Nanjing Shiheng Elec MF52A502F3470 A1 Bead Type NTC Thermistor for Temperature Measurement Solutions
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Product Description
Product Overview
The MF52 series are bead-type NTC thermistors designed for temperature measurement. These components feature a tin-plated steel wire lead and a modified resin encapsulation, providing a reliable solution for various temperature sensing applications. They offer a wide operating temperature range from -55 to 125 and come with precise resistance and B-value specifications.
Product Attributes
- Brand: Shiheng Electronics
- Product Name: Bead-type NTC Thermistor for Temperature Measurement
- Part Number: MF52 A1 502 F 3470
- Encapsulation Material: Modified Resin
- Color: Black
- Lead Material: Tin-plated Steel Wire
- Certifications: ISO9001:2000, ISO14001:2004, ROSH, CQC, UL 1434 (File # E240991), Jiangsu Province High-tech Product
Technical Specifications
| Specification | Details |
|---|---|
| Part Number | MF52 A1 502 F 3470 |
| Product Standard | Q/320115SHD03-2011 |
| Resistance Value (at 25) | 5K 1% |
| B Value (25/50) | 3470K 1% |
| Operating Temperature Range | -55 ~ 125 |
| Dissipation Factor (in still air) | 2 mW/ |
| Time Constant (in still air) | 7 sec |
| Insulation Resistance (100V/DC, 1min) | 100 M |
| Soldering Conditions | Distance from resistor body: 6mm, Temperature: <350, Time: As short as possible |
| Storage Temperature | -10 ~ 40 |
| Storage Humidity | 75% RH |
| Reliability Test: Solderability | Tin liquid temp: 2355, Time: 2~3 sec. Coating uniformity: 95% |
| Reliability Test: Resistance to Soldering Heat | Tin liquid temp: 2655, Time: 51 sec. R/R 2% |
| Reliability Test: Lead Strength | Tension: 5N, Time: 10 sec. R/R 2% |
| Reliability Test: Temperature Cycling | 5 cycles (-55/30min 25/5min 125/30min 25/5min). R/R 2% |
| Reliability Test: High Temperature Storage | 125, 16 hours. R/R 2% |
| Reliability Test: Cold Storage | -55, 2 hours. R/R 2% |
| Reliability Test: Low Pressure | 400.1Kpa, 4 hours. R/R 2% |
| Reliability Test: Steady State Heat | 40, 93% RH, 50012 hours. R/R 2%, Withstand Voltage 700V/AC (1min), Insulation Resistance 100M |
| Reliability Test: Damp Heat (Cyclic) | 25~40, 90% RH, 24 hours. R/R 2%, Withstand Voltage 700V/AC (1min), Insulation Resistance 100M |
| Reliability Test: Endurance at Upper Category Temperature | 1252, 100024 hours. R/R 2% |
| Reliability Test: Vibration | 10~500Hz, 0.75mm or 98m/S, 2 hours. R/R 2% |
| Reliability Test: Shock | 250m/S, 6mS pulse duration, 4000 shocks. R/R 2% |
Note: Detailed resistance-temperature characteristics are provided in Appendix 1 and Appendix 2.
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