683-4

Bridge Rectifier Overview

The Microchip Technology 683-4 is a single-phase bridge rectifier designed for high-power applications. It features a peak reverse voltage of 500 V and an average rectified current capacity of 25 A. The device utilizes standard technology and is housed in a 4-square NB base-mount package, suitable for robust industrial environments. Operating temperatures range from -65°C to +150°C junction temperature. This component belongs to the 679, 680, 683, and 683 series, offering reliable performance for AC-to-DC conversion tasks requiring high current handling and thermal stability.

Bridge Rectifier Feature Summary

• High current handling capability with 25 A average rectified current rating
• Robust thermal operation supporting junction temperatures up to 150°C
• Standard single-phase bridge rectification architecture
• Base-mount packaging for secure mechanical installation

Bridge Rectifier Applications

• Industrial power supply units requiring high current output
• Welding equipment power stages
• Motor drive rectification circuits
• Heavy-duty DC power generation systems

Bridge Rectifier Procurement Notes

Verify the specific suffix and marking against the official Microchip datasheet for the 679/680/683/683 series to ensure correct voltage and current ratings. Confirm RoHS compliance status as historical data indicates potential non-compliance for this specific part number. Check for recent PCN notifications regarding assembly location or material changes before finalizing procurement orders.

Bridge Rectifier Selection Notes

Select this component when designing circuits that require a 500 V reverse voltage blocking capability and continuous 25 A current flow. Ensure the PCB layout supports base-mount installation and adequate heatsinking for the specified 150°C junction temperature limit. Compare against alternative series members if lower current or different voltage ratings are sufficient for the application.

Bridge Rectifier Part Context

This part belongs to a family of single-phase bridge rectifiers manufactured by Microchip Technology. The series includes variants such as the 679-5 and 683-4, sharing similar structural designs but differing in electrical specifications. These components are categorized under discrete semiconductor products, specifically diodes and bridge rectifiers, intended for general-purpose and industrial power electronics.

Bridge Rectifier Replacement Considerations

Consult the official Microchip datasheet for the 679, 680, 683, and 683 series to identify electrically equivalent alternatives. Verify pinout compatibility and thermal characteristics when substituting with other single-phase bridge rectifiers from different manufacturers.