BYV38-TR

Overview

The BYV38-TR is a fast avalanche Sinterglass diode manufactured by Vishay Semiconductors. It features a glass passivated junction and hermetically sealed package in an SOD-57 case with plated axial leads. The device supports a reverse voltage of 1000 V and an average forward current of 2 A, with a peak forward surge current capability of 50 A. Key electrical characteristics include a maximum reverse recovery time of 300 ns, a typical forward voltage of 1.1 V at 1 A, and a maximum reverse current of 5 µA at 25 °C. Operating temperatures range from -55 °C to +175 °C.

Feature Summary

• Glass passivated junction for high reliability
• Hermetically sealed package design
• Soft recovery characteristics for reduced noise
• Low reverse leakage current

Applications

• Fast soft recovery rectification circuits
• High voltage power supply designs
• Industrial switching applications

Procurement Notes

Verify the specific ordering code matches the required packaging format, such as tape and reel or ammopack configurations. Confirm that the component meets RoHS compliance standards and material categorization requirements defined by the manufacturer. Ensure technical specifications align with the target application's thermal and electrical constraints before finalizing procurement orders.

Selection Notes

Select this component for applications requiring high voltage isolation and fast switching speeds. The SOD-57 package offers a compact form factor suitable for automated placement. Consider the thermal resistance values when designing heat dissipation strategies, particularly regarding lead length and PCB spacing requirements for optimal performance.

Part Context

This part belongs to the BYV37/BYV38 series of fast avalanche Sinterglass diodes. These components are designed for robust performance in demanding electronic environments. The series utilizes advanced glass passivation techniques to ensure long-term stability and reliability under various operating conditions.

Replacement Considerations

Direct substitutes within the same series include the BYV37, which shares identical physical dimensions but operates at a lower reverse voltage rating of 800 V. Verify voltage ratings carefully when swapping between these variants to ensure circuit safety.