DSR200BA60

Overview

The SanRex DSR200BA60 is a soft recovery diode module designed for high-power switching applications. It features an isolated package containing two diode chips, providing reliable performance in industrial power electronics. Key electrical ratings include a repetitive peak reverse voltage of 600 V and a maximum average forward current of 200 A at a case temperature of 85°C. The device exhibits a typical forward voltage drop of 1.3 V and a reverse recovery time of up to 300 ns with a softness factor (tb/ta) of 0.8. It supports a surge forward current of 3300 A and operates within a junction temperature range of -40°C to +150°C.

Feature Summary

• Soft recovery characteristics with low reverse recovery charge for reduced switching losses
• Isolated construction with two diode chips integrated into a single package
• Low forward voltage drop for improved efficiency in power conversion
• High thermal stability with low junction-to-case thermal resistance

Applications

• Switching power supplies
• Inverter welding power supplies
• Cutting machines and industrial motor control systems

Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to ensure correct pinout and mounting specifications. Confirm that the requested quantity meets the minimum order requirements defined by the supplier. Check the production cycle time as delivery schedules may vary based on manufacturing availability. Ensure compatibility with existing cooling solutions given the module's thermal resistance and mass specifications.

Selection Notes

Select this component for applications requiring fast and soft recovery diodes in high-current environments. The 600V rating suits medium-voltage AC-DC conversion and inverter circuits. Consider the 200A continuous current capability and the isolated package design for simplified thermal management and mechanical installation. Evaluate the soft recovery profile to minimize electromagnetic interference in sensitive switching topologies.

Part Context

The DSR200BA60 belongs to the SanRex DSR series of soft recovery diode modules. This series is engineered for industrial power conversion and motor control systems where low loss and fast control are critical. The module utilizes an isolated design to enhance safety and simplify system integration compared to non-isolated alternatives.

Replacement Considerations

Consult the official SanRex cross-reference list for verified substitutes. Ensure any replacement matches the 600V reverse voltage, 200A current rating, and physical footprint. Verify that the alternative device maintains comparable soft recovery characteristics and thermal resistance values.

FAQ

What is the maximum junction temperature for the DSR200BA60?

The maximum rated junction temperature is +150°C.

Does the DSR200BA60 feature isolation?

Yes, the module contains two diode chips in an isolated package with an isolation voltage of 2500 V RMS.

What is the typical forward voltage drop at full load?

The typical forward voltage drop is 1.3 V when measured instantaneously at 200 A.