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Specifications
Resistance @ 25℃:
470Ω
Power(Watts):
450mW
Pitch:
2.5mm
Operating Temperature:
-30℃~+125℃
Tolerance:
±10%
B Constant (25℃/100℃):
-
Steady State Current (Max):
-
Thermal Time Constant:
20s
B Constant (25℃/85℃):
-
B Constant (25℃/75℃):
-
B Constant (25℃/50℃):
3600K
B Constant Tolerance:
±10%
Mfr. Part #:
MF11 471K
Package:
Through Hole,P=2.5mm
Key Attributes
Model Number:
MF11 471K
Product Description
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 thermistors 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 and electronic applications requiring accurate temperature sensing.
Product Attributes
- Brand: Shiheng Electronics
- Product Name: Compensated NTC Thermistor
- Model Series: MF11
- Origin: Nanjing, China
- 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 | 47010% |
| B value | B25/50 | B=[(TaTb)/(Tb-Ta)]ln(Ra/Rb) | K | 360010% |
| 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 wire strength (Pull force) | / | Wire diameter: 0.35mm < d 0.5mm | N | 5 (No visible damage, R/R 3% within 101 sec) |
| Lead wire strength (Pull force) | / | Wire diameter: 0.5mm < d 0.8mm | N | 10 (No visible damage, R/R 3% within 101 sec) |
| Solderability | / | Temperature 2455, time 2-3 sec | / | 95% tinning area |
| Resistance to soldering heat | / | Solder pot temperature: 2605, immersion depth 6mm from body, time 51 sec | / | R/R 3% |
| Steady state damp heat | / | Temperature: 402, Humidity: 932%, time: 500 hours | / | R/R 3% |
| Temperature rapid change | / | -30 (30min) 25 (5min) 125 (30min) 25 (5min), repeated 5 times | / | R/R 3% |
| High temperature storage | / | Temperature: 1255, time: 1000 hours | / | R/R 5% |
| Low temperature storage | / | Temperature: -305, time: 1000 hours | / | R/R 5% |
| Product Model: MF11-471K | / | / | / | / |
Usage Notes
- Purpose: Temperature measurement and control.
- Soldering: When using a soldering iron, the soldering point should be at least 2mm away from the coating layer. Soldering temperature should be below 360, and soldering time less than 3 seconds.
- Storage Temperature: -10 ~ 40.
- Storage Humidity: 75% RH.
- Environment: Avoid storage in environments with corrosive gases and direct sunlight.
- Packaging: After opening the package, it needs to be resealed for storage.
Product Model Explanation
MF11 471 K
- MF11: Compensated NTC Thermistor
- 471: Zero-power resistance at 25 is 470 (47 x 10^1 ).
- K: Resistance tolerance code (J-5%, K-10%, M-20%).
Manufacturer 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
1810161320_Nanjing-Shiheng-Elec-MF11-471K_C123349.pdf
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