3N257-M4/51

Bridge Rectifier Overview

The Vishay 3N257-M4/51 is a single-phase bridge rectifier designed for through-hole mounting in the KBPM (4-SIP) package. It features a peak reverse voltage of 600V and an average rectified forward current of 2A. The device utilizes standard silicon technology with a glass passivation junction for stability. Key electrical specifications include a maximum DC blocking voltage of 600V, a forward current rating of 2A, and a leakage current of 5µA at 600V. The plastic package meets UL flammability classification 94V-0.

Bridge Rectifier Feature Summary

• Single-phase bridge rectifier configuration for AC to DC conversion
• Glass passivated junction for enhanced reliability
• Through-hole KBPM package design
• UL recognized flammability classification

Bridge Rectifier Applications

• General purpose power supply circuits
• DC power adapters
• Battery charging systems

Bridge Rectifier Procurement Notes

Verify the specific suffix -M4/51 against the manufacturer's latest datasheet to confirm RoHS compliance status and lead-free characteristics. Ensure the ordering part number matches the exact package variant required for your PCB footprint. Cross-reference the component date code and manufacturing origin if strict supply chain traceability is mandated by your quality standards.

Bridge Rectifier Selection Notes

Select this component when a 600V reverse voltage rating and 2A continuous current capacity are required for single-phase rectification. The KBPM package is suitable for applications needing robust through-hole mounting. Consider thermal management requirements based on the forward current load and ambient operating conditions specified in the thermal characteristics section of the official documentation.

Bridge Rectifier Part Context

This component belongs to Vishay's general-purpose bridge rectifier family, characterized by standard silicon technology and glass passivation. The 3N257 series offers various voltage ratings within the 50V to 1000V range while maintaining a consistent 2A forward current capability across different package options.

Bridge Rectifier Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult the manufacturer's cross-reference guide or authorized distributor databases for equivalent components with matching electrical parameters and package dimensions.