BU1508-E3/51

Bridge Rectifier Overview

The BU1508-E3/51 is a single-phase bridge rectifier manufactured by Vishay General Semiconductor - Diodes Division. It features an 800 V maximum repetitive peak reverse voltage and supports a 3.4 A average forward rectified current output. The component utilizes standard silicon technology with a typical forward voltage of 1.1 V at full load. It operates within a junction temperature range of -55°C to 150°C and employs the BU surface-mount package.

Bridge Rectifier Feature Summary

• Single-phase bridge rectification configuration for AC-to-DC conversion
• High thermal stability supporting extended junction temperature ranges up to 150°C
• Standard silicon construction ensuring reliable high-voltage blocking performance

Bridge Rectifier Applications

• General-purpose power supply circuits
• DC power distribution systems
• Industrial control equipment rectification

Bridge Rectifier Procurement Notes

Verify the specific suffix designation to confirm the exact packaging format, as variations exist between tape-and-reel and tube configurations. Ensure compatibility with automated assembly processes if reel packaging is required. Cross-reference the manufacturer's latest documentation to confirm compliance with current environmental directives and material declarations before finalizing procurement orders.

Bridge Rectifier Selection Notes

Select this component when a compact surface-mount solution is required for medium-power applications demanding 800 V isolation. The BU package offers space efficiency compared to through-hole alternatives while maintaining robust current handling capabilities. Evaluate thermal management requirements carefully due to the dense packaging, ensuring adequate PCB copper area for heat dissipation during continuous operation.

Bridge Rectifier Part Context

This device belongs to Vishay's BU series of surface-mount bridge rectifiers, designed for high-density power electronics. The E3 suffix indicates lead-free termination compliant with RoHS standards. It serves as a modern replacement for older axial or bulky rectangular bridge designs in consumer and industrial electronics where board space is constrained.

Bridge Rectifier Replacement Considerations

BU1508-M3/51

Bridge Rectifier FAQ

What is the maximum operating junction temperature?

The maximum operating junction temperature is 150°C.

Does this component support lead-free soldering processes?

Yes, the E3 suffix indicates compliance with lead-free specifications.