NTCSMELFE3 www.vishay.com
Vishay BCcomponents
SMD MELF SOD80, Glass Encapsulated NTC Thermistors FEATURES • Small diameter down to 1.7 mm • Quick response time down to 0.9 s • Resistant to corrosive atmospheres and harsh environments • Wide temperature range from -40 °C to +150 °C • Available on tape • Material categorization: for definitions of compliance please see www.vishay.com/doc?99912
QUICK REFERENCE DATA PARAMETER
APPLICATIONS VALUE
UNIT
10K to 100K
• Domestic appliances
±5
%
• Industrial process control
B25/85-value
3977
K
Tolerance on B25/85-value
± 1.3
%
Operating temperature range
-40 to +150
°C
Maximum power dissipation at 55 °C
100
mW
Dissipation factor
2.5
mW/K
Response time
0.9
s
6
s
0.03
g
Resistance value at 25 °C Tolerance on R25-value
Thermal time constant Weight
Temperature measurement, sensing and control:
DESCRIPTION These thermistors consist of a micro chip clamped between Dumet electrodes in a glass sealing with tin plated terminations. Only available in tape and reel packaging.
DESIGN-IN SUPPORT For complete curve computation, please visit: www.vishay.com/thermistors/ntc-curve-list/
MOUNTING By soldering. Not intended for potting or automotive applications.
ELECTRICAL DATA AND ORDERING INFORMATION R25 ()
R25-TOL. (± %)
B25/85 (K)
B25/85-TOL. (± %)
SAP MATERIAL AND ORDERING NUMBER
10 000
5
3 977
1.3
NTCSMELFE3103JT
20 000
5
3 977
1.3
NTCSMELFE3203JT
30 000
5
3 977
1.3
NTCSMELFE3303JT
100 000
5
3 977
1.3
NTCSMELFE3104JT
DIMENSIONS in millimeters
ØD D
L2
L2 L1
L1
L2
ØD
3.5 ± 0.35
0.35 ± 0.1
1.55 ± 0.15
Revision: 24-Aug-17
Document Number: 29119 1 For technical questions, contact:
[email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
NTCSMELFE3 www.vishay.com
Vishay BCcomponents
PACKAGING BLISTER TAPE ON REEL Packed in an 8 mm wide blister tape on a 180 mm reel, according to IEC 60286-3 K0
P0
D0 P2
T
E
F
W
B0
B0
T2
D1
A0 P
DIMENSIONS in millimeters PARAMETER
VALUE
A0
2.1 + 0.3 / - 0.0
B0 min.
3.8
K0
2.1 + 0.3 / - 0.0
W
8 ± 0.2
F
3.5 ± 0.1
E
1.75 ± 0.1
P
4.0 ± 0.1
P0
4.0 ± 0.1
P2
2.0 ± 0.05
D0
1.5 ± 0.1
D1
1.0 ± 0.1
T max.
0.4
T2 max.
0.5
STABILITY CHARACTERISTICS Stability of glass encapsulated NTCs in thermal shock test (200 000 cycles -40 °C / +200 °C). Tested on non-soldered parts. 0.8
0
R R (%)
T (at 25 °C)
T (K) - 0.1
0.6 T (at 85 °C) R85/R85 0.4
- 0.2 R25/R25
- 0.3
0.2
0 3 10
Revision: 24-Aug-17
104
105
Cycles
- 0.4 106
Document Number: 29119 2 For technical questions, contact:
[email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
NTCSMELFE3 www.vishay.com
Vishay BCcomponents
DERATING Power derating curve P (%) 100
0 -40
0
55
85
Tamb (°C)
150
Note • Zero power is considered as measuring power max. 1 % of max. power
For complete curve computation, visit: www.vishay.com/thermistors/ntc-curve-list/.
RESISTANCE VALUES AT INTERMEDIATE TEMPERATURES FOR NTCSMELFE3 TEMPERATURE (°C) -40 -35 -30 -25 -20 -15 -10 -5 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 Revision: 24-Aug-17
RT/R25
R for 10 k
R for 20 k
R for 30 k
R for 100 k
33.21 23.99 17.52 12.93 9.636 7.250 5.505 4.216 3.255 2.534 1.987 1.570 1.249 1.000 0.8059 0.6535 0.5330 0.4372 0.3605 0.2989 0.2490 0.2084 0.1753 0.1481 0.1256 0.1070 0.09154 0.07860 0.06773 0.05857 0.05083 0.04426 0.03866 0.03387 0.02977 0.02624 0.02319 0.02055 0.01826
332 094 239 900 175 200 129 287 96 358 72 500 55 046 42 157 32 554 25 339 19 872 15 698 12 488 10 000 8059 6535 5330 4372 3605 2989 2490 2084 1753 1481 1256 1070 915.4 786.0 677.3 585.7 508.3 442.6 386.6 338.7 297.7 262.4 231.9 205.5 182.6
664 187 479 799 350 399 258 574 192 716 145 001 110 092 84 314 65 108 50 677 39 744 31 397 24 975 20 000 16118 13069 10660 8743 7211 5977 4980 4169 3506 2962 2513 2141 1831 1572 1355 1171 1017 885.2 773.2 677.5 595.4 524.8 463.8 411.1 365.3
996 281 719 699 525 599 387 861 289 074 217 501 165 138 126 471 97 663 76 016 59 617 47 095 37 463 30 000 24 177 19 604 15 990 13 115 10 816 8966 7470 6253 5259 4443 3769 3211 2746 2358 2032 1757 1525 1328 1160 1016 893.1 787.2 695.7 616.6 547.9
3 320 936 2 398 996 1 751 996 1 292 869 963 582 725 004 550 459 421 570 325 542 253 386 198 722 156 985 124 877 100 000 80 591 65 347 53 299 43 717 36 053 29887 24900 20844 17530 14809 12564 10703 9154 7860 6773 5857 5083 4426 3866 3387 2977 2624 2319 2055 1826
R-TOL. (± %) 10.08 9.59 9.12 8.67 8.24 7.82 7.42 7.04 6.67 6.31 5.96 5.63 5.31 5.00 5.30 5.59 5.87 6.14 6.41 6.66 6.91 7.15 7.39 7.61 7.84 8.05 8.26 8.46 8.66 8.85 9.04 9.22 9.40 9.57 9.74 9.91 10.07 10.23 10.38
(%/K) -6.62 -6.39 -6.18 -5.98 -5.78 -5.60 -5.42 -5.25 -5.09 -4.93 -4.79 -4.64 -4.51 -4.38 -4.25 -4.13 -4.02 -3.91 -3.80 -3.70 -3.60 -3.51 -3.42 -3.33 -3.25 -3.17 -3.09 -3.01 -2.94 -2.87 -2.80 -2.74 -2.67 -2.61 -2.55 -2.50 -2.44 -2.39 -2.34
T-TOL. (± °C) 1.52 1.50 1.48 1.45 1.42 1.40 1.37 1.34 1.31 1.28 1.25 1.21 1.18 1.14 1.25 1.35 1.46 1.57 1.69 1.80 1.92 2.04 2.16 2.29 2.41 2.54 2.67 2.81 2.95 3.08 3.23 3.37 3.52 3.66 3.81 3.97 4.12 4.28 4.44
Document Number: 29119 3 For technical questions, contact:
[email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
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Revision: 08-Feb-17
1
Document Number: 91000
