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NTCSMELFE3203JT

P1-P3P4-P5
NTCSMELFE3
www.vishay.com
Vishay BCcomponents
Revision: 01-Jul-15
1
Document Number: 29119
For technical questions, contact: nlr@vishay.com
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
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
APPLICATIONS
Temperature measurement, sensing and control:
• Domestic appliances
• Industrial process control
DESIGN-IN SUPPORT
For complete Curve Computation, visit:
www.vishay.com/thermistors/curve-computation-list/
DESCRIPTION
These thermistors have a negative temperature coefficient
and are mounted in a glass envelope with two tinned
electrodes. Only available in tape and reel packaging.
MOUNTING
By soldering.
QUICK REFERENCE DATA
PARAMETER VALUE UNIT
Resistance value at 25 °C (R
25
) 10K to 100K
Tolerance on R
25
-value ± 5 %
B
25/85
-value 3977 K
Tolerance on B
25/85
-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
Thermal time constant  6 s
Climatic category
(LCT / UCT / days)
40 / 155 / 56
Weight 0.03 g
ELECTRICAL DATA AND ORDERING INFORMATION
R
25
(k)
B
25/85
-VALUE
SAP MATERIAL AND
ORDERING NUMBER
NTCSMELFE3...
OLD 12NC CODE
2381 633 53..
10 3 977K 103JT 103
20 3 977K 203JT 203
30 3 977K 303JT 303
100 3 977K 104JT 104
NTCSMELFE3
www.vishay.com
Vishay BCcomponents
Revision: 01-Jul-15
2
Document Number: 29119
For technical questions, contact: nlr@vishay.com
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
DIMENSIONS in millimeters
Component outline for NTCSMELFE3 (SOD80)
DERATING
Power derating curve
Note
• Zero power is considered as measuring power max. 1 % of max. power
STABILITY CHARACTERISTICS
Stability of glass encapsulated NTCs in thermal shock test (200 000 cycles -40 °C / +200 °C).
Tested on non-soldered parts.
Ø 1.55 ± 0.15
0.35 ± 0.1
0.35 ± 0.1
3.5 ± 0.35
055- 40 85
T
amb
(°C)
150
100
0
P
(%)
0
0.8
0.6
0.2
10
3
10
4
10
5
10
6
0.4
R
R
(%)
- 0.4
0
- 0.1
- 0.3
- 0.2
T
(K)
T (at 25 °C)
T (at 85 °C)
R
85
/R
85
R
25
/R
25
Cycles
NTCSMELFE3
www.vishay.com
Vishay BCcomponents
Revision: 01-Jul-15
3
Document Number: 29119
For technical questions, contact: nlr@vishay.com
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
For complete Curve Computation, visit: www.vishay.com/thermistors/curve-computation-list/
RESISTANCE VALUES AT INTERMEDIATE TEMPERATURES FOR NTCSMELFE3
TEMPERATURE
(°C)
R
T
/R
25
R for 10 k R for 20 k R for 30 k R for 100 k
R/R
(± %)
(%/K)
T
(± K)
-40 33.21 332 094 664 187 996 281 3 320 936 10.08 -6.62 1.52
-35 23.99 239 900 479 799 719 699 2 398 996 9.59 -6.39 1.50
-30 17.52 175 200 350 399 525 599 1 751 996 9.12 -6.18 1.48
-25 12.93 129 287 258 574 387 861 1 292 869 8.67 -5.98 1.45
-20 9.636 96 358 192 716 289 074 963 582 8.24 -5.78 1.42
-15 7.250 72 500 145 001 217 501 725 004 7.82 -5.60 1.40
-10 5.505 55 046 110 092 165 138 550 459 7.42 -5.42 1.37
-5 4.216 42 157 84 314 126 471 421 570 7.04 -5.25 1.34
0 3.255 32 554 65 108 97 663 325 542 6.67 -5.09 1.31
5 2.534 25 339 50 677 76 016 253 386 6.31 -4.93 1.28
10 1.987 19 872 39 744 59 617 198 722 5.96 -4.79 1.25
15 1.570 15 698 31 397 47 095 156 985 5.63 -4.64 1.21
20 1.249 12 488 24 975 37 463 124 877 5.31 -4.51 1.18
25 1.000 10 000 20 000 30 000 100 000 5.00 -4.38 1.14
30 0.8059 8059 16118 24 177 80 591 5.30 -4.25 1.25
35 0.6535 6535 13069 19 604 65 347 5.59 -4.13 1.35
40 0.5330 5330 10660 15 990 53 299 5.87 -4.02 1.46
45 0.4372 4372 8743 13 115 43 717 6.14 -3.91 1.57
50 0.3605 3605 7211 10 816 36 053 6.41 -3.80 1.69
55 0.2989 2989 5977 8966 29887 6.66 -3.70 1.80
60 0.2490 2490 4980 7470 24900 6.91 -3.60 1.92
65 0.2084 2084 4169 6253 20844 7.15 -3.51 2.04
70 0.1753 1753 3506 5259 17530 7.39 -3.42 2.16
75 0.1481 1481 2962 4443 14809 7.61 -3.33 2.29
80 0.1256 1256 2513 3769 12564 7.84 -3.25 2.41
85 0.1070 1070 2141 3211 10703 8.05 -3.17 2.54
90 0.09154 915.4 1831 2746 9154 8.26 -3.09 2.67
95 0.07860 786.0 1572 2358 7860 8.46 -3.01 2.81
100 0.06773 677.3 1355 2032 6773 8.66 -2.94 2.95
105 0.05857 585.7 1171 1757 5857 8.85 -2.87 3.08
110 0.05083 508.3 1017 1525 5083 9.04 -2.80 3.23
115 0.04426 442.6 885.2 1328 4426 9.22 -2.74 3.37
120 0.03866 386.6 773.2 1160 3866 9.40 -2.67 3.52
125 0.03387 338.7 677.5 1016 3387 9.57 -2.61 3.66
130 0.02977 297.7 595.4 893.1 2977 9.74 -2.55 3.81
135 0.02624 262.4 524.8 787.2 2624 9.91 -2.50 3.97
140 0.02319 231.9 463.8 695.7 2319 10.07 -2.44 4.12
145 0.02055 205.5 411.1 616.6 2055 10.23 -2.39 4.28
150 0.01826 182.6 365.3 547.9 1826 10.38 -2.34 4.44
P1-P3P4-P5

NTCSMELFE3203JT

Mfr. #:
Buy NTCSMELFE3203JT
Manufacturer:
Vishay
Description:
NTC Thermistors 20K ohms 5% MELF SOD80 Glass
Lifecycle:
New from this manufacturer.
Delivery:
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