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Specifications
Resistance @ 25℃:
5Ω
Power(Watts):
4W
Pitch:
7.5mm
Operating Temperature:
-40℃~+200℃
Tolerance:
±20%
B Constant (25℃/100℃):
-
Steady State Current (Max):
5A
Thermal Time Constant:
1.13min
B Constant (25℃/85℃):
-
B Constant (25℃/75℃):
-
B Constant (25℃/50℃):
2800K
B Constant Tolerance:
±10%
Mfr. Part #:
MF72 5D13
Package:
Through Hole,P=7.5mm
Key Attributes
Model Number:
MF72 5D13
Product Description
Product Overview
The MF72 Series Power Type NTC Thermistor is designed for surge current suppression. This component offers reliable performance with a wide operating temperature range and is manufactured by Nanjing Shiheng Electronics Technology Co., Ltd. It is suitable for applications requiring protection against inrush currents.
Product Attributes
- Brand: Shiheng
- Product Name: MF72 Power Type NTC Thermistor
- Origin: Nanjing, China
- Encapsulation Material: Black Silicone Resin
- Lead Material: Tinned Copper Wire
- Certifications: ISO9001:2008, ISO/TS16949:2009, ISO14001:2004, RoHS, CQC Safety (CQC04001010556), UL (E241319), Jiangsu High-tech Product, TUV (R50245892)
Technical Specifications
| Item | Symbol | Test Conditions | Unit | Performance Requirement |
|---|---|---|---|---|
| 1. Electrical Performance | ||||
| Zero-power resistance at 25 | R25 | Ta=250.5, Test Power 0.1mW, In Air | 520% | |
| B Value | B25/50 | B=[(TaTb)/(Tb-Ta)]ln(Ra/Rb) | K | 280010% |
| Maximum Steady Current | I max | / | A | 5 |
| Maximum Allowable Capacitance | CT | 240Vac | F | 220 |
| Dissipation Factor | / | mW/ | 15 | |
| Thermal Time Constant | / | sec | 68 | |
| Withstand Voltage | / | 500V/AC, 1min | / | No breakdown or flashover |
| Insulation Resistance | / | 500V/DC, 1min | M | 500 |
| Operating Temperature Range | / | / | -40 ~ 200 | |
| Maximum Rated Power | Pmax | / | W | 4 |
| 2. Reliability | ||||
| Lead Strength | / | Tension: Wire Diameter (mm), Tension (N), Time: 101 sec | / | No visible damage, R/R25% |
| Solderability | / | Temperature 2455, Time 2-3 sec | / | Soldered area 95% |
| Resistance to Soldering Heat | / | Solder pot temperature: 2605, Immersion depth 6mm from resistor body, Time 101 sec | / | R/R25% |
| Steady Humidity Heat | / | Temperature: 402, Humidity: 93 2%, Time: 1000 hours | / | R/R25% |
| Temperature Rapid Change | / | -40 30min 25 5min 200 30min 25 5min, 5 cycles | / | R/R25% |
| High Temperature Storage | / | Temperature: 2005, Time: 1000 hours | / | R/R25% |
| Maximum Steady Current Endurance | / | Continuously apply maximum steady current at room temperature for 100024h | / | R/R25% |
| Maximum Capacitance Endurance | / | Apply maximum allowable capacitance, intermittently close 50ms, open 5 times the thermal time constant for one cycle, apply 1000 cycles to the thermistor. | / | R/R25% |
| 3. Usage Precautions | ||||
| 3.1 Product Purpose: Surge current suppression. | ||||
| 3.2 Soldering: When using a soldering iron, the welding point should be at least 2mm away from the coating layer. Welding temperature should be below 360, and welding time should be less than 3 seconds. | ||||
| 3.3 Storage Temperature: -1040; Storage Humidity: 75% RH. | ||||
| 3.4 Environment: Avoid storage in environments with corrosive gases and direct sunlight. | ||||
| 3.5 Packaging: After opening the package, it needs to be resealed for storage. | ||||
| 3.6 Shelf Life: 1 year. | ||||
| 5. Outline Dimensions (Unit: mm) | ||||
| D | L1 | L2 | F1 | F2 |
| Max 15.5 | Min 17 | 52 | 7.51 | 51.5 |
| T | d | / | / | / |
| Max 6.0 | 0.80.05 | / | / | / |
| 6. Product Model Description | ||||
| MF72 5 D 13 : Shiheng Brand MF72: Power Type NTC Thermistor 5: Zero-power resistance at 25 is 5 13: Body diameter D13 | ||||
| Models: MF72-5D13 (UL: E241319) | ||||
Date: April 28, 2016
Manufacturer: 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
Website: Http://www.shiheng.com.cn
Email: sales@shiheng.com.cn
1810170712_Nanjing-Shiheng-Elec-MF72-5D13_C72683.pdf
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