Radial Leaded, Epoxy Resin coated NTC Thermistor for Temperature Sensing, Measurement, Detection, Indicator, Monitoring, Control, Gauging and Compensation.
Radial Leaded, Epoxy Resin coated NTC Thermistor Description:
AMF52 series NTC thermistor in Radial Leaded, Epoxy Resin coated form, Standard pin wire is tinned copper brass wire, optional in tinned kinked steel wire, PVC wire, PTFE wire. Widely applied in temperature sensing, measurement, detection, indicator, monitoring, gauging, control, calibration and compensation, etc., suitable for HVAC and white goods, automotive, battery pack application.
Radial Leaded, Epoxy Resin coated NTC Thermistor Features
¡¤Tight tolerance on resistance and Beta value.
¡¤High measurement accuracy.
¡¤Fast response, small dimension.
¡¤Can operate in long time stability.
¡¤Nominal resistance @25C can be from 2k¦¸¡ª150k¦¸.
¡¤Operating temperature range: -45 ~ +125¡æ
Radial Leaded, Epoxy Resin coated NTC Thermistor Application
In household electronics temperature measurement, detection and control: such as air conditioner, refrigerator, deep freezer, soybean milk machine, bread machine, drinking machine, etc.
Medical equipment and apparatus temperature sensing and measurement .
Temperature control instrument.
Electronic temperature humidity meter.
Automobile temperature measurement.
Electronic table calendar.
Battery pack and battery charger temperature measurement, compensation, control and protection.
Radial Leaded, Epoxy Resin coated NTC Thermistor Dimension (mm)
| Dmax |
L1max |
L2min |
¦µd¡À0.05 |
F¡À0.5 |
| 2.8 |
3.2 |
25 |
0.4 |
2.0 |
AMWEI Radial Leaded, Epoxy Resin coated NTC Thermistor Data Sheet
| Part number |
Resistance
@ 25¡æ
R25 |
Beta value
(K) |
Dissipation coefficient (mW/¡æ) |
Thermal time constant
(S) |
Operating temperature (¡æ) |
Rated Power
(mW) |
Resistance
£¨K¦¸£© |
Tolerance
£¨%£© |
| AMF52¡õ-2252¡õ3935 |
2.252 |
¡À1
¡À2
¡À3
¡À5 |
3935 |
¡Ý2.0
in still air |
¡Ü12
in still air |
-45~+125 |
¡Ü50 |
| AMF52¡õ-472¡õ3950 |
4.7 |
3950 |
| AMF52¡õ-502¡õ3950 |
5 |
3950 |
| AMF52¡õ-103¡õ3435 |
10 |
3435 |
| AMF52¡õ-103¡õ3950 |
10 |
3950 |
| AMF52¡õ-103¡õ3977 |
10 |
3977 |
| AMF52¡õ-103¡õ3470 |
10 |
3470 |
| AMF52¡õ-153¡õ3950 |
15 |
3950 |
| AMF52¡õ-203¡õ3950 |
20 |
3950 |
| AMF52¡õ-303¡õ3950 |
30 |
3950 |
| AMF52¡õ-40.27k¡õ3900 |
40.27 |
3900 |
| AMF52¡õ-473¡õ3950 |
47 |
3950 |
| AMF52¡õ-503¡õ3950 |
50 |
3950 |
| AMF52¡õ-104¡õ3950 |
100 |
3950 |
| AMF52¡õ-154¡õ4370 |
150 |
4370 |
Notes
¡¤First ¡õ for filling in pin wire form, second ¡õ for filling in R25 resistance tolerance.
¡¤Alternative rating can be made upon customer specific requirements.
Radial Leaded, Epoxy Resin Coated NTC thermistor Reliability Data
| Test |
Standard |
Test Conditions |
¦¤R25/R25 (typical) |
Remarks |
| Low temeprature storage |
IEC 60068-2-1 |
Storage at low category temperature Temperature: -40 oC Time: 1000hours |
¡Ü2% |
No visible damage |
| Storage in dry heat |
IEC 60068-2-2 |
Storage at upper category temperature Temperature: 100 oC Time: 1000hours |
¡Ü2% |
No visible damage |
| Storage in damp heat, steady state (Humidity test) |
IEC 60068-2-3 |
Temperature: 40oC,
Humidity:90%-95% RH,
Duration:1000 hours |
¡Ü2% |
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 |
¡Ü2% |
No visible damage |
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¡À5 ¡æ£¬
2-2.5mm away from ceramic body£¬On: 2¡À0.5Seconds. |
The terminations shall be evenly tinned |
| Resistant tosoldering heat |
IEC60068-2-20
Test Tb |
Temperature: 260¡À5¡æ,
2-2.5mm away from ceramic body£¬On£º10¡À1 Seconds. |
No visible damage,
¦¤R25/R25¡Ü2% |
| 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,
¦¤R25/R25¡Ü2% |
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