Changsha Purple Horn E-Commerce Co., Ltd.
| Resistance @ 25℃ | 2.5Ω |
| Power(Watts) | 4W |
| Pitch | 7.5mm |
| Operating Temperature | -40℃~+200℃ |
| Tolerance | ±20% |
| B Constant (25℃/100℃) | - |
| Steady State Current (Max) | 6A |
| Thermal Time Constant | 1min |
| B Constant (25℃/85℃) | - |
| B Constant (25℃/75℃) | - |
| B Constant (25℃/50℃) | 2600K |
| B Constant Tolerance | ±10% |
| Description | NTC Thermistor 2.5Ω Through Hole,P=7.5mm |
| Mfr. Part # | MF72 2.5D13 |
| Package | Through Hole,P=7.5mm |
| Model Number | MF72 2.5D13 |
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Product Specification
| Resistance @ 25℃ | 2.5Ω | Power(Watts) | 4W |
| Pitch | 7.5mm | Operating Temperature | -40℃~+200℃ |
| Tolerance | ±20% | B Constant (25℃/100℃) | - |
| Steady State Current (Max) | 6A | Thermal Time Constant | 1min |
| B Constant (25℃/85℃) | - | B Constant (25℃/75℃) | - |
| B Constant (25℃/50℃) | 2600K | B Constant Tolerance | ±10% |
| Description | NTC Thermistor 2.5Ω Through Hole,P=7.5mm | Mfr. Part # | MF72 2.5D13 |
| Package | Through Hole,P=7.5mm | Model Number | MF72 2.5D13 |
The MF72 Series Power Type NTC Thermistor from Nanjing Shiheng Electronics Technology Co., Ltd. is designed for surge current suppression. This component offers reliable performance with a wide operating temperature range and is manufactured with high-quality materials. It is suitable for applications requiring effective inrush current limiting.
| Item | Symbol | Test Conditions | Unit | Performance Requirement |
|---|---|---|---|---|
| 1. Electrical Characteristics | ||||
| Zero-power resistance at 25 | R25 | Ta=250.5, Test Power 0.1mW, Tested in Air | 2.5 20% | |
| B Value | B25/50 | B=[(TaTb)/(Tb-Ta)]ln(Ra/Rb) | K | 2600 10% |
| Max Steady Current | I max | - | A | 6 |
| Max Allowable Capacitance | CT | 240Vac | F | 470 |
| Dissipation Factor | - | mW/ | 13 | |
| Thermal Time Constant | - | sec | 60 | |
| Dielectric Strength | - | 500V/AC, 1min | - | No breakdown or flashover |
| Insulation Resistance | - | 500V/DC, 1min | M | 500 |
| Operating Temperature Range | - | - | -40 ~ 200 | |
| Max Rated Power | Pmax | - | W | 4 |
| Resistance-Temperature Curve | - | - | - | See Appendix 1 |
| Volt-Ampere Curve | - | - | - | See Appendix 2 |
| 2. Reliability | ||||
| Lead Strength | - | Pull Force: 10s, Time: 101 sec (for 0.5| - | No visible damage, R/R25% | |
| Solderability | - | Temperature 2455, Time 2-3 sec | - | Tinning area 95% |
| Resistance to Soldering Heat | - | Solder pot temperature: 2605, Immerse depth 6mm from thermistor body, Time 101 sec | - | R/R25% |
| Steady State Damp Heat | - | Temperature: 402, Humidity: 93 2%, Time: 1000 hours | - | R/R25% |
| Temperature Rapid Change | - | -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 Current Endurance | - | Thermistor continuously subjected to max steady current at room temperature for 100024h | - | R/R25% |
| Max Capacitance Endurance | - | Subjected to max allowable capacitance, intermittently closed 50ms, open for 5 times thermal time constant per cycle, subjected to 1000 cycles. | - | R/R25% |
| 5. Outline Dimensions (Unit: mm) | ||||
| D | - | - | mm | Max 15.5 |
| L1 | - | - | mm | Min 17 |
| L2 | - | - | mm | 7.5 1 |
| F1 | - | - | mm | 5 2 |
| F2 | - | - | mm | 4 1.5 |
| T | - | - | mm | Max 6.0 |
| d | - | - | mm | 0.8 0.05 |
| 6. Product Model Description | ||||
| MF72 | - | MF72: Power Type NTC Thermistor | - | - |
| 2.5 | - | 2.5: Zero-power resistance at 25 is 2.5 | - | - |
| D13 | - | D13: Body diameter is 13mm | - | - |
Refer to the provided diagram.
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
E-MAIL: sales@shiheng.com.cn
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer
Year Established:
2009
Employee Number:
300~500
Ecer Certification：
Verified Supplier
Changsha Purple Horn E-Commerce Co., Ltd.. is a professional company focus on integrated circuit ic business. Purple Horn will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining and manufacture. Founded in 2009, Our compa... Changsha Purple Horn E-Commerce Co., Ltd.. is a professional company focus on integrated circuit ic business. Purple Horn will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining and manufacture. Founded in 2009, Our compa...
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