HFA200MD40C

Diode Arrays Overview

The HFA200MD40C is a HEXFRED ultrafast, soft recovery diode module manufactured by Vishay General Semiconductor - Diodes Division. It features a TO-244AB isolated base package with two anodes and one common cathode. The device supports a maximum repetitive reverse voltage of 400 V and a continuous forward current of 172 A per leg at 25°C case temperature. Key electrical characteristics include a typical reverse recovery time of 45 ns, a peak reverse recovery current of 8.1 A, and a junction-to-case thermal resistance of 0.45 °C/W for single-leg conduction.

Diode Arrays Feature Summary

• Optimized for high-frequency power conditioning systems to reduce switching losses and electromagnetic interference.
• Features soft recovery characteristics that eliminate the need for snubber circuits in most applications.
• Utilizes extensive characterization of recovery parameters across varying currents, temperatures, and di/dt values.

Diode Arrays Applications

• High frequency power converters
• Motor drives
• Freewheeling diodes

Diode Arrays Procurement Notes

Verify the specific datasheet revision (e.g., PD-2.450 rev. B) against the manufacturer's official documentation before finalizing design specifications. Confirm that the mounting surface requirements align with the specified torque limits and thermal interface material application procedures to ensure reliable operation.

Diode Arrays Selection Notes

Select this component when designing systems requiring ultrafast recovery times and low reverse recovery charge to minimize switching losses. Ensure the thermal management solution can maintain the junction temperature within the specified operating range under the expected load conditions and ambient temperatures.

Diode Arrays Part Context

This part belongs to the HEXFRED series of ultrafast, soft recovery diodes designed for high-efficiency power conversion. It is distinct from standard rectifiers due to its optimized recovery behavior, making it suitable for applications where switching speed and efficiency are critical performance factors.

Diode Arrays Replacement Considerations

Public confirmed substitute part numbers: None available in verified source data.

Diode Arrays FAQ

What is the typical reverse recovery time for the HFA200MD40C?

The typical reverse recovery time is 45 ns at a junction temperature of 25°C.

Does the HFA200MD40C require a snubber circuit?

No, the soft recovery characteristics typically eliminate the need for a snubber circuit in most applications.

What is the maximum power dissipation at a case temperature of 25°C?

The maximum power dissipation is 278 W at a case temperature of 25°C.