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NTC Chip Thermistor |
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NTC Chip Thermistor |
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Applications
Features
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Part Number |
W @ 25 °C +/- 10% |
Curve |
TCR @ 25 °C (%/°C) | Dimensions in inches (millimeters) |
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A +/- 0.012" (0.30mm) |
B +/-0.012" (0.30mm) |
C +/- 0.012" (0.30mm) |
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WR210 |
50 |
D |
-3.3 |
0.075 (1.91) |
0.075 (1.91) |
0.030 (0.76) |
WR220 |
70 |
D |
-3.3 | 0.070 (1.78) |
0.070 (1.78) |
0.030 (0.76) |
WR225 |
80 |
D |
-3.3 |
0.067 (1.70) |
0.067 (1.70) |
0.030 (0.76) |
WR235 |
100 |
D |
-3.3 | 0.065 (1.65) |
0.065 (1.65) |
0.035 (0.89) |
WR245 |
150 |
D |
-3.3 |
0.052 (1.32) |
0.052 (1.32) |
0.035 (0.89) |
WR255 |
200 |
D |
-3.3 | 0.045 (1.14) |
0.045 (1.14) |
0.035 (0.89) |
WR265 |
300 |
D |
-3.3 | 0.037 (0.94) |
0.037 (0.94) |
0.035 (0.89) |
WR270 |
300 |
A |
-3.9 | 0.110 (2.79) |
0.110 (2.79) |
0.030 (0.76) |
WR280 |
500 |
A |
-3.9 | 0.085 (2.16) |
0.085 (2.16) |
0.030 (0.76) |
WR290 |
700 |
A |
-3.9 | 0.070 (1.78) |
0.070 (1.78) |
0.030 (0.76) |
WR295 |
800 |
A |
-3.9 | 0.067 (1.70) |
0.067 (1.70) |
0.030 (0.76) |
WR305 |
1000 |
A |
-3.9 | 0.060 (1.52) |
0.060 (1.52) |
0.030 (0.76) |
WR315 |
1500 |
A |
-3.9 |
0.050 (1.27) |
0.050 (1.27) |
0.030 (0.76) |
WR325 |
2000 |
A |
-3.9 | 0.045 (1.14) |
0.045 (1.14) |
0.035 (0.89) |
WR330 |
2500 |
A |
-3.9 | 0.040 (1.02) |
0.040 (1.02) |
0.035 (0.89) |
WR340 |
2500 |
B |
-4.4 | 0.100 (2.54) |
0.100 (2.54) |
0.030 (0.76) |
WR345 |
3000 |
B |
-4.4 | 0.090 (2.29) |
0.090 (2.29) |
0.030 (0.76) |
WR350 |
5000 |
B |
-4.4 | 0.070 (1.78) |
0.070 (1.78) |
0.030 (0.76) |
WR360 |
10000 |
B |
-4.4 | 0.050 (1.27) |
0.050 (1.27) |
0.030 (0.76) |
WR370 |
20000 |
B |
-4.4 | 0.038 (0.97) |
0.038 (0.97) |
0.035 (0.89) |
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Options
Terminology TCR (Temperature Coefficient of Resistance) - Defined as a slope parameter using the following equation: TCR = 1/Rt [(dRt)/(dT)]
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Factory Direct Technical Sales - sales@wecc.com Design/Engineering - rgeary@wecc.com General Inquiries - info@wecc.com Western Electronic Components
©2003
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Distribution
(800) 748-6285 |
