Guangdong Uchi Electronics Co.,Ltd
Guangdong Uchi Electronics Co.,Ltd Manufactuer of Varistor, Thermistor, Capacitor,Fuse & Resistor since 2006 !
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NTC Thermistor Sensor Assembles CIG For Temperature Measuring And Control
Specifications
1. Electronics specifications
R25: 200K Ohm +/-1%
B 25/85 : 4200k+/-1%
Operating Temperature : -40~250degree
Dissipation constance : >= 5mW/C
Storage Temperature : -40~250degree
Thermal time constant : in stirred water , 90% response <=6 sec MAX
2. Overall dimensions
3. Environment Test
| ITEM | CONDITIONS | SPEC | SPEC | |
| 3-1 | High temperature storage | 125deg(AIR) 1000Hrs | △R25 | +/-1%<3% |
| 3-2 | Low temperature storage | -40deg(AIR) 1000Hrs | △R25 | +/-1%<3% |
| 3-3 | High humidity storage | 40deg/95%/240Hrs | △R25 | +/-1%<3% |
| 3-4 | Thermal shock | -40deg~125deg/5 cycles | △R25 | +/-1%<3% |
4. Inspection conditions
4-1 Sampling method : Apply to MIL-STD-05D
4-2 Level : Level 1 , AQL 1%
4-3 Check point and method
| Check point | Test method | Grade |
| Appearance and dimension | Refer to 5-2 | Important |
| Electrical characteristics | Refer to 5-3 | Very important |
| Mechanical characteristics | Refer to 5-4 | Very important |
| Environment test | Refer to 5-5 | Very important |
* Follow the special specification if another check point required .
5. R-T Table
5-1 R-T CHART
For further info,pls contact us ! Thank you !