Product Overview
The MF11 series of compensated NTC thermistors from Nanjing Shiheng Electronics Technology Co., Ltd. are designed for temperature measurement and control applications. These components offer precise resistance values at 25C and a specified B value, ensuring reliable performance across a wide operating temperature range. They are suitable for various industrial uses requiring accurate temperature sensing.
Product Attributes
- Brand: Shiheng Electronics
- Origin: Nanjing, China
- Product Name: Compensated NTC Thermistor
- Series: MF11
- Encapsulation Material: Epoxy Resin
- Lead Wire Material: Tinned Copper Clad Steel Wire
- Body Color: Green
- Identification Color: Black
- UL Certification: E240991
Technical Specifications
| Item | Symbol | Test Conditions | Unit | Performance Requirement |
|---|---|---|---|---|
| Zero-power resistance at 25 | R25 | Ta=250.1, Test Power 0.1mW | K | 100K10% |
| B Value | B25/50 | B=[(TaTb)/(Tb-Ta)]ln(Ra/Rb) | K | 440010% |
| 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 (Tensile) | / | 0.35| N | 5 (No visible damage, R/R3%) | |
| Lead Strength (Tensile) | / | 0.5| N | 10 (No visible damage, R/R3%) | |
| Solderability | / | Temperature 2455, 2-3 sec | / | Wetted Area 95% |
| Resistance to Soldering Heat | / | Pot temperature: 2605, Immersion depth 6mm from resistor body, 51 sec | / | R/R3% |
| Steady State Damp Heat | / | Temperature: 402, Humidity: 932%, Time: 500 hours | / | R/R3% |
| Temperature Rapid Change | / | -30 30min25 5min125 30min25 5min, Repeated 5 times | / | R/R3% |
| High Temperature Storage | / | Temperature: 1255, Time: 1000 hours | / | R/R5% |
| Low Temperature Storage | / | Temperature: -305, Time: 1000 hours | / | R/R5% |
Usage Precautions
- Primary Use: Temperature measurement and control.
- Soldering: When using a soldering iron, maintain a distance of at least 2mm from the coating layer. 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.
- Environmental Considerations: Avoid storage in environments with corrosive gases and direct sunlight.
- Packaging: After opening the package, reseal for preservation.
Product Model Description
MF11-104K
- MF11: Compensated NTC Thermistor
- 104: Zero-power resistance at 25 is 100K
- K: Resistance Tolerance Code (J-5%, K-10%, M-20%)
Dimensions
(Unit: mm)
[Note: Actual dimensions are not provided in the source text, only a placeholder for the section.]
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
- Email: sales@shiheng.com.cn
- Website: Http://www.shiheng.com.cn
1811151431_Nanjing-Shiheng-Elec-MF11-104K_C123365.pdf
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