The PBF-4 is a PCB-mount fuse holder designed for 5 × 20 mm glass or ceramic cartridge fuses. It provides secure fuse retention and reliable over-current protection in electronic equipment.
Electrical Specifications
Parameter Specification
Rated Voltage 250 VAC
Rated Current 6.3 A
Fuse Size 5 × 20 mm
Contact Resistance ≤ 10 mΩ
Insulation Resistance ≥ 1000 MΩ @ 500 VDC
Dielectric Strength 2 kVAC for 1 minute
Operating Temperature -20°C to +85°C
Mechanical Specifications
Parameter Specification
Mounting Type PCB Through-Hole
Terminal Type Solder Pins
Holder Style Semi-Enclosed
Approx. Weight 2.5 g
Fuse Replacement Manual Pull-Out
Material Details
Component Material
Housing Polyamide (Nylon 66), Glass Filled
Flammability UL94 V0 / V2
Contacts Brass / Copper Alloy
Contact Finish Tin Plated
Soldering Specifications
Parameter Value
Soldering Temperature 270°C Max
Soldering Time 5 Seconds Max
Physical Dimensions (Approx.)
Dimension Value
Overall Length 24.5 mm
Overall Width 9.9 mm
Overall Height 10.8 mm
Fuse Accommodation 5 × 20 mm
Applications
SMPS Power Supplies
Industrial Control Panels
Instrumentation Equipment
Battery Chargers
Consumer Electronics
Telecom Equipment
Embedded Control Boards
Datasheet
Official Vital datasheet:
Vital PBF-4 Datasheet PDF
Ordering Information
Model Fuse Size Rating
PBF-4 5 × 20 mm 6.3A, 250VAC
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