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Specifications
Resistance @ 25℃:
100kΩ
Power(Watts):
0.1mW
Pitch:
2mm
Operating Temperature:
-30℃~+125℃
Tolerance:
±5%
Thermal Time Constant:
12s
B Constant (25℃/50℃):
3950K
B Constant Tolerance:
±1%
Mfr. Part #:
MF52A104J3950
Package:
Through Hole,P=2mm
Key Attributes
Model Number:
MF52A104J3950
Product Description
The NTC Thermistor (Model: 100K5% 3950K) is designed for temperature sensing applications. It features a durable epoxy resin encapsulation, CP wire leads, and a black coating. This thermistor offers precise resistance values at specified temperatures and a defined B value, making it suitable for various electronic circuits requiring accurate temperature compensation or measurement.
Product Attributes
- Encapsulation Material: Epoxy resin
- Lead Material: CP Wire
- Coating Color: Black
Technical Specifications
| Item | Symbol | Testing Conditions | Minimum Value | Normal Value | Maximum Value | Unit |
| Resistance at 25 | R25 | Ta=250.05, PT0.1mw | 95.000 | 100.000 | 105.000 | K |
| Resistance at 50 | R50 | Ta=500.05, PT0.1mw | / | 35.882 | / | K |
| B Value | B25/50 | / | / | 3950 | / | K |
| Dissipation Factor | Ta=250.5 | 3 | / | / | mw/ | |
| Time Constant (In air) | Ta=250.5 | / | / | 12 | sec | |
| Insulation Resistance | / | 500VDC | 50 | / | / | M |
| Operating Temperature Range | / | / | -30 | / | +125 |
Reliability Test
| Item | Technical Requirements | Test Conditions and Methods |
| Solderability | Terminal solder flow freely with good wetting, and Tin area covered is by more than 95%. | Immersed with terminal flux, temperature of 230 5 in the tin bath, Tin surface from NTC ontology bottom 2-2.5 mm, lasts 2 0.5 S. (Refer to IEC60068-2-20 test Ta /GB2423.28 Ta) |
| Welding Heat Test | No visible damage, R/R252% | Terminal in temperature for 260 5 in the tin bath, Tin surface from NTC ontology bottom 2-2.5 mm, duration: 10 1 s (Refer to IEC60068-2-20 Tb/GB2423.28 Tb test) |
| Terminals Strength | Shedding-free, R/R252% | Test Ua: pull 10 N for 10 s; Ub test: bent 90 degrees, pull 5 N, for two consecutive times; (Reference IEC60068-2-21 / GB2423.29 U test) |
| High-Temperature Test | R/R252% | 100 5 , electricity to 1000 24 hours, DC0.2mA (Reference IEC60068-2-2 / GB2423.2 test) |
| Low-Temperature Test | R/R252% | -40 5 , electricity to 1000 24 hours, DC0.2mA (Reference IEC60068-2-1 / GB2423.1 test) |
| Resistance to Moisture Test | R/R252% | 40 2 , 90%-95% RH conditions placed 1000 24 hours (Reference IEC60068-2-3 / GB2423.3 test) |
| The temperature of hot and cold cycling test | R/R252% | -4030min305min10030min30 5min, repeated five times (Reference IEC60068-2-14 / GB2423.22 test) |
Packaging
Bulk quantity: 500Pcs/Bag, 20 bags/BOX, 10 BOXES/Carton
Storage Conditions
Storage Temperature: -10~+40
Relative Humidity: 75%RH
Do not store in corrosive gases or direct sunlight environments.
2410121242_SURGING-MF52A104J3950_C5439717.pdf
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