0ZSC0380FF1E

Ptc Resettable Fuses Overview

The 0ZSC0380FF1E is a polymeric PTC resettable fuse from the Bel Fuse 0ZSC series, designed for strap mounting. It features a maximum voltage rating of 20 VDC and a hold current of 3.8 A. The device trips at 7.6 A and withstands a maximum fault current of 100 A. Its initial resistance is 4 mOhms, with a power dissipation of 1.9 W. Operating temperatures range from -40°C to +85°C. Physical dimensions include a length of 23.4 mm, width of 9.5 mm, and height of 1.0 mm.

Ptc Resettable Fuses Feature Summary

• Polymeric positive temperature coefficient construction for solid-state circuit protection
• Low profile design suitable for space-constrained applications
• Reversible operation that resets automatically after cooling
• Compliance with EU Directive 2011/65/EU and amending directive 2015/863

Ptc Resettable Fuses Applications

• Overcurrent protection in portable electronic devices
• Circuit protection for battery packs and power supplies
• Protection of USB ports and peripheral interfaces
• Automotive electronics requiring low-profile components

Ptc Resettable Fuses Procurement Notes

Verify component authenticity through authorized Bel Fuse distributors or certified suppliers. Request official datasheets and RoHS compliance certificates matching the specific part number. Confirm package type and marking codes upon receipt. Ensure storage conditions adhere to manufacturer guidelines to maintain performance integrity before assembly.

Ptc Resettable Fuses Selection Notes

Select this component when a low-voltage, high-current strap-mount PTC fuse is required. The 3.8 A hold current suits applications needing robust overcurrent protection without frequent nuisance tripping. Consider the 20 VDC limit and 4 mOhms resistance for compatibility with low-impedance circuits. Evaluate thermal management requirements given the 85°C maximum operating temperature.

Ptc Resettable Fuses Part Context

The 0ZSC series represents Bel Fuse's line of low-profile, strap-mount PTC resettable fuses. These components are engineered for high hold currents and fast response times compared to standard radial or axial packages. The series targets modern electronics where board space is limited but significant current protection is necessary, offering a reliable alternative to traditional fusible links.

Ptc Resettable Fuses Replacement Considerations

Direct substitutes must match the 3.8 A hold current, 20 VDC rating, and strap mount form factor. Verify that any replacement maintains the 4 mOhms resistance and 1.9 W power dissipation capabilities. Ensure the alternative component meets the same -40°C to +85°C operating temperature range and RoHS compliance standards.