compensated NTC thermistor Nanjing Shiheng Elec MF11 203M for temperature measurement applications
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Product Description
Product Overview
The MF11 series is a compensated NTC thermistor manufactured by Nanjing Shiheng Electronics Co., Ltd. Designed for temperature measurement and control applications, this thermistor offers precise resistance values and a stable B-value, ensuring reliable performance across a wide operating temperature range. It is suitable for various industrial applications requiring accurate temperature sensing.
Product Attributes
- Brand: Shiheng Electronics
- Origin: Nanjing, China
- Product Type: Compensated NTC Thermistor
- Series: MF11
- Encapsulation Material: Epoxy Resin
- Lead Wire Material: Tinned Copper Clad Steel Wire
- Body Color: Green
- Marking Color: Black
- Certifications: ISO9001:2008, ISO/TS16949:2009, ISO14001:2004, RoHS, 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 | 20K20% |
| B Value | B25/50 | B=[(TaTb)/(Tb-Ta)]ln(Ra/Rb) | K | 425010% |
| Dissipation Factor | In still air | mW/ | Approx. 4.5 | |
| Time Constant | In still air | sec | Approx. 20 | |
| Insulation Resistance | / | 1000V/DC, 1min | M | 500 |
| Operating Temperature Range | / | / | -30 ~ 125 | |
| Maximum Rated Power | Pmax | / | mW | 450 |
| Lead Strength (Pull) | / | 0.35| / | No visible damage, R25 R/R 3% | |
| Solderability | / | Temperature 2455, Time 2-3 sec | / | Tinning Area 95% |
| Resistance to Soldering Heat | / | Pot temperature: 2605, Immersion depth 6mm from the body, Time 51 sec | / | R25 R/R 3% |
| Steady State Damp Heat | / | Temperature: 402, Humidity: 932%, Time: 500 hours | / | R25 R/R 3% |
| Rapid Temperature Change | / | -30 30min 25 5min 125 30min 25 5min, 5 cycles | / | R25 R/R 3% |
| High Temperature Storage | / | Temperature: 1255, Time: 1000 hours | / | R25 R/R 5% |
| Low Temperature Storage | / | Temperature: -305, Time: 1000 hours | / | R25 R/R 5% |
Usage Precautions
- Intended Use: Temperature measurement and control.
- Soldering: When soldering with a soldering iron, the distance from the coating to the soldering point should be at least 2mm. Soldering temperature should be below 360, and soldering time should be less than 3 seconds.
- Storage Conditions: Storage temperature: -10 to 40; Storage humidity: 75% RH.
- Environment: Avoid storage in environments with corrosive gases and direct sunlight.
- Packaging: After opening the package, reseal for storage.
Product Model Explanation
MF11-203M
- MF11: Compensated NTC Thermistor
- 203: Zero power resistance at 25 is 20K
- M: Resistance Tolerance Code (J-5%, K-10%, M-20%)
Contact Information
Nanjing Shiheng Electronics 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
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