Analysis of the Full Series of JDT Disposable Fuses

Analysis of the Full Series of JDT Disposable Fuses
As a national high-tech enterprise in the field of circuit protection, Shenzhen Jidiantong Industrial Co., Ltd. has a disposable fuse (fuse) product matrix covering plug-in and patch packaging forms, forming 12 core technology series. The current range is from 0.05A to 60A, and the voltage level covers 6V to 600V. It is widely used in strategic fields such as consumer electronics, industrial control, automotive electronics, and new energy. The following provides a comprehensive analysis of product architecture, technical features, and application scenarios in three dimensions:
1、 Product Architecture: Dual Packaging System+Three Major Technology Platforms
1. Plug in disposable fuse series
2. Surface mounted disposable fuse series
2、 Technical features: Five core advantages
Ultra wide current and voltage coverage
Plug in products achieve full voltage coverage from 60V to 600V, and surface mount products have a current accuracy of 0.05A, meeting diverse needs from IoT devices to industrial mother machines.
Rapid circuit breaker and high reliability
The typical product action time is ≤ 4 seconds, and the fuse time current characteristic curve is accurate. For example, JFC1206-0250FS fuses within 4 seconds when overcurrent is 0.25A, ensuring rapid fault isolation.
Ultra low internal resistance design
The JFC0402 series has a normal resistance as low as 0.005 Ω, which is 60% lower than the industry average and significantly reduces power consumption.
Environmental adaptability
The working temperature range is -55 ℃ to+125 ℃, and the storage temperature is -20 ℃ to+70 ℃. It has passed the AEC-Q200 vehicle specification certification (some models) and is suitable for extreme environments.
Safety and Environmental Protection
The entire series of products comply with RoHS and REACH standards, are lead-free and halogen-free, and have passed international safety certifications such as UL, VDE, TUV, etc.
3、 Technical analysis of benchmark models
JFP1200TL-350V (plug-in type)
Parameters: 2A holding current, 350V withstand voltage, breaking capacity 50A@350VAC
characteristic:
Delay fuse design, suitable for motor starting impact
Epoxy coating encapsulation, resistant to welding heat of 260 ℃/10S
Application: Industrial power supply, LED driver, adapter protection
JFC0402-1200FS (Surface mount)
Parameters: 2A holding current, 32V withstand voltage, fast melting characteristic
characteristic:
0402 ultra small package, suitable for high-density circuit boards
Melting time ≤ 1 second (10A overcurrent)
Applications: Smartphones, TWS earphones, USB-C port protection
J2822HC60 (plug-in type)
Parameters: 60A high current, 600V withstand voltage, ceramic tube packaging
characteristic:
High breaking capacity, suitable for short-circuit protection
Tin plated copper pins, resistant to mechanical impact
Application: Electric vehicle charging station, industrial frequency converter
4、 Industry Solution Matrix
In the field of consumer electronics
Solution: JFC series+JFP-T series
Case: Laptop battery protection, 60A high current fuse to prevent short circuit and fire.
Industrial control field
Solution: A240 series+JFP series
Case: PLC module overcurrent protection, 250V withstand voltage product can withstand motor start stop impact, reducing annual failure rate by 70%.
Automotive electronics field
Solution: JFP series+customized low internal resistance models
Case: Onboard OBC DC side protection, certified by AEC-Q200, capable of withstanding temperature differences from -40 ℃ to 125 ℃.
In the field of new energy
Solution: J2822 series+high-voltage patch model
Case: DC terminal protection of photovoltaic inverter, 600V withstand voltage product to resist lightning surge, system MTBF increased by 3 times.
5、 Selection Guide and Technical Support
Core principles of selection
Current matching: Maintain the current at 1.2-1.5 times the working current of the load
Voltage derating: Actual operating voltage ≤ 80% of rated voltage
Fusing characteristics: Fast melting (F) is suitable for sensitive circuits, slow melting (T) is suitable for motor starting
Customized services
Provide parameter customization (such as special packaging, non-standard current), material customization (such as high-temperature resistant ceramic tubes), and certification customization (such as automotive grade AEC-Q200)
R&D support
Free sample testing, circuit simulation, failure analysis, 72 hour rapid response mechanism
Jidian disposable fuses have become a benchmark solution in the field of circuit protection with their complete product system, leading technical indicators, and deep industry customization capabilities. Users can obtain personalized support through official selection tools or by contacting the technical team.