Changsha Purple Horn E-Commerce Co., Ltd.
| Resistance @ 25℃ | 5Ω |
| Power(Watts) | 5W |
| Pitch | 10mm |
| Operating Temperature | -40℃~+200℃ |
| Tolerance | ±20% |
| B Constant (25℃/100℃) | - |
| Steady State Current (Max) | 12A |
| Thermal Time Constant | 1.83min |
| B Constant (25℃/85℃) | - |
| B Constant (25℃/75℃) | - |
| B Constant (25℃/50℃) | 3000K |
| B Constant Tolerance | ±10% |
| Description | NTC Thermistor 5Ω Through Hole,P=10mm |
| Mfr. Part # | MF73T-1 5/12 |
| Package | Through Hole,P=10mm |
| Model Number | MF73T-1 5/12 |
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Product Specification
| Resistance @ 25℃ | 5Ω | Power(Watts) | 5W |
| Pitch | 10mm | Operating Temperature | -40℃~+200℃ |
| Tolerance | ±20% | B Constant (25℃/100℃) | - |
| Steady State Current (Max) | 12A | Thermal Time Constant | 1.83min |
| B Constant (25℃/85℃) | - | B Constant (25℃/75℃) | - |
| B Constant (25℃/50℃) | 3000K | B Constant Tolerance | ±10% |
| Description | NTC Thermistor 5Ω Through Hole,P=10mm | Mfr. Part # | MF73T-1 5/12 |
| Package | Through Hole,P=10mm | Model Number | MF73T-1 5/12 |
The MF73T-1 is a high-power NTC thermistor manufactured by Nanjing Shiheng Electronics Technology Co., Ltd. Designed to suppress inrush current, this thermistor offers reliable performance across a wide operating temperature range. It is suitable for applications requiring protection against current surges.
| Item | Symbol | Test Conditions | Unit | Performance Requirement |
|---|---|---|---|---|
| Zero-power resistance at 25 | R25 | Ta=250.5, Test Power 0.1mW, Tested in Air | 5 20% | |
| B Value | B25/50 | B=[(TaTb)/(Tb-Ta)]ln(Ra/Rb) | K | 3000 10% |
| Maximum Steady Current | I max | A | 12 | |
| Maximum Allowable Capacitance | CT | 240Vac | F | 1200 |
| Dissipation Factor | mW/ | Approx. 28 | ||
| Thermal Time Constant | sec | Approx. 110 | ||
| Withstand Voltage | 500V/AC, 1min | No breakdown or arcing | ||
| Insulation Resistance | 500V/DC, 1min | M | 500 | |
| Operating Temperature Range | -40 ~ 200 | |||
| Maximum Rated Power | Pmax | W | 5 | |
| Lead Strength (Tensile) | 101 sec | N | 0.5 | |
| Solderability | Temperature 2455, Time 2-3 sec | 95% tinning area | ||
| Resistance to Soldering Heat | Solder pot temperature: 2605, Immersion depth 6mm from body, Time 101 sec | R/R 25% | ||
| Steady Humidity Heat | Temperature: 402, Humidity: 932%, Time: 1000 hours | R/R 25% | ||
| Rapid Temperature Change | -40 30min25 5min200 30min 25 5min, 5 cycles | R/R 25% | ||
| High Temperature Storage | Temperature: 2005, Time: 1000 hours | R/R 25% | ||
| Max Steady Current Endurance | Continuous application of max steady current at room temperature, 100024h | R/R 25% | ||
| Max Capacitance Endurance | Apply max allowable capacitance, intermittently close 50ms, open for 5 times thermal time constant per cycle, 1000 cycles | R/R 25% | ||
| Model: MF73T-1-5/12 | ||||
| Model Breakdown | Shiheng Brand, MF73T-1: High-power NTC Thermistor, 5: Zero-power resistance at 25 is 5, 12: Maximum steady current is 12A | |||
| External Dimensions (Unit: mm) | D | Max 22.5 | mm | |
| L | Min 25 | mm | ||
| F | 10.0 1 | mm | ||
| T | Max 7.0 | mm | ||
| d | 1.0 0.05 | mm |
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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