Radial Leaded Epoxy Resin Coated NTC Thermistor Temperature Sensor, 10K ohm, Beta B(25/85):3977K, Temperature -40C to +125C.
Unit: mm
Temperature sensing, control and compensation. E.g. inlet air temperature sensing thermistors or ECT in
automotive applications, sensor elements in industrial and commercial applications, heating systems and industrial
systems, medical equipment.
- Resistance at 25C R25: 10K ohm+/-2%
- Beta Value B(25/85): 3977K+/-1%
- Optional R25 resistance tolerance, ±1%(F), ±2%(G), ±3%(H), or ±5%(J)
- Dissipation Factor: δ≥3mW/℃.
- Thermal Time Constant (in still air): ≤12 seconds.
- Rated Powerwatt (below 25C): ≤50mW
- Insulation resistance: room temperature, 500V, 60 Seconds, ≥100MΩ.
- Operating temperature range: -40 to +125C.
| Temperature Centigrade |
Resistance (K Ohm) |
Temperature Centigrade |
Resistance (K Ohm) |
Temperature Centigrade |
Resistance (K Ohm) |
|---|---|---|---|---|---|
| -40C | 308.163 KΩ | 20C | 12.444 KΩ | 80C | 1.254 KΩ |
| -35C | 224.106 KΩ | 25C | 10.000 KΩ | 85C | 1.070KΩ |
| -30C | 165.777 KΩ | 30C | 8.127 KΩ | 90C | 0.918 KΩ |
| -25C | 124.112 KΩ | 35C | 6.608 KΩ | 95C | 0.791 KΩ |
| -20C | 93.738 KΩ | 40C | 5.385 KΩ | 100C | 0.684 KΩ |
| -15C | 71.284 KΩ | 45C | 4.405 KΩ | 105C | 0.593 KΩ |
| -10C | 54.528 KΩ | 50C | 3.620 KΩ | 110C | 0.516 KΩ |
| -5C | 41.942 KΩ | 55C | 2.991 KΩ | 115C | 0.450 KΩ |
| 0C | 32.446 KΩ | 60C | 2.485 KΩ | 120C | 0.393 KΩ |
| 5C | 25.254 KΩ | 65C | 2.077 KΩ | 125C | 0.344 KΩ |
| 10C | 19.791 KΩ | 70C | 1.746 KΩ | ||
| 15C | 15.628 KΩ | 75C | 1.475 KΩ |
| Test | Standard | Test Conditions and methods | Requirements |
|---|---|---|---|
| Soldering & Solderability | IEC60068-2-20 Test Ta |
Temperature: 230±5 ℃， 2-2.5mm away from ceramic body On: 2±0.5 Seconds. |
The terminations shall be evenly tinned |
| Resistant to soldering heat | IEC60068-2-20 Test Tb |
Temperature: 260±5℃, 2-2.5mm away from ceramic body On：10±1 Seconds. |
No visible damage, ΔR25/R25≤3% |
| Lead wire tensile | IEC60068-2-21 Test U |
Test Ua: Force 10N, On 10 Seconds; Test Ub: Bending 90C, Force 5N, Twice. |
No break off, ΔR25/R25≤3% |
| Test | Standard | Test Conditions | ΔR25/R25 (typical) | Remarks |
|---|---|---|---|---|
| Low temperature storage | IEC 60068-2-1 | Storage at low category temperature. Temperature: -40 oC Time: 1000hours | ≤3% | No visible damage |
| Storage in dry heat | IEC 60068-2-2 | Storage at upper category temperature. Temperature: 100 oC Time: 1000hours | ≤3% | No visible damage |
| Storage in damp heat, steady state (Humidity test) | IEC 60068-2-3 | Temperature: 40oC, Humidity:90%-95% RH, Duration:1000 hours |
≤3% | No visible damage |
| Rapid temperature cycling | IEC 60068-2-14 | 1. -40C/30 minutes 2. 30C/5minutes 3. 100C/30 minutes 4. 30C/5minutes. Number of cycles: 5 Cycles |
≤3% | No visible damage |
Other Related AMWEI NTC thermistors Products for Temperature Sensing
Content Headline
Appearance & Dimension
NTC 10KΩ B3977 Application
NTC 10KΩ B3977 Electric Data
Resistance vs. Temperature RT Data
NTC 10KΩ B3977 Mechanical Test
NTC 10KΩ B3977 Reliability Data
NTC 10KΩ B3977 Application
NTC 10KΩ B3977 Electric Data
Resistance vs. Temperature RT Data
NTC 10KΩ B3977 Mechanical Test
NTC 10KΩ B3977 Reliability Data
Technical Knowledge
NTC Thermistor Glossary and Definition
How NTC thermistor beta value is calculated?
NTC Thermistor Manufacturing Process and Quality Control
Applications Articles
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Reliable limiting of current surges by AMWEI NTC and PTC thermistor
How to Select NTC Thermistor for Inrush Current Limiting?
How to Select Packaged Thermistor Temperature Sensor Probe Assembly ? 6 Steps
