Product Overview
The MF52 Series Thermistor Resistors from Nanjing Shiheng Electronics Technology Co., Ltd. are precision NTC (Negative Temperature Coefficient) thermistors designed for temperature measurement and control. These bead-type thermistors feature a lacquered wire lead and are suitable for various applications requiring accurate temperature sensing. They offer a wide operating temperature range and are manufactured with a focus on reliability and performance.
Product Attributes
- Brand: Shiheng ()
- Origin: Nanjing, China
- Product Type: Temperature Measuring NTC Thermistor Resistors
- Model Series: MF52
- Lead Material: Lacquered wire ()
- Encapsulation Material: Epoxy resin ()
- Encapsulation Color: Black
- Lead Color: Red
- Certifications: ISO9001:2015, IATF16949:2016, ISO14001:2015, RoHS, CQC, Jiangsu High-tech Product, National Torch Program Product.
Technical Specifications
| Item | Symbol | Test Condition | Unit | Performance Requirement |
|---|---|---|---|---|
| Zero-power resistance at 25 | R25 | T=250.01, Test Power 0.1mW | K | 10K1% |
| B Value (25/85) | B25/85 | B=[(TaTb)/(Tb-Ta)]ln(Ra/Rb), Ta=250.01, Tb=850.01 | K | 34351% |
| 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 | / | Fixing the resistor end, Tensile force: 51 N, Time: 101 sec | / | No visible damage, R25 R/R2% |
| Solderability | / | Temperature 2455, Time 2-3 sec | / | Tinning area 95% |
| Resistance to Soldering Heat | / | Solder pot temperature: 2605, Immersion depth 6mm from resistor body, Time 51 sec | / | R25 R/R2% |
| Steady State Damp Heat | / | Temperature: 402, Humidity: 93 2%, Time: 500 hours | / | R25 R/R2% |
| Rapid Temperature Change | / | -55 30min 25 5min 125 30min 25 5min, Repeated 5 times | / | R25 R/R2% |
| High Temperature Storage | / | Temperature: 1255, Time: 1000 hours | / | R25 R/R2% |
| Low Temperature Storage | / | Temperature: -55, Time: 1000 hours | / | R25 R/R2% |
Product Model Description
MF52 B 103 F 3435 - 100
- MF52: Bead-type precision NTC thermistor
- B: Lacquered wire lead
- 103: Zero-power resistance at 25 is 10K
- F: Resistance tolerance code (F=1%, G=2%, H=3%, J=5%)
- 3435: B25/85 value is 3435K
- 100: Lead wire length is 100mm
Usage Precautions
- Application: Temperature measurement and control.
- Avoid excessive current that may cause self-heating and measurement errors.
- When soldering with a soldering iron, the soldering point should be at least 2mm away from the encapsulation head. Soldering temperature should be below 360, and soldering time should be less than 3 seconds.
- Storage Conditions: Temperature: -1040; Humidity: 75% RH.
- Avoid storage in environments with corrosive gases and direct sunlight.
- After opening the package, reseal for storage. The shelf life is 1 year. Products exceeding the shelf life can be re-inspected according to the specified items in this standard and can still be used if they meet the requirements.
- If heat-shrinkable tubing is used during processing, do not use a hot air gun for shrinking. It is recommended to place the product with the heat-shrinkable tubing fitted into a constant temperature oven and shrink at 110 for 10-12 minutes.
Outline Dimensions (Unit: mm)
(Diagram/table for dimensions not provided in detail, only placeholders for components.)
| No. | Name | Material Specification | Quantity | Remarks |
|---|---|---|---|---|
| 1 | Component | NTC Thermistor | 1 | |
| 2 | Encapsulation | Epoxy Resin | 1 | Black |
| 3 | Lead Wire | 0.3 Enameled Wire | 2 | Red |
Contact Information
Nanjing Shiheng Electronics Technology Co., Ltd.
- Address: No. 18 Jinyang Road, Hushu Town, Jiangning District, Nanjing City, 211121, China
- Tel: 025-52121868
- Fax: 025-52122373
- E-mail: sales@shiheng.com.cn
- Website: Http://www.shiheng.com.cn
1912111437_Nanjing-Shiheng-Elec-MF52B-103F3435-100_C394020.pdf
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