Radial Leaded Epoxy Resin Coated NTC Thermistor  Temperature Sensor, 10K ohm, Beta 3435K, Operting Temperature -40C to +125C.

AMWEI Product Number: AMF52-103F3435

Appearance and Dimension

Radial Resin NTC Thermistor Temperature Sensor

Unit: mm

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: 10K ohm+/-1%
  • Beta Value B(25/85): 3435K+/-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 10K Ohm 3435K Resistance vs. Temperature RT Data

(K Ohm)
(K Ohm)
(K Ohm)
-40C 203.9050 KΩ 20C 12.0786 KΩ 80C 1.6677 KΩ
-35C 153.2681 KΩ 25C 10.0000 KΩ 85C 1.4513 KΩ
-30C 116.7740 KΩ 30C 8.3055 KΩ 90C 1.2660 KΩ
-25C 89.9530 KΩ 35C 6.9336 KΩ 95C 1.1080 KΩ
-20C 69.9363 KΩ 40C 5.8168 KΩ 100C 0.9727 KΩ
-15C 54.8150 KΩ 45C 4.9029 KΩ 105C 0.8566 KΩ
-10C 43.2795 KΩ 50C 4.1515 KΩ 110C 0.7566 KΩ
-5C 34.4082 KΩ 55C 3.5306 KΩ 115C 0.6702 KΩ
0C 27.5385 KΩ 60C 3.0152 KΩ 120C 0.5953 KΩ
5C 22.1865 KΩ 65C 2.5855 KΩ 125C 0.5302 KΩ
10C 17.9937 KΩ 70C 2.2257 KΩ
15C 14.6919 KΩ 75C 1.9231 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,
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,

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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