Description
Product Overview
The PTF/45 vertical PCB mount fuse holder is a specialized 5x20mm fuse block dedicated to printed circuit board circuit protection. Adopting a vertical installation structure, it perfectly fits PCB board mounting requirements, efficiently saving board space while ensuring stable fuse installation and reliable circuit overload protection.
Key Specifications
- Model: PTF/45
- Fuse Compatibility: 5x20mm cylindrical fuses
- Mounting Type: Vertical PCB mount
- Rated Current: 6.3A/10A optional
- Rated Voltage: 250V AC
- Shell Material: UL 94-V0 flame-retardant PC/PBT
- Contact Material: Tin-plated copper alloy (low resistance, high conductivity)
- Insulation Resistance: >100MΩ
- Dielectric Strength: 3000Vac/60s
Product Features
- Stable Vertical PCB Installation: Precision-designed vertical pin structure, easy to solder on PCB boards, firm installation without loosening, suitable for automated assembly production.
- Superior Circuit Protection: Effectively fixes 5x20mm fuses, quickly cuts off circuit in case of overload or short circuit, protecting core electronic components from damage.
- High-Quality Material Craft: Flame-retardant insulating shell resists high temperature and combustion, tin-plated copper contacts reduce contact resistance, ensure long-term stable conductivity.
- Wide Application Compatibility: Suitable for power supplies, industrial control equipment, household appliances, communication devices and other electronic products requiring PCB circuit fuse protection.
- Convenient Fuse Replacement: Humanized design enables quick fuse disassembly and replacement, simplifying later equipment maintenance and fault repair.
Application Scenarios
- Switching power supplies & adapters
- Industrial control circuit boards
- Household electronic appliances
- Communication terminal equipment
- Automotive electronic circuits
- Instrumentation and testing equipment
FAQ
1. What fuse size is compatible with PTF/45 fuse holder?
The PTF/45 vertical PCB mount fuse holder is exclusively designed for 5x20mm cylindrical fuses, supporting both glass and ceramic 5x20mm fuses with compatible rated parameters.
2. What is the mounting type of PTF/45 fuse holder?
It adopts vertical PCB mount design, with pin terminals directly soldered to the PCB board, featuring space-saving vertical structure and firm, reliable installation.
3. What are the rated electrical parameters of PTF/45 fuse holder?
It has two common rated current specifications: 6.3A and 10A, with a rated voltage of 250V AC, meeting most low-voltage electronic circuit protection requirements.
4. Is PTF/45 fuse holder certified for safety?
Yes, the PTF/45 fuse holder complies with UL, ROHS, VDE safety certifications, using flame-retardant insulating materials to ensure safe and reliable use in electronic circuits.
5. What are the main application fields of PTF/45 5x20mm fuse block?
It is widely used in PCB circuits of switching power supplies, industrial control equipment, household appliances, communication devices, automotive electronics and instrumentation, providing stable circuit overload protection.
6. What are the material advantages of PTF/45 PCB fuse holder?
The shell uses UL 94-V0 flame-retardant plastic for high temperature resistance and fire safety; contacts are made of tin-plated copper alloy, with low contact resistance, good conductivity and long service life.
7. Can PTF/45 fuse holder be used for automated PCB assembly?
Yes, its standardized vertical pin design is compatible with automated PCB soldering and assembly lines, improving production efficiency while ensuring installation consistency.