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Specifications
Resistance @ 25℃:
10kΩ
Power(Watts):
50mW
Pitch:
1.7mm
Operating Temperature:
-55℃~125℃
Tolerance:
±1%
B Constant (25℃/100℃):
-
Steady State Current (Max):
-
Thermal Time Constant:
7s
B Constant (25℃/85℃):
3532K
B Constant (25℃/75℃):
-
B Constant (25℃/50℃):
3470K
B Constant Tolerance:
±1%
Mfr. Part #:
MF52A103F3470 (A1)
Package:
Through Hole,P=1.7mm
Key Attributes
Model Number:
MF52A103F3470 (A1)
Product Description
Product Overview
The MF52 Series is a line of bead-type, temperature-sensing NTC thermistors manufactured by Nanjing Shiheng Electronics Co., Ltd. These thermistors are designed for temperature measurement and control applications. They feature a high precision and are available with various resistance and B-value specifications. The product is manufactured in China and adheres to strict quality and environmental management standards, including ISO9001, ISO/TS16949, ISO14001, and CQC certifications, as well as UL 1434 approval.
Product Attributes
- Brand: Shiheng ()
- Origin: China (18 )
- Product Type: Bead-type Temperature Sensing NTC Thermistor
- Certifications: ISO9001:2008, ISO/TS16949:2009, ISO14001:2004, CQC, Jiangsu Province High-tech Product, UL 1434 (File # E240991)
- Material (Encapsulation): Modified resin
- Wire Material: Tinned copper-clad steel wire
- Wire Color: Silver
- Encapsulation Color: Black
Technical Specifications
| Item | Symbol | Test Conditions | Unit | Performance Requirements |
|---|---|---|---|---|
| Zero-power resistance at 25 | R25 | Ta=250.05, Test power 0.1mw | K | 10K1% |
| B Value | B25/50 | B=[(TaTb)/(Tb-Ta)]ln(Ra/Rb), Tb=500.01 | K | 34701% |
| Dissipation Factor | Still air | mW/ | 2 | |
| Time Constant | Still air | sec | 7 | |
| Insulation Resistance | / | 100V/DC, 1min | M | 100 |
| Operating Temperature Range | / | / | -55125 | |
| Maximum Rated Power | Pmax | / | mW | 50 |
| Resistance-Temperature Characteristics | / | / | / | See Appendix 1 |
| Resistance Tolerance | / | / | / | See Appendix 2 |
| Lead Strength | R25 | Fixed resistance end, Pull force: 51 N, Time: 101 sec | / | No visible damage |
| Solderability | R25 | Temperature 2455, Time 2-3 sec | / | Tinning area 95% |
| Resistance to Soldering Heat | R25 | Pot temperature: 2605, Immersion depth 6mm from resistor body, Time 51 sec | / | R/R2% |
| Steady State Damp Heat | R25 | Temperature: 402, Humidity: 932%, Time: 500 hours | / | R/R2% |
| Rapid Temperature Change | R25 | -55 30min25 5min125 30min25 5min, Repeated 5 times | / | R/R2% |
| High Temperature Storage | R25 | Temperature: 1255, Time: 1000 hours | / | R/R2% |
| Low Temperature Storage | R25 | Temperature: -55, Time: 1000 hours | / | R/R2% |
Product Model Description: MF52 A 103 F 3470 A1
- MF52: Bead-type precision NTC thermistor
- A1: Lead wire is tinned copper-clad steel wire
- 103: Zero-power resistance at 25 is 10K
- F: Resistance tolerance code (F-1%, G-2%, H-3%, J-5%)
- 3470: B25/50 value is 3470K
- A1: Small head
Usage Precautions:
- Application: Temperature measurement and control.
- Avoid self-heating due to current flow causing measurement errors.
- When soldering with a soldering iron, keep the welding point at least 2mm away from the coating layer. Welding temperature should be below 300, and welding time should be less than 3 seconds.
- Storage Temperature: -1040.
- Storage Humidity: 75% RH.
- Avoid storage in environments with corrosive gases and direct sunlight.
- Reseal packaging after opening.
1810261811_Nanjing-Shiheng-Elec-MF52A103F3470--A1_C123374.pdf
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