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Specifications
Resistance @ 25℃:
10Ω
Power(Watts):
5W
Pitch:
7.5mm
Operating Temperature:
-40℃~+200℃
Tolerance:
±20%
B Constant (25℃/100℃):
-
Steady State Current (Max):
5A
Thermal Time Constant:
1.25min
B Constant (25℃/85℃):
-
B Constant (25℃/75℃):
-
B Constant (25℃/50℃):
3200K
B Constant Tolerance:
±10%
Mfr. Part #:
MF72 10D15
Package:
Through Hole,P=7.5mm
Key Attributes
Model Number:
MF72 10D15
Product Description
Product Overview
The MF72 series power type NTC thermistors from Nanjing Shiheng Electronics Technology Co., Ltd. are designed for surge current suppression. These components offer reliable performance with a wide operating temperature range and are manufactured with a black epoxy resin coating and tinned copper leads. They are suitable for applications requiring protection against inrush currents.
Product Attributes
- Brand: Shiheng
- Product Series: MF72
- Product Type: Power Type NTC Thermistor
- Encapsulation Material: Black Epoxy Resin
- Lead Material: Tinned Copper Wire
- Origin: Nanjing, China
- Certifications: ISO9001:2008, ISO/TS16949:2009, ISO14001:2004, RoHS, CQC, UL (E241319), Jiangsu Province High-tech Product, TUV (R50245892)
Technical Specifications
| Item | Symbol | Test Condition | Unit | Performance Requirement |
|---|---|---|---|---|
| Zero Power Resistance at 25 | R25 | Ta=250.5, Test Power 0.1mW, Tested in air | 1020% | |
| B Value | B25/50 | B=[(TaTb)/(Tb-Ta)]ln(Ra/Rb) | K | 320010% |
| Max Steady State Current | I max | A | 5 | |
| Max Allowable Capacitance | CT | 240Vac | F | 470 |
| Dissipation Factor | mW/ | 20 | ||
| Thermal Time Constant | sec | 75 | ||
| Withstand Voltage | 500V/AC, 1min | No breakdown or flashover | ||
| Insulation Resistance | 500V/DC, 1min | M | 500 | |
| Operating Temperature Range | -40 ~ 200 | |||
| Max Rated Power | Pmax | W | 5 | |
| Lead Strength | Tension: (wire diameter mm), Tension (N), Time: 101 sec | 0.5<d0.8: 10 N; 0.8<d1.25: 20 N; No visible damage, R/R25% | ||
| Solderability | Temperature 2455, Time 2-3 sec | 95% tinning area | ||
| Resistance to Soldering Heat | Solder pot temperature: 2605, Immersion depth 6mm from resistor body, Time 101 sec | R/R25% | ||
| Steady State Damp Heat | Temperature: 402, Humidity: 932%, Time: 1000 hours | R/R25% | ||
| Rapid Change of Temperature | -40 30min 25 5min 200 30min 25 5min, repeated 5 times | R/R25% | ||
| High Temperature Storage | Temperature: 2005, Time: 1000 hours | R/R25% | ||
| Max Steady State Current Durability | Continuously apply max steady state current at room temperature for 100024h | R/R25% | ||
| Max Capacitance Endurance | Apply max allowable capacitance, intermittently close for 50ms, open for 5 times thermal time constant per cycle, apply 1000 cycles | R/R25% |
Dimensions (Unit: mm)
| Model | D | L1 | L2 | F1 | F2 | T | d |
|---|---|---|---|---|---|---|---|
| MF72-10D15 | Max 17.5, Min 17 | 5 2 | 7.5 1 | 4 1.5 | Max 6.0 | 0.8 0.05 | 0.8 0.05 |
Usage Precautions
- Product Purpose: Surge current suppression.
- 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 should be 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: Re-seal packaging after opening.
- Shelf Life: 1 year.
Product Model Description
MF72-10D15
- MF72: Power Type NTC Thermistor
- 10: Zero power resistance at 25 is 10
- D15: Body diameter is D15
Manufacturer Information
Nanjing Shiheng Electronics Technology Co., Ltd.
- Address: No. 18 Jinyang Road, Hushu Town, Jiangning District, Nanjing, 211121, China
- Tel: 025-52121868
- Fax: 025-52122373
- Website: Http://www.shiheng.com.cn
- Email: sales@shiheng.com.cn
1810161311_Nanjing-Shiheng-Elec-MF72-10D15_C122778.pdf
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