADuM1401
ADM708 ADM3053
GPIO
UART SINC 3 V3
Power
ARM Cortex®-M4
Reset CAN
ADSP-CM408F
ADC
QEP
Mux
ADP2118
PWM
SPI
Figure 1. Complete system-level motor control solution capabilities.
ADSP-CM408F motor drive control board (EZ-KIT®).
B Z
S C
AD8662
ADN4662 AD8515
TRIP
ADM3252
A
Trip
AD8515
ADuM1250
ADM2682
CAN
ADuM5000
ADCMP600
AD7417
RS-485 RS-232
AD7403
AD8515 5 V_ISO ENPFC
ADP121
ADA4897
IDC
ENC
E
IAC
AD8515 VDC ADP1047
RES
Motor drive power board.
For additional information, visit analog.com/motorcontrol.
AD2S1210
Feedback Selection
3
4
Motor Control Systems and Design
Typical Motor Control System Offering Inverter
VDC
U V
+
AC Line
W
AC Motor I V, I W
𝛉, 𝛚
I DC
TD
Gate Drive
Motor Control
PWM
Command
Feedback Interface
I/F
System and Communications
ARM Cortex-M4/SHARC® Processor Used as Motion Controllers Best-in-Class Performance and Integration
iCoupler Isolation Technology Offers Complete Deployment of Different Gate Driver and Isolation Technologies
Motion Controller
Gate Driver
Power Stage Voltage Monitoring
Demand Interface
ADI Has Market Leadership in Converters and Amplifiers
Current and Voltage Monitoring Required in Servos and Performance Drives
Current Monitoring
Network Interface
Rotor/Load Position Feedback
Our Interface Products Include: CAN, RS-232, and RS-485
Power and Support
High Resolution Feedback Sensors Provide Accurate Shaft Position Information
ADI Offers RDCs, ADCs, and Amps Suitable For Motor Control
ADI’s Power Management Products Are Broadly Applicable Within Motor Control Systems Large Portfolio of Power Management Products
DSP EZ-KIT Lite® Evaluation Boards Simulink® Tools Integration Motor Control Development Platform for Model-Based Control
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Digital Isolation with i Coupler Technology
Inverter
VDC
The i Coupler Transformer Isolation Advantage
isoPower
XX
Smaller size
XX
Integrate with other functions
XX
Lower cost at high performance
XX
isoPower
XX
Lower power consumption
XX
Higher reliability
Isolated Gate Drive
I DC Gate Drive
Safety and Standards
PWM
XX
1200 VPEAK working voltage
XX
Guaranteed 8 mm creepage
• VDE-0884-10
XX
Basic and functional safety
• VDE-0884-11
• IEC 60664
• IEC 60747-5-5
• IEC 61800-5-x
• UL 1577
XX
Reinforced isolation I/F
Isolated gate drivers provide electrical isolation as well as strong gate drive capability, which is often required for safety and robustness in many system architectures. The isolated gate driver portfolio from Analog Devices offers designers performance and reliability advantages over designs utilizing optocouplers or pulse transformers. Utilizing ADI’s proven iCoupler technology, the isolated gate driver family offers the advantage of a maximum propagation delay of 50 ns, less than 5 ns channel-to-channel matching, a 50-year lifetime for 400 V rms working voltage, and galvanic isolation in a single package.
ADuM41351 ADuM42232 ADuM3223 ADuM3221 ADuM3220 ADuM7223 ADuM7234
Max Operating Temperature (°C) 125 125 125 125 125 125 105
Isolated Output (V) Max 30 18 18 18 18 18 18
Isolated Output (V) Min 12 4.5 4.5 4.5 4.5 4.5 12
1 ISOINV-EP Evaluate ADI’s new, fully featured isolated gate drivers (ADuM4135) technology in a system-level application at realistic dc bus voltages (EV-MCS-ISOINVEP-Z). 2 ISOINV Evaluate ADI simple dual isolate gate driver (ADuM4223) technology in a system-level application at realistic dc bus voltages (EV-MCS-ISOINV-Z).
Isolated Σ-Δ Modulators—Voltage and Current Sensing The high performance AD7403 isolated Σ-Δ modulator enables more accurate current and voltage sense feedback. Wider dynamic range enables the use of smaller shunts, improving system efficiency and motor to drive matching. Superior modulator performance coupled with an external clock of 20 MHz provides flexibility in performance/latency trade-offs in applications such as robotics where dynamic response is important. The AD7403 also features an isolation scheme with a higher continuous working voltage (VIORM) than the previous generation and is offered in packages providing 8.3 mm creepage and clearance. Part Number AD7400A AD7401A AD7403 AD7402 AD7405
Clock (MHz) 10 (int) 20 (ext) 20 (ext) 10 (int) 20 (ext) LVDS
VIORM (VPEAK) 891 891 1250 1250 1250
Motor Control
ADC
Data Isolation Feedback Interface
Isolated Communication Interfaces
Overcoming Limitations of Optocouplers and High Voltage Gate Driver Solutions
Insulation Rating (kV rms) 5 5 3 2.5 2.5 2.5 1
TD Isolated Feedback
System and Communications
Isolated Gate Drivers
Part Number
I V, I W
Package 16-lead SOIC_W 16-lead SOIC_W 16-lead SOIC_IC, 8-lead SOIC_IC, 8-lead SOIC_IC 16-lead SOIC_IC
For additional information, visit analog.com/i Coupler.
Tx/Rx isoPower
5
Motor Control Systems and Design
Standard Data Isolators Digital Isolators Deliver Peak Performance Without Compromise
Insulation Rating (kV rms)
Max Data Rate (Mbps)
Max Operating Temperature (°C)
1
2.5, 3
Up to 150
Up to 125
Channel Count
Digital isolators with iCoupler technology enable designers to implement isolation in designs without the cost, size, power, performance, and reliability constraints found with optocouplers. With more than one billion channels shipped into the field, these magnetically isolated products are a safe, reliable, and easy to use alternative to optocouplers. The new family of robust iCoupler digital isolators incorporate on-off keying (OOK) architecture, providing the best combination of signal reliability and performance with the highest available noise immunity, lowest EMI, and highest surge capability for applications in noisy, harsh, and unpredictable environments.
2
2.5, 3.75, 5
Up to 150
Up to 125
3
2.5
Up to 150
Up to 125
4
2.5, 3.75, 5
Up to 150
Up to 125
5
1, 2.5
10
105
6
1
25
105
Digital Isolator Solution
Optocoupler Solution Avago Recommended Interface Circuit C2
R1 D1
C1
R2
C2
HCPL-0631
R5
D2 R6
ADuM1401 HCPL-0601 25 mm
Data Converter
D4
R3
Data Converter
R7 C1 HCPL-0601
16 mm
R4
C3 R8
D3
17 mm
Isolated RS-485 Transceivers for Intersystem Communication in Motor Control
Power Supply (VNOM )
ADM2682E
5
15
16 Mbps
3.3, 5
ADM2687E
5
15
500 kbps
3.3, 5
ADM2582E
2.5
15
16 Mbps
3.3, 5
ADM2587E
2.5
15
500 kbps
3.3, 5
V ISOIN
Rectifier
Regulator
Digital Isolation iCoupler
Y
Transceiver Decode
Encode
Decode
Decode
Encode
D
Z
Encode
A
Data Rate RS-485
Oscillator
R
B
ESD Protection (kV)
isoPower DC-to-DC Converter
TxD
Insulation Rating (kV rms)
VISOOUT
DE
Part Number
V CC
RxD
These isolated transceivers integrate Analog Devices i Coupler technology to combine a 3-channel isolator, a three-state differential line driver, a differential input receiver, and Analog Devices iso Power dc-to-dc converter into a single package. The devices are powered by a single 5 V or 3.3 V supply, realizing a fully integrated signal and power isolated RS-485 solution. The parts are fully specified over the industrial temperature range and are available in a highly integrated, 16-lead, wide-body SOIC package with >8 mm creepage and clearance. These devices enable designers to isolate communications in design without the cost, size, power, and reliability constraints found with traditional isolation products.
RE
6
10 mm
GND1
Isolation Barrier
For additional information, visit analog.com/i Coupler.
GND2
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isoPower Integrated, Isolated DC-to-DC Converters These isolated dc-to-dc converters expand ADI’s isolated power portfolio by providing designers with a compact, easy to implement, cost-effective approach to meet both isolated power and data requirements. The combination of size and output power also addresses the growing space and power constraints engineers must consider when designing motor drives.
Part Number
Insulation Rating (kV rms)
Max Data Rate (Mbps)
Propagation Delay (ns)
Isolated Output Supply (mA)
Isolated Output (V) Min
ADM3260
2.5
1
95
30
4.5
ADuM5000
2.5
—
—
100
3.3
ADuM5200
2.5
25
60
100
3.3
ADuM5400
2.5
25
60
100
3.3
ADuM6000
5
—
—
100
3.3
ADuM6200
5
25
60
100
3.3
ADuM6400
5
25
60
100
3.3
The iso Power Difference
NEW DC-to-DC module.
isoPower solution.
Optocoupler design.
For additional information, visit analog.com/i Coupler.
Nonisolated Interface Devices Analog Devices offers a wide range of RS-232, RS-422, and RS-485 transceivers to suit many applications. The RS-232 specification allows for reliable data transmission from one transmitter to one receiver at data rates of up to 20 kbps over relatively short distances (up to 50 feet). On more recent RS-232 transceiver chips, data rates of up to 1 Mbps are achievable over shorter distances (up to 5 feet). The RS-485 specification meets the requirements for a truly multipoint communications network, while the RS-422 specification satisfies simplex multidrop standards.
For additional information, visit analog.com/interface/rs.
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8
Motor Control Systems and Design
Power Management Digital Power Factor Correction (PFC) Controller The ADP1047 and ADP1048 are PFC controllers with accurate input power metering capabilities built in. They provide accurate measurement, such as input and output voltage, input current, and power. The information can be reported to the microcontroller of the power supply via the PMBus interface.
Part Number
Description
ADP1047
Single-phase PFC controller with accurate power metering
VIN (V)
Key Features Inrush control, real-time efficiency optimization, enhanced dynamic response, synchronization, and spread spectrum
Interleaved PFC controller with accurate Inrush control, real-time efficiency power metering; capable optimization, enhanced dynamic ADP1048 of supporting high response, synchronization, spread efficiency bridgeless spectrum, and light load shedding topology
Interface EEPROM
PWM Outputs
Housekeeping I/O
Protection
Package
3.3
I2C/PMBus
Yes
2
PSON, inrush Programmable control, ACOK, ac fault detection, PGOOD OCP, OVP, OTP
24-lead QSOP
3.3
I2C/PMBus
Yes
2
PSON, inrush Programmable control, ACOK, ac fault detection, PGOOD OCP, OVP, OTP
24-lead QSOP
High Speed MOSFET Drivers The ADP36xx family of 2 A and 4 A high speed FET drivers complement the ADP1047/ADP1048 digital PFC controllers. These devices use a standard industry footprint but add faster switching performance and advanced protection features. Description
VIN (V)
Peak Drive Current (A)
Precision Enable/Shutdown
OT Protection
OT Warning Signal
Package
Dual noninverting
4.5 to 18
4
No
No
No
8-lead MSOP_EP 8-lead SOIC_N_EP
ADP3633/ADP3634/ADP3635 ADP3623/ADP3624/ADP3625
Dual inverting (33), dual noninverting (34), inverting/noninverting (35)
9.5 to 18 4.5 to 18
4
Yes
Yes
Yes
8-lead MSOP_EP 8-lead SOIC_N_EP
ADP3629/ADP3630/ADP3631
Dual inverting (29), dual noninverting (30), inverting/noninverting (31)
9.5 to 18
2
Yes
Yes
Yes
8-lead MSOP_EP 8-lead SOIC_N
Part Number ADP3654
For additional information, visit analog.com/power.
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Integrated Regulators Devices Delivering Best-in-Class Efficiency, System Performance, and Size ADI regulator products for motor control offer a selection of power integrated point of load (POL) devices supporting a wide range of power distribution options. This includes standalone switch regulators with 5 V, 12 V, and 24 V process to multirail solutions that support load requirements from the milliamperes to multiple ampere loads while maintaining effective efficiency and performance; to linear regulators offering low noise solutions that help increase precision in fine position sensing applications.
Switching/Multirail Regulators Part Number ADP2119 ADP2120
ADP2164
ADP230x
ADP2370
ADP2384
VIN Range (V)
Product Description
1.2 MHz synchronous step2.3 to 5.5 down dc-to-dc regulator 1.2 MHz synchronous step2.3 to 5.5 down dc-to-dc regulator High efficiency synchronous step-down dc-to-dc regulator with selectable switching 2.7 to 6.5 frequency (600 kHz or 1.2 MHz) Nonsynchronous step-down switching regulator 1.2 MHz/600 kHz low quiescent current step-down dc-to-dc regulator Synchronous step-down dc-to-dc regulator with programmable switching frequency
3.0 to 20
IOUT Max (A) 2
Part Number
Product Description
1.25 ADP2441
ADP2300/ ADP2301: 1.2, ADP2302: 2, ADP2303: 3
3.2 to 15
0.8
4.5 to 20
4
IOUT Max (A)
4.5 to 20
6
4.5 to 36
1
Synchronous step-down dc-to-dc regulator with programmable switching frequency Synchronous step-down dc-to-dc regulator with adjustable switching frequency 300 kHz to 1 MHz
ADP2386
4
VIN Range (V)
Switches: 3-channel regulator with dual 2.3 to 5.5, 3 MHz switching regulator and LDO: one LDO 1.7 to 5.5 Switches: 4-channel regulator with dual 2.3 to 5.5, 3 MHz switching regulator and LDOs: dual LDO 1.7 to 5.5
ADP5024
ADP5134
5-channel integrated power solution with quad step-down synchronous switching regulators and one LDO
ADP5052
Switches: 4.5 to 15, LDOs: 1.7 to 5.5
Switches: 1.2 each, LDO: 0.300 Switches: 1.2 each, LDOs: 0.300 Switches: 4, 4/1.2, 1.2, LDO: 0.200
ADP5134 Micro PMU Advantages
0402 Chip Resistor
0402 Chip Capacitor
0402 Chip Resistor
0402 Chip Resistor
0402 Chip Capacitor
0402 Chip Capacitor
0402 Chip Capacitor
0402 Chip Capacitor
0402 Chip Resistor
ADP5134 4-Channel Micro PMU
0806 Chip Inductor
0402 Chip Capacitor
0402 Chip Capacitor
6.8 mm
0806 Chip Inductor
0603 Chip Capacitor
0603 Chip Capacitor 0402 Chip Capacitor
300mA LDO 5-Lead SOT-23
0402 Chip Resistor
0402 Chip Resistor
0402 Chip Resistor
0402 Chip Resistor
10.6 mm
0402 Chip Resistor
0402 Chip Resistor
300 mA LDO 5-Lead SOT-23
0402 Chip Capacitor
0402 Chip Resistor
0402 Chip Resistor
0402 Chip Resistor 0402 Chip Resistor
0806 Chip Inductor
0603 Chip Capacitor
0402 Chip Resistor
0603 Chip Capacitor
800 mA Buck 5-Lead SOT-23
0806 Chip Inductor
Micro PMU Implementation
0603 Chip Capacitor
0603 Chip Capacitor
800 mA Buck 5-Lead SOT-23
0402 Chip Capacitor
10.4 mm
Traditional Implementation
25% Less Board Space Required
0402 Chip Resistor
9.3 mm
Linear Regulators Product Description
VIN Range (V)
IOUT Max (A)
Low noise, high PSRR LDO
2.3 to 6.5
0.5/1.0/2.0
Part Number
Product Description
VIN Range (V)
IOUT Max (A)
ADP151
Ultralow noise CMOS linear regulator
2.2 to 5.5
0.2
ADP7102/ADP7104
Low noise CMOS LDO
ADP7102: 0.300, 3.3 to 20 ADP7104: 0.500
ADP7105
Low noise CMOS LDO with soft start
3.3 to 20
0.5
ADP7118
Low noise CMOS LDO
2.7 to 20
0.2
ADP222/ADP223/ ADP224/ADP225
Dual, low noise, high PSRR linear regulators
2.5 to 5.5
0.300 each
ADP7142
Low noise, high PSRR CMOS LDO
2.7 to 40
0.2
ADP322/ADP323
Triple, low noise, high PSRR linear regulators
2.5 to 5.5
0.200 each
ADM7150
Ultralow noise, high PSRR LDO
4.5 to 16
0.8
ADP7182
Low noise, negative linear regulator
–2.7 to –28
–0.200
Part Number ADM7170/ADM7171/ ADM7172 ADP124/ADP125
Low quiescent current CMOS 2.3 to 5.5 linear regulator
0.5
9
10 Motor Control Systems and Design
Position and Current Sense Feedback Simultaneous Sampling ADCs Current, Voltage, and Position Sensing Products ADI offers an extensive portfolio of simultaneous sampling ADCs incorporating high performance, resolution, and accuracy with multiple channel combinations that serve a variety of motor control feedback and sensing needs. Small packaged dual devices are ideal for position sensing applications such as robotics or for current sensing in space constrained IDMs. Bipolar input devices suit current and voltage feedback in high power applications. Multichannel devices suit the topologies of multiaxis designs while fast conversion times offer low latency resulting in fast dynamic response. Part Number
No. Simultaneous Channels
Total Channel Count
Sample Rate/ Sim Channel
Resolution (Bits)
AD7265/AD7266
2
12
1 MSPS/ 2 MSPS
12
AD7262/AD7264
2
2
1 MSPS
12/14
AD7352/AD7356/ AD7357
2
2
3 MSPS/ 5 MSPS/ 4.75 MSPS
10 to 16
6
6
250 kSPS
16/14/12
8/6/4
8/6/4
200 kSPS
16
8
8
200 kSPS
14/18/18
2
4
1 MSPS
12/14
8–8
8
500 kSPS to 125 kSPS
16
2
2
1 MSPS
16
AD7656-1/ AD7657-1/ AD7658-1 AD7606/ AD7606-6/ AD7606-4 AD7607/AD7608/ AD7609 AD7366/AD7367 ADAS3023 AD7902/AD7903
For additional information, visit analog.com/SimultaneousSamplingADCs
Resolver-to-Digital Converters Many motor control systems operate at variable shaft rotation speeds. To provide the most accurate position information, a system with flexible resolution is required. The resolver-to-digital converter that provides resolution change on-the-fly is the AD2S1210. This converter delivers an integrated solution including an excitation oscillator with programmable frequency, programmable threshold levels, very wide analog input range, and information indicating the exact nature of detected faults. The AD2S1210 provides a high level of functionality required to interface to resolvers with a reduced number of external components. Part Number AD2S1200
Resolution (Bits)
Accuracy (Arcmin)
Max Tracking Rate (rps)
12
11
1000
AD2S1205
12
11
1250
AD2S1210
10 to 16
2.5
3125
For additional information, visit analog.com/RTD-ADCs.
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Processors Processor Value
System Value
Out of Box Experience
XX
ARM and DSP cores
XX
Embedded sinc filters for isolated Σ-Δ
XX
Strong DMA capability
XX
High amount of local RAM and flash
XX
230 VAC and 48 VDC development platforms
XX
Real-time Ethernet (1588)
XX
Fast embedded 16-bit ADCs
XX
Strong local support team
XX
High performance/cost ratio
XX
Support of MATLAB® and model-based design
Motor Control ASSPs—ADSP-CM40x Mixed-Signal Processors for High End Drive and Servo Control ADSP-CM40x mixed-signal processors offer control processing performance combined with high speed, high accuracy analog-to-digital conversion aimed at the needs of next-generation industrial motor drives and servos. Based on the ARM Cortex-M4, the ADSP-CM40x combines industry-leading 240 MHz core clock speed, large 384 kB SRAM, and 2 MB flash memories with industry-leading dual 16-bit ADCs. In addition to its raw digital and analog performance capabilities, the ADSP-CM40x offers a number of features including sinc filters for glueless connection to AD740x Σ-Δ modulators and a harmonic analysis engine for power spectrum analysis. Model ADSP-CM409CBCZ-AF ADSP-CM408CSWZ-AF ADSP-CM408CSWZ-BF ADSP-CM407CSWZ-AF ADSP-CM407CSWZ-BF ADSP-CM403CSWZ-CF ADSP-CM403CSWZ-EF ADSP-CM403CSWZ-FF ADSP-CM402CSWZ-EF ADSP-CM402CSWZ-FF
Package 19 mm × 19 mm, 212-ball CSP_BGA 24 mm × 24 mm, 176-lead LQFP 24 mm × 24 mm, 176-lead LQFP 24 mm × 24 mm, 176-lead LQFP 24 mm × 24 mm, 176-lead LQFP 14 mm × 14 mm, 120-lead LQFP 14 mm × 14 mm, 120-lead LQFP 14 mm × 14 mm, 120-lead LQFP 14 mm × 14 mm, 120-lead LQFP 14 mm × 14 mm, 120-lead LQFP
Speed (MHz) 240 240 240 240 240 240 150 100 150 100
SRAM/Flash 384 kB/2 MB 384 kB/2 MB 384 kB/2 MB 384 kB/2 MB 384 kB/2 MB 384 kB/2 MB 128 kB/512 kB 128 kB/256 kB 128 kB/512 kB 128 kB/256 kB
PLL and Power Management
Fault Management
Event Control
AFE Timer Σ Sinc3 Trip
Dual ADC Accuracy (ENOB) 13 13 13 11 11 13 13 13 11 11
Peripherals
System Watchdogs
1× TWI/I2C 4× Quadrature Enclosure 12× PWM Pairs
16 kB L1 Instruction Cache
L1 Memory
8× Timer
Up To 384 kB Parity-Eenabled Zero-Wait-State SRAM
2× CAN
3× UART Cortex-M4 2× SPI
2× Sport
System Fabric
1× EMAC with IEEE 1588 (Optional) L3 Memory Up to 2 MB Flash (Executable)
Analog Front End ADCC
DACC
Harmonic Analysis Engine (HAE) Hardware Functions
2× ADC (16-Bit)
2× DAC
Static Memory Controller ASYNC Interface
Sinc Filters USB FS OTG (Optional)
For additional information, visit analog.com/ADSP-CM40x.
GPIO (40 OR 91)
L1 Cache
Microcontroller
ADC
Sync
System Control Blocks JTAG, SWD, CoreSight™ Trace
Motor Control
PWM
Comms USB, Ethernet USB, Ethernet USB USB, Ethernet USB None None None None None
11
12
Motor Control Systems and Design
ADSP-214xx SHARC Floating-Point DSPs for Motion Controllers and High End Drive and Servo Control The SHARC® processor family dominates the floating-point DSP market with exceptional core performance, memory size, memory performance, and cost per MFLOP. As the fourth generation of SHARC 32-bit floating-point DSPs, the ADSP-214xx continues the legacy with unparalleled performance and features. The ADSP-214xx processors incorporate up to 800 MMACs of performance, 5 MB of on chip memory, FFT/FIR/IIR accelerators, and a host of external memory interfaces and peripherals that make these processors well suited for motion controllers and high end motor drive and servo systems. Model ADSP-21469BBCZ-3 ADSP-21489BSWZ-3A ADSP-21489BSWZ-3B ADSP-21489BSWZ-4A ADSP-21489BSWZ-4B ADSP-21488BSWZ-3A ADSP-21488BSWZ-3B ADSP-21488BSWZ-4A ADSP-21488BSWZ-4B
Speed (MHz) 450 350 350 400 400 350 350 400 400
Package 24 mm × 24 mm, 176-lead LQFP 14 mm × 14 mm, 100-lead LQFP 24 mm × 24 mm, 176-lead LQFP 14 mm × 14 mm, 100-lead LQFP 24 mm × 24 mm, 176-lead LQFP 14 mm × 14 mm, 100-lead LQFP 24 mm × 24 mm, 176-lead LQFP 14 mm × 14 mm, 100-lead LQFP 24 mm × 24 mm, 176-lead LQFP
On-Chip SRAM (MB) 5 5 5 5 5 3 3 3 3
GPIOs 34 32 34 32 34 32 34 32 34
Parallel Interfaces DDR2, AMI, link ports — SDRAM — SDRAM — SDRAM — SDRAM
Accelerators FFT/FIR/IIR FFT/FIR/IIR FFT/FIR/IIR FFT/FIR/IIR FFT/FIR/IIR FFT/FIR/IIR FFT/FIR/IIR FFT/FIR/IIR FFT/FIR/IIR
Low Power SHARC Floating-Point Processor Model ADSP-21477BCPZ-1A
Speed (MHz) 200
Package 88-lead LFCSP
On-Chip SRAM (MB) 2
5 Stage Sequencer
DAG1/2
Timer
PEX
PEY
JTAG
Thermal Diode
Block 0 RAM/ROM
DMD 64-Bit
DMD 64-Bit
Block 1 RAM/ROM
B0D 64-Bit
Core Bus Cross Bar
Block 2 RAM B2D 64-Bit
B1D 64-Bit
PMD 64-Bit
IOD0 32-Bit
IOD1 32-Bit
FIR IIR
IODO Bus
FFT FIR DTCP/ MTM IIR
S/PDIF PCG ASRC PDAP/ SPORT Tx/Dx A–D 3–0 IDP 7–0 7–0
DPI Routing/Pins
B3D 64-Bit
EPD Bus 64-Bit
Peripheral Bus
Core PCG TIMER TWI SPI/B UART Flags C–D 1–0
Block 3 RAM
Internal Memory I/F
PMD 64-Bit
Peripheral Bus 32-Bit
DPI Peripherals
Power @ 50 MHz 50 mW
Internal Memory
SIMD Core Instruction Cache
FLAGX/IRQX/ TMREXP
Interface SDRAM, AMI, PWM
EP
SPEP BUS Link MLB Port 1–0
DAI Routing/Pins
Core PWM Flags 3–0
AMI
External Port Pin Mux
DAI Peripherals
DDR2 CTL
External Port
Peripherals
ADSP-SC58x Multicore SHARC+ ARM System on Chip (SOC) The new ADSP-SC58x processor family complements the SHARC+® cores and DSP accelerators with the addition of an ARM® Cortex-A5 processor to deliver 24 giga-floating operations per second performance at under 2 W at high temperature. For highly complex, multiaxis motor control applications, the task-sharing architecture allows the SHARC cores to focus on the highest precision algorithms for motor control, and the ARM core on time-sensitive handling of the network stack. In addition, it contains safety features such as memory protection and divergent cores to meet the higher SIL ratings required for the new systems. Model ADSP-SC582 ADSP-SC584 ADSP-SC587 ADSP-SC589 ADSP-21584 ADSP-21587
Package 349-ball BGA 349-ball BGA 529-ball BGA 529-ball BGA 349-ball BGA 529-ball BGA
Speed (MHz) 450 450 450 450 450 450
ARM Core 1 1 1 1 — —
SHARC+ Cores 1 2 2 2 2 2
Interface USB, Gbit ETH, DDR, 80 GPIO USB, Gbit ETH, DDR, 80 GPIO 2 USB, 10/100 ETH, Gbit ETH, 2 DDR, 102 GPIO 2 USB, 10/100 ETH, Gbit ETH, 2 DDR, PCIe, 102 GPIO USB, Gbit ETH, DDR, 80 GPIO 2 USB, 10/100 ETH, Gbit ETH, 2 DDR, 102 GPIO
For additional information, visit analog.com/DSP.
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Standard Linear Products Current Sense Amplifiers Current sense amplifiers are used when a shunt resistor is placed in the high side or low side and high accuracy over temperature is required in harsh environments. In motor control, normally the bidirectional capability will be needed. In order to build fast and accurate control loops, the step response time and common-mode voltage step immunity are critical. V+ IU 3-Phase PWM Generator
IV M IW GND
–IN GND REF2 NC
AD8207 AD8210 AD8418
+IN
–IN
REF1
GND
V+
REF2
OUT
NC
AD8207 AD8210 AD8418
+IN REF1 V+ OUT
ADC Microcontroller
Part Number AD8205/AD8206 AD8207 AD8216 AD8218 AD8417/AD8418 AD8210 AD8214 AD8212
Input CMV (V) –2 to +65 –4 to +65 0 to 65 4 to 80 –2 to +70 –2 to +65
Gain (V/V) 50/20 20 3 20 60/20 20
5 to 65
Comparator
+500 (ext pnp)
Bandwidth (kHz) 50/100 100 3000 500 250 500 Propagation delay 90 ns typ
Max TCVOS (μV/°C) 15 1 20 0.5 0.5 8
1 MHz (G = 10)
Adjustable gain
Current sense amplifier.
Zero drift Fast output response Zero drift, low cost Zero drift, low cost High precision
—
Current output
10
High common-mode voltage
AD8210
Difference amplifier.
Comments
AD8214
Threshold detector.
For additional information, visit analog.com/amplifiers.
13
14 Motor Control Systems and Design
Difference Amplifiers Difference amplifiers can be used for voltage and current sensing in motor control systems because they can reject very high common-mode voltage. They will enable the low voltage converters to interface with the high voltage industrial environment. This is especially true when functional isolation is needed. Excellent drift and CMRR are the advantages of ADI’s difference amplifiers. CMV (±V) 600 270 120
Part Number AD8479 AD629 AD628
CMRR (dB) Min 90 86 75
Gain Drift (ppm/°C) Max 5 10 5 no external
Gain 1 1 0.1 to 100 adj
VOS Drift (μV/°C) Max 10 10 8 no external
There are other cases that will need attenuation and/or level shifting in the signal conditioning. In industrial sites, anything higher than the power supply common-mode voltage will be seen by these difference amplifiers. CMV (±V) –12.3 to +12 −2 (VS + 0.1) to +2 (VS − 1.5) −3 (VS + 0.1) to +3 (VS − 1.5) 3 (–VS) + 4.5 to 3 (+VS) – 4.5
Part Number AD8275 AD8276/AD8277 AD8278/AD8279 AD8273/AD8274
CMRR (dB) Min 86 86 80 77
Gain 0.2 1 0.5 or 2 0.5 or 2
Gain Drift (ppm/°C) Max 1 1 1 2
IQ/Amp (mA) 2.3 0.2 0.2 2.6
Comment With level shifter AD8277 is dual AD8279 is dual AD8273 is dual
Precision Op Amps Precision op amps are used as signal conditioning in the motor control systems. They will be used as the sensor to ADC interface, thus the rail-to-rail input and output in high linearity will be needed. They can also be used between the resolver-to-digital converter (RDC) and the resolver to provide high current in high slew rate and accuracy. Wider bandwidth amplifiers will be used to detect the fast changing current in the system. Part Number
Power Supply (V)
Offset Voltage (μV) Max
TCVOS (μV/°C) Max
Short-Circuit Current (mA)
Bandwidth (MHz)
Slew Rate (V/μs)
Comment
ADA4077 ADA4096 OP279 ADA4661 ADA4666 AD8662 ADA4500 AD8602 AD8515 AD8606 ADA4897 AD8027 ADA4522
10 to 30 3 to 30 4.5 to 12 3 to 18 3 to 18 5 to 16 2.7 to 5.5 2.7 to 5.5 1.8 to 5 2.7 to 5.5 3 to 10 2.7 to 12 4.5 to 55
25 300 4000 150 2200 1000 120 500 6000 65 500 800 5
0.25 1 4 3.1 3.1 9 5.5 2 4 (typ) 4.5 0.2 (typ) 1.5 (typ) 0.022
22 10 50 220 220 19 26 30 20 80 135 120 22
4 0.8 5 4 4 4 10.1 8 5 10 230 190 3
1 0.4 3 2 2 3.5 5.5 5 2.7 5 120 90 1.4
General-purpose precision General-purpose RRIO RDC driver RDC driver Low cost RDC driver RDC driver RRIO, zero crossover Low cost Low cost, smaller package Low cost, smaller package High speed current measurement High speed current measurement EMI enhanced, zero-drift
Precision Voltage References Voltage references are used as converter voltage reference or signal conditioning. Low drift and low cost parts are needed in motor control. Part Number ADR43x ADR34xx ADR1581
Power Supply (V)
Output Voltage (V)
Max Drift (ppm/°C)
Load Current (mA)
Comment
Up to 18 Up to 5.5 5
2.048, 2.5, 3, 4.5, 4.096, 5 1.2, 2.048, 2.5, 3, 4.096, 5 1.25
3 8 50
+30/–20 +10/–3 N/A
Low noise Low power, small size of 6-lead SOT-23, low cost Low cost, small size of 3-lead SOT-23
For additional information, visit analog.com/amplifiers.
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Low Noise MEMS Accelerometers for Condition Monitoring MEMS accelerometers are finding their way into condition monitoring products due to several attractive attributes, not the least of which is lowering the overall cost of the system. MEMS sensors bring small size and weight, low power, a dc response for fast recovery from overload, high shock tolerance, highly integrated solutions, and, maybe most importantly, scalable manufacturing. DoF
FSR (±g)
Noise Density (μg/√Hz)
ADXL001*
1
70, 250, 500
ADXL326*
3
16
Part Number
F0 (kHz)
Interface
Power supply current (μA)
4000
22
Analog
2,500
300
5.5
Analog
350
*Note: In addition to these legacy products, new parts with upgraded performance are sampling now. Contact us at analog.com/about-adi/contact-us for more information.
For additional information, visit analog.com/MEMS.
15
16 Motor Control Systems and Design
Motor Control System and Subsystem Development Platform Isolated Inverter Platform Evaluation Board The isolated inverter platform offers time-saving hardware and/or software development for 3-phase inverter applications in motor control. Two models are available—isolated inverter platform and isolated inverter platform with full feature IGBT drivers. They enable users to evaluate ADI’s isolation technology in a highly configurable system-oriented platform with multiple test points, and connectivity options. An easy-plug connector allows controller connection to an ADSP-CM408 processor evaluation board, while additional 0.1" headers enable alternative connectivity to other process or FPGA platforms. Hardware XX
Isolated inverter board, 24 V to 800 V dc, 2 kVA (2 versions)
XX
Adapter board for connection to EZ-KIT
XX
USB to serial adapter for using GUI
XX
ADSP-CM408 EZ-KIT (sold separately)
Software XX
IAR Embedded Workbench C project
XX
Executable demo application
XX
.NET-based graphical user interface (GUI)
For additional information, visit analog.com/eval-iso-inverter-mc. Additional resource: Analog Devices EngineerZone Motor Control Hardware Platforms Community at ez.analog.com/community/motor-control-hardware-platforms2
FlexMC Motor Control Development Platform™ The FlexMC Motor Control Development Platform is a rapid development system for any motor control solution The FlexMC kit enables you to accelerate time to market and increase performance with powerful model-based design tools. This solution combines hardware and software with out-of-the-box functionality for a permanent magnet synchronous motor (PMSM) with Hall sensor, encoder, or sensorless feedback.
FlexMC Universal AC Kit Hardware: XX
Drive board: universal ac input, 400 W output
XX
3-phase brushless PMSM
XX
Quadrature incremental encoder
XX
Resolver feedback
XX
Integration with ADSP-CM408 EZ-KIT (sold separately)
Software: XX
MATLAB/Simulink libraries
XX
C libraries
XX
Demo application
For additional information, visit analog.com/eval-flex-mc-universal-kit.
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FlexMC Low Voltage Kit Hardware: XX
Drive board: low voltage, 12 V to 36 V dc, 10 A output
XX
3-phase brushless dc (BLDC) motor
XX
Quadrature incremental encoder
XX
Integration with ADSP-CM408 EZ-KIT (sold separately)
Software: XX
MATLAB/Simulink libraries
XX
C libraries
XX
Demo application
For additional information, visit analog.com/eval-flex_mc_low_voltage_kit.
AD-FMCMOTCON2-EBZ Evaluation Board The AD-FMCMOTCON2-EBZ is a complete high performance servo system on an FPGA mezzanine card (FMC) board. It provides a complete motor drive system to demonstrate efficient and high dynamic control of 3-phase PMSM and induction motors up to 48 V and 20 A and enables users to model and implement motor control algorithms rapidly for high performance servo systems by incorporating system modeling and design concepts using MathWorks modelbased design. The kit consists of two boards: a controller board and a drive board. An optional AD-DYNO2-EBS dynamometer can also be purchased through Avnet and is intended to be an extension of the drive system. The system reduces time needed to move a motor control system from concept to production, by providing a prototyping system to verify the hardware and control algorithms before moving to productions stage.
For additional information, visit analog.com/eval-flex_mc_low_voltage_kit. Additional information for motor control development platform can be found: wiki.analog.com; search for motor control hardware
ADI Reference Design Framework
UART Ethernet
DMA
USB 2.0 DMA C Code HDL Code
Field Oriented Controller
Encoder (Position, Speed) HDMI/S/P-DIF
Isolation
Σ-Δ ADC
PWM
User Application
DMA
AXI
IIO Scope
AXI Interconnect
Linux
ADC (Ia, Ib, VBus)
AXI
DMA
Cortex-a9
AXI
Programming Logic
AXI
Processing System
Power Inverters
Encoder Interface AD-FMCMOTCON2
17
18 Motor Control Systems and Design
Reference Designs Analog Devices reference designs enable design engineers to apply ADI’s vast applications expertise quickly and with a high level of confidence toward their own design using circuits that are built and tested by the experts to ensure both performance and function. Low cost hardware allows for evaluation and rapid prototyping with several development platforms. Thorough documentation and design files ease application understanding and minimize system integration issues.
Hardware Enables XX
A modular approach to system designs
Design and Integration Files Support
XX
Application ready software
XX
XX
Fast prototyping with FPGA and MCU
Circuit Note Number CN-0288 CN-0301 CN-0303 CN-0323 CN-0196 CN-0313 CN-0218 CN-0192 CN-0276 CN-0341 CN-0116
CN-0100
Documentation Provides XX
Expert applications knowledge
Schematic, layout, BOM downloads
XX
Understanding of circuit capabilities
XX
Linux code for driver development
XX
Tested and verified performance data
XX
Simplified application integration
Title
Applications
LVDT Signal Conditioning Circuit Universal LVDT Signal Conditioning Circuit MEMS-Based Vibration Analyzer with Frequency Response Compensation Magnetoresistive Angle Measurement H-Bridge Driver Circuit Using Isolated Half-Bridge Drivers EMC Compliant RS-485 Transceiver Protection Circuits
Servos and robotics Servos and robotics Servos and robotics, drives, application specific motor control Servos and robotics, drives, application specific motor control
500 V Common-Mode Voltage Current Monitor High Current Driver for the AD2S1210 Resolver-to-Digital Reference Signal Output High Performance, 10-Bit to 16-Bit Resolver-to-Digital Converter Magnetoresistive Linear Products Measurement High Voltage High Precision Current Sensing with Output Level Shifting Using the AD8210 Current Sense Amplifier and the AD8274 Difference Amplifier Measuring −48 V High-Side Current Using the AD629 Difference Amplifier AD8603 Op Amp AD780 Reference and AD7453 12-Bit ADC Single-Supply Components
Servos and robotics, drives, application specific motor control
Products Used in This Circuit AD598, AD7992, AD8615 AD698, AD7992, AD8615 AD7866, AD8227, AD8615 AD7866, AD8227, AD8615 ADCMP350, ADG787, ADP1720, ADuC7061, ADuM3100, ADuM7234
Servos and robotics, drives, application specific motor control
ADM3485E
Servos and robotics, drives, application specific motor control
AD7171, AD8212, AD8605, ADR381, ADuM5402
Servos and robotics, application specific motor control
AD2S1210, AD8662
Servos and robotics
AD2S1210, AD8397, AD8692, AD8694, ADG1611, ADG1612 AD7866, AD8227, AD8615
Application specific motor control
AD780, AD8210, AD8274
Application specific motor control
AD629, AD7453, AD780, AD8603
Servos and robotics
CN-0313 circuit evaluation board. CN-0276 circuit evaluation board.
CN-0301 circuit evaluation board.
CN-0218 circuit evaluation board.
CN-0323 circuit evaluation board.
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Model-Based Design — Making Design Easy System Design Value for Any Motor Control System Benefits
Model-based design was developed to help simplify the difficulties and complexities inherent in control systems designs using traditional nonautomated methods. Model-based design provides the designer with a virtual design environment that enables developers to use a single model of their entire system for data analysis, model visualization, testing, validation, and eventually product deployment. Once the model is built and tested, accurate real-time software is automatically generated, saving time and reducing overall development costs as compared to traditional manual coding. Model-based design with automatic code generation can also be used in rapid prototyping, further reducing the design cycle. By its nature, model-based design provides a structure for software reuse that permits established designs to be effectively scaled up or down in complexity depending upon the desired application and reliably upgraded in a more simplistic and cost-effective manner.
XX
Faster design iterations that produce desired performance, functionality, and capabilities
XX
Design cycles that are more predictable and result in faster product shipments
XX
Reduction in design, development, and implementation
Test Signals
Motor/ Inverter Model
Controller Model
Verify
PC
System Model
CODE GENERATION
Motor/ Inverter
System
Target
Model-based design saves valuable design resources by cutting design time and providing final designs that are more accurate and more closely approximate predesign expectations for performance, systems functionality, and features and schedule.
HW
Embedded Controller
Motor Drive System
Executable Models • Unambiguous • Only “One Truth”
ARM Library • M3/M4 Support
Motor Control • FOC Functions
Legacy Code • Existing Code
Device Drivers • Functional Model C-Code
Executable Specifications
Simulation • Reduces “Real” Prototypes • Systematic “What If” Analysis
Design with Simulation
Continuous Test and Verification
Model
Device Drivers • SW Enablement Package
Test with Design • Detects Errors Earlier
System Resources • Allocation and Setup
C-Code
C-Code Scheduling • IRQS/RTOS
Application Code • State Machines Executable
Automatic Code Generation
Automatic Code Generation • Minimizes Coding Errors
ADSP-CM40x
B6 VDC_MEAS
VDC
DUTY +
DCP –
DCM DC_LINK
DUTY_ABC
VABC
A
A
B
B
C
C
IABC A B C
VA VB
RPM
[RPM]
IABC
[IABC]
THETA
[THETA]
VC
Discrete, s = 0.0001s Power GUI
[ALL_ABC] PMSM
Power Inverter and Motor (Model) PMSMCTRL [ABC_ADC]
[DUTY_ABC]
CNT_A
[CNT_A]
[CNT_A]
DUTY_ABC CNT_B
[CNT_B]
[CNT_B]
CNT_C
[CNT_C]
[CNT_C]
ePWM [RPM]
[THETA_QEP] [VDC_ADC]
[IABC_ADC]
K–
[VDC_ADC]
VDC_ADC
[PD] MC Algorithm (Simulink)
SLATERPMSM
[THETA_QEP]
QEP_cnt QEP_CNT THETA_SNS QEP
CC and Link
IABC_SNS IABC
[IABC]
VDC_SNS
VDC
[VDC]
Voltage Sensor
THETA_SNS THETA
[THETA]
HALL_ABC [PD]
MC ‘C’ Code Device Drivers Application Code
VDC_SNS
ADC
Embedded Decoder
[IABC]
IABC_SNS
Current Sensor
ADSP-CM40x
T
MC Application Firmware
IABC_ADC
Device Drivers
PD
HALL_ABC PD
HALL Position Sensor
Sensors, Interfaces, and Device Drivers
[HALL_ABC]
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20 Motor Control Systems and Design
Motor Control Architectures and Solutions 2
3 Power
Power
AC Motor
AC Motor
>25A
Control
Control
Communications
Safety Earth
Safety Earth
Communications
Isolated Communications
Isolated Control
1
4 Power
Power
AC Motor
AC Motor
+– Σ-Δ
+– Σ-Δ
Control Control
Communications
Safety Earth
Communications
Safety Earth
<25A
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It is easy to become overwhelmed with the endless number of variations in motor control configurations. To help simplify things, Analog Devices has consolidated the number of possible motor control architectures into four fundamental categories that most systems would fall into. Depending on your selection, ADI can quickly identify and recommend the proper products and solutions for your specific design. Zone
Configuration Description
Typical Application
Technology Recommendation XX
XX XX
1 XX
DC rail-referenced controller Low-side shunt current sensing (<25 A) Low speed communications protocols—easily isolated
XX XX XX
Inverters
XX XX XX XX
XX XX
2 XX
XX XX
3
XX XX
DC rail-referenced controller Transducer/transformer-based phase current sensing (>25 A) Low speed communications protocols—easily isolated Earth-referenced controller and communications Isolated control and feedback for better performance Transducer/transformer-based phase current sensing (>25 A) High speed communications protocols
XX XX
Simple function servos and drives
XX XX XX XX
XX XX XX
Advanced functionality servos and drives
XX XX XX XX XX
XX XX
4
XX XX
Earth-referenced controller and communications Isolated control and feedback for better performance Shunt-based phase current sensing (<25 A) High speed communications protocols
XX XX
XX XX
Advanced functionality servos and drives High end drives Multiaxis servo designs
XX XX XX XX XX
Isolated CAN/Isolated RS-485 Power management Embedded processors Standard components: ADC and AMP Current sensing Precision microcontroller Digital isolation Isolated gate drivers Power management Position and current sensing Embedded processors Standard components: ADC and AMP Digital isolation Isolated gate drivers Power management Position and current sensing Embedded processors Standard components: ADC and AMP Isolated gate drivers Power management Position and current sensing Embedded processors MEMS sensors and accelerometers Standard components: ADC and AMP Multiaxis controllers
Subsystem and System Platform Solutions
Reference Design XX XX
XX
Low voltage drive XX XX
XX
Isolated inverter
XX
Position sensing (CN-0323, CN-0341, CN-0368—AMR), (CN-0276—RDC)
XX
Isolated communications (CN-0373) Power (CN-0190) Isolated LVDS (signals, communications—CN-0256)
XX XX
XX XX XX XX
Isolated Inverter High voltage drive
XX XX XX
XX
XX XX XX
High voltage drive Low voltage drive FMCMOTCON
Current sensing (CN-0240, CN-0218, CN-0116) Isolated communications (CN-0373) Power (CN-0190) Isolated LVDS (signals, communications—CN-0256)
XX XX XX XX
Communications (CN-0313) Position sensing (CN-0276—RDC) Accelerometers (CN-0303) Power (CN-0190) Isolated LVDS (signals, communications—CN-0256) Position sensing (CN-0301, CN-0371, CN-0288—LVDT), (CN-0276—RDC) Communications (CN-0313) Gate drive (CN-0196) Current sensing (CN-0185, CN-0280) Power (CN-0190)
21
22 Motor Control Systems and Design
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Third-Party Developers Program Analog Devices third-party developers network consists of companies all over the world that provide hardware products, software products, algorithms, and design services for a wide variety of applications and markets. Visit www.analog.com/en/third-party-developers/processors-DSP/content/search.html
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Online Tools And Resources To learn more about products, signal chain solutions, and technical expertise offered by Analog Devices to help engineers meet today’s motor control design challenges, visit www.analog.com/motorcontrol.
Analog Filter Wizard www.analog.com/filterwizard
Photodiode Wizard www.analog.com/photodiode
Use the Analog Filter Wizard to design low-pass, high-pass, or band-pass filters with actual op amps in minutes. As you progress through the design process, you can observe the characteristics of your filter design from ideal specifications to real-world circuit behavior. Quickly evaluate the trade-offs in op amp specifications—including gain bandwidth, noise, and supply current— to determine the best filter design for your requirements.
Use Photodiode Wizard to design a transimpedance amplifier circuit to interface with a photodiode. Select a photodiode from the library included in the tool, or enter custom photodiode specifications. Quickly observe trade-offs between bandwidth, peaking (Q), and ENOB/SNR. Modify circuit parameters, and immediately see results in plots for pulse response, frequency response, and noise gain.
ADIsimPower www.analog.com/adisimpower ADIsimPower™ is a collection of downloadable Excel spreadsheets that produce complete power designs optimized to your design goals. Get a schematic, bill of materials, and performance data customized to your specific needs in minutes.
Analog Devices Wiki wiki.analog.com The ADI wiki site provides developers using Analog Devices products with software and documentation. It also contains user guides for some ADI evaluation boards to help developers get up and running fast.
ADIsimPower Selector ADIsimPower Selector uses your specific application requirements and compares solutions from over 300 power management parts and over 10 different topologies. Each solution takes into consideration the IC, external components, and operating condition to be able to compare expected performance.
Circuits from the Lab Reference Designs For a complete list of Analog Devices Circuits from the Lab® Reference Designs for motor control designs, visit www.analog.com/circuits.
EngineerZone® Online Support Community Find answers to your design questions. Join our engineer community at ez.analog.com.
Quality, Reliability, and Product Life Cycle ADI is committed to the establishment and continuous improvement of world class systems and processes aimed at satisfying our customers’ evolving needs. For information about our quality and reliability program, visit www.analog.com/quality. For information about product life cycle, visit www.analog.com/product_status_info.
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Analog Devices, Inc. Japan Headquarters
Analog Devices, Inc. Asia Pacific Headquarters
Analog Devices, Inc. One Technology Way P.O. Box 9106 Norwood, MA 02062-9106 U.S.A. Tel: 781.329.4700 (800.262.5643, U.S.A. only) Fax: 781.461.3113
Analog Devices, Inc. Otl–Aicher–Str. 60-64 80807 München Germany Tel: 49.89.76903.0 Fax: 49.89.76903.157
Analog Devices, KK New Pier Takeshiba South Tower Building 1-16-1 Kaigan, Minato-ku, Tokyo, 105-6891 Japan Tel: 813.5402.8200 Fax: 813.5402.1064
Analog Devices 5F, Sandhill Plaza 2290 Zuchongzhi Road Zhangjiang Hi-Tech Park Pudong New District Shanghai, China 201203 Tel: 86.21.2320.8000 Fax: 86.21.2320.8222
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