BYT52G-TR

Overview

The BYT52G-TR is a fast avalanche sinterglass diode manufactured by Vishay General Semiconductor - Diodes Division. It features a repetitive peak reverse voltage of 400 V and an average forward current rating of 1.4 A. The device is housed in a through-hole SOD-57 axial package, suitable for surface or panel mounting. It exhibits a maximum forward voltage of 1.3 V at rated current and supports a surge forward current of 50 A. The junction operating temperature range extends from -55°C to 175°C, ensuring reliability in demanding thermal environments.

Feature Summary

• Fast avalanche recovery characteristics for efficient switching applications
• Sinterglass construction providing robust mechanical stability
• High thermal performance with extended junction temperature capability

Applications

• General purpose rectification in power supplies
• Freewheeling diodes in inductive load circuits
• Protection against voltage spikes in automotive electronics

Procurement Notes

Verify the specific suffix and packaging configuration when ordering, as availability may vary between tape-and-reel and other formats. Confirm that the component meets all required automotive or industrial qualification standards if applicable to your design. Cross-reference datasheet revisions to ensure parameter consistency with your schematic specifications before finalizing procurement.

Selection Notes

Select this component for applications requiring fast recovery times and high surge current handling capabilities. The 400 V reverse voltage rating provides adequate margin for standard low-voltage DC bus systems. Consider the axial leaded package constraints regarding PCB layout and thermal dissipation requirements compared to surface-mount alternatives.

Part Context

This part belongs to Vishay's general-purpose rectifier lineup, designed for reliable operation in various electronic circuits. The BYT52G series utilizes sinterglass technology to enhance durability and electrical performance. It serves as a standard solution for replacing older silicon rectifiers in legacy designs requiring improved speed and ruggedness.

Replacement Considerations

Check pinout compatibility and thermal resistance values when substituting with similar axial diodes. Ensure the replacement device meets or exceeds the 400 V reverse voltage and 1.4 A average current ratings. Verify that the new component's forward voltage drop does not exceed system efficiency limits.