Radial Leaded Epoxy Resin Coated NTC Thermistor  Temperature Sensor, 5K ohm, Beta B(25/50): 3470K,  Temperature -40C to +125C.

AMWEI Product Number:  AMF52-502G3470

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: 5000 ohm+/-2%
  • Beta Value B(25/50): 3470K+/-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 5K Ohm 3470K Resistance vs. Temperature RT Data

Temperature
Centigrade
Resistance
(K Ohm)
Temperature
Centigrade
Resistance
(K Ohm)
Temperature
Centigrade
Resistance
(K Ohm)
-40C 117.103 KΩ 20C 6.102 KΩ 80C 0.813 KΩ
-35C 85.954 KΩ 25C 5.000 KΩ 85C 0.707 KΩ
-30C 65.263 KΩ 30C 4.125 KΩ 90C 0.616 KΩ
-25C 50.899 KΩ 35C 3.425 KΩ 95C 0.538 KΩ
-20C 38.738 KΩ 40C 2.862 KΩ 100C 0.472 KΩ
-15C 29.802 KΩ 45C 2.405 KΩ 105C 0.412 KΩ
-10C 22.865KΩ 50C 2.032 KΩ 110C 0.360 KΩ
-5C 18.067 KΩ 55C 1.726 KΩ 115C 0.315 KΩ
0C 14.551KΩ 60C 1.473 KΩ 120C 0.276 KΩ
5C 11.582KΩ 65C 1.262 KΩ 125C 0.242 KΩ
10C 9.286 KΩ 70C 1.086 KΩ
15C 7.500 KΩ 75C 0.938 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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