VJ447M

Bridge Rectifier Overview

The VJ447M is a single-phase controlled avalanche bridge rectifier manufactured by Microsemi Corporation. It features a peak reverse voltage rating of 900 V and an average rectified current capability of 10 A. The device utilizes avalanche technology to manage transient energy, ensuring robust performance in high-stress environments. Key electrical parameters include a maximum forward voltage of 1.3 V at specified current conditions and a reverse leakage current of 5 µA at 900 V. Designed for through-hole mounting, it offers reliable rectification with controlled breakdown characteristics suitable for demanding power supply applications.

Bridge Rectifier Feature Summary

• Controlled avalanche technology for enhanced transient handling
• Single-phase bridge rectifier configuration
• Through-hole mounting style for secure installation

Bridge Rectifier Applications

• High-reliability power supply circuits
• Industrial equipment requiring robust rectification
• Aviation and aerospace electronic systems

Bridge Rectifier Procurement Notes

Verify the specific manufacturer source when procuring this component, as Microsemi's semiconductor assets have undergone corporate transitions. Confirm that the part number corresponds to the original Microsemi specification rather than legacy or alternative sourcing channels. Ensure documentation aligns with the controlled avalanche bridge rectifier description to avoid substitution errors during integration.

Bridge Rectifier Selection Notes

Select the VJ447M for applications necessitating high surge tolerance and reliable single-phase rectification. Its controlled avalanche characteristic provides protection against voltage spikes, making it suitable for harsh operating conditions. Consider the through-hole package for mechanical stability and verify thermal management requirements based on the 10 A average current rating and associated forward voltage drop.

Bridge Rectifier Part Context

This component belongs to the family of controlled avalanche bridge rectifiers designed for high-reliability sectors. Microsemi Corporation specialized in such components for critical infrastructure, aviation, and defense applications where standard rectifiers might fail under transient stress. The VJ447M represents a specific variant optimized for 900 V peak reverse voltage operations within these stringent environmental standards.

Bridge Rectifier Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Due to the specialized nature of controlled avalanche technology and potential corporate asset changes involving Microsemi, direct equivalents should be verified through official engineering channels or comprehensive cross-reference databases before implementation.