VS-HFA04SD60STRPBF

Single Diodes Overview

The VS-HFA04SD60SPbF is a HEXFRED ultrafast soft recovery diode manufactured by Vishay Semiconductors. It features a TO-252AA (D-PAK) package and supports a maximum repetitive reverse voltage of 600 V with a continuous forward current rating of 4 A at 100 °C case temperature. The device exhibits a typical reverse recovery time of 17 ns and a peak forward voltage drop of 1.8 V at 4 A. It operates within a junction temperature range of -55 to +150 °C and includes guaranteed avalanche capability.

Single Diodes Feature Summary

• Ultrafast soft recovery characteristics designed to minimize electromagnetic interference and radio frequency noise.
• Guaranteed avalanche breakdown capability for enhanced robustness in inductive switching environments.
• Optimized low reverse recovery charge and current to reduce power dissipation in both the diode and associated switching transistors.

Single Diodes Applications

• High-frequency power conditioning systems
• Freewheeling and flyback rectification circuits
• Motor drive applications requiring high-speed switching

Single Diodes Procurement Notes

Verify the specific ordering suffix against the manufacturer's documentation to confirm packaging orientation and lead-free status. Ensure thermal management design accounts for the specified junction-to-case thermal resistance. Confirm that the application voltage and current ratings remain within the absolute maximum limits defined in the datasheet under expected operating temperatures.

Single Diodes Selection Notes

Select this component when circuit designs demand reduced snubber requirements due to ultrasoft recovery properties. Consider the TO-252AA package constraints for surface mount thermal performance. Evaluate the trade-off between the 1.8 V forward voltage drop and the 17 ns recovery time relative to system efficiency targets and switching frequency requirements.

Single Diodes Part Context

This device belongs to the HEXFRED family of ultrafast soft recovery diodes from Vishay Semiconductors. The series is engineered specifically for high-efficiency power conversion applications where minimizing switching losses and electromagnetic emissions are critical design parameters.

Single Diodes Replacement Considerations

Consult official cross-reference lists or contact Vishay technical support for verified substitute part numbers. Do not assume functional equivalence based solely on matching voltage and current ratings without reviewing dynamic recovery characteristics.

Single Diodes FAQ

Is the VS-HFA04SD60SPbF suitable for use in snubberless circuits?

Yes, the ultrasoft recovery characteristic eliminates the need for a snubber in most applications optimized for high-frequency operation.

What is the maximum operating junction temperature for this diode?

The maximum operating junction temperature is +150 °C.