temperature sensing Nanjing Shiheng Elec MF11 102J thermistors with various B value accuracy options
Product Overview
The MF11 series compensated NTC thermistors from Nanjing Shiheng Electronics Technology Co., Ltd. are designed for temperature measurement and control applications. These thermistors offer precise resistance values at 25C, with various B-value options and accuracy tolerances. They are constructed with epoxy resin encapsulation and tinned copper-clad steel leads, featuring a green body and black identification color. Suitable for a wide operating temperature range of -30C to 125C, these components are manufactured under stringent quality management systems.
Product Attributes
- Brand: Shiheng
- Product Name: Compensated NTC Thermistor
- Series: MF11
- Origin: Nanjing, China
- Encapsulation Material: Epoxy Resin
- Lead Material: Tinned Copper-Clad Steel Wire
- Body Color: Green
- Identification Color: Black
- Certifications: ISO9001:2008, ISO/TS16949:2009, ISO14001:2004, ROSH, CQC, TUV
Technical Specifications
| Item | Symbol | Test Condition | Unit | Performance Requirement |
|---|---|---|---|---|
| Zero-power resistance at 25 | R25 | Ta=250.1, Test Power 0.1mW | K | 1K5% |
| B Value | B25/50 | B=[(TaTb)/(Tb-Ta)]ln(Ra/Rb) | K | 360010% |
| Dissipation Factor | Still air | mW/ | Approx. 4.5 | |
| Time Constant | Still air | sec | Approx. 20 | |
| Insulation Resistance | / | 1000V/DC, 1min | M | 500 |
| Operating Temperature Range | / | / | -30 ~ 125 | |
| Max. Rated Power | Pmax | / | mW | 450 |
| Lead Strength (Pull Force) | / | 0.35| / | No visible damage, R25 R/R3% | |
| Solderability | / | Temperature 2455, Time 2-3 sec | / | Tinning coverage 95% |
| Resistance to Soldering Heat | / | Pot temperature: 2605, Immersion depth 6mm from resistor body, Time 51 sec | / | R25 R/R3% |
| Damp Heat (Steady State) | / | Temperature: 402, Humidity: 932%, Time: 500 hours | / | R25 R/R3% |
| Temperature Cycling | / | -30 30min 25 5min 125 30min 25 5min, 5 cycles | / | R25 R/R3% |
| High Temperature Storage | / | Temperature: 1255, Time: 1000 hours | / | R25 R/R5% |
| Low Temperature Storage | / | Temperature: -305, Time: 1000 hours | / | R25 R/R5% |
| Product Model | Description |
|---|---|
| MF11-102J | MF11: Compensated NTC Thermistor; 102: Zero-power resistance at 25 is 1K; J: Resistance Tolerance Code (J=5%) |
Usage Precautions
- Application: Temperature measurement and control.
- Soldering: When using a soldering iron, maintain a distance of at least 2mm from the coating. Soldering temperature should be below 360, with a soldering time of less than 3 seconds.
- Storage Temperature: -10 to 40.
- Storage Humidity: 75% RH.
- Storage Environment: Avoid storage in environments with corrosive gases and direct sunlight.
- Packaging: Reseal and store after opening the package.
Manufacturer Information
Company: Nanjing Shiheng Electronics Technology Co., Ltd.
Address: No. 18 Jinyang Road, Hushu Town, Jiangning District, Nanjing, 211121, China
Tel: 025-52121868
Fax: 025-52122373
Email: sales@shiheng.com.cn
Website: http://www.shiheng.com.cn
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