Radial Leaded Epoxy Resin Coated NTC Thermistor Temperature Sensor, 100K ohm, Beta B(25/50):4200K, Temperature -40C to +125C.

AMWEI Product Code: AMF52-104G4200

Appearance and Dimension

Unit:mm

Radial Resin NTC Thermistor Temperature Sensor

Radial  Leaded Epoxy Resin Coated  NTC Thermistor Application

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.

Radial Leaded Epoxy Resin Coated NTC Thermistor Electric Perfomance

  • Resistance at 25C R25: 100K ohm+/-2%
  • Beta Value B(25/50):4200K+/-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.

NTC 100K Ohm 4200K Resistance vs. Temperature RT Data

Temperature
Centigrade
Resistance
(K Ohm)
Temperature
Centigrade
Resistance
(K Ohm)
Temperature
Centigrade
Resistance
(K Ohm)
-40C 3866.649 KΩ 20C 126.714 KΩ 80C 10.749KΩ
-35C 2738.029 KΩ 25C 100.000 KΩ 85C 9.035 KΩ
-30C 1967.590 KΩ 30C 79.626 KΩ 90C 7.628KΩ
-25C 1433.007 KΩ 35C 63.703 KΩ 95C 6.466 KΩ
-20C 1056.430 KΩ 40C 51.219 KΩ 100C 5.502 KΩ
-15C 787.430 KΩ 45C 41.394 KΩ 105C 4.700 KΩ
-10C 592.792 KΩ 50C 33.628 KΩ 110C 4.029KΩ
-5C 450.291 KΩ 55C 27.462 KΩ 115C 3.465 KΩ
0C 344.828 KΩ 60C 22.542 KΩ 120C 2.990 KΩ
5C 266.003 KΩ 65C 18.597 KΩ 125C 2.588 KΩ
10C 206.553 KΩ 70C 15.418 KΩ
15C 161.348 KΩ 75C 12.844 KΩ

Radial Leaded, Epoxy Resin Coated NTC Thermistor Mechanical Test

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%

Radial Leaded Epoxy Resin Coated NTC Thermistor Reliability Data

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

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