HFA140NJ60C

Diode Arrays Overview

The HFA140NJ60C is a HEXFRED ultrafast, soft recovery diode module manufactured by Vishay General Semiconductor - Diodes Division. It features a base common cathode configuration with two anodes in a TO-244AB package. The device supports a maximum repetitive reverse voltage of 600 V and a continuous forward current of 126 A at 25°C case temperature. Key electrical parameters include a typical reverse recovery time of 33 ns, a peak reverse recovery current of 8.5 A, and a reverse recovery charge of 340 nC. Maximum power dissipation reaches 310 W at 25°C.

Diode Arrays Feature Summary

• Optimized for high-frequency power conditioning systems to reduce switching losses and electromagnetic interference.
• Soft recovery characteristics eliminate the need for snubber circuits in most applications.
• Extensive characterization of recovery parameters across varying current, temperature, and di/dt conditions simplifies loss calculations.

Diode Arrays Applications

• High-frequency power converters
• Motor drives
• Applications where switching losses constitute a significant portion of total losses

Diode Arrays Procurement Notes

Verify component authenticity against official Vishay datasheet specifications. Confirm package type matches TO-244AB outline and lead assignments. Ensure thermal interface preparation follows mounting torque guidelines. Check for end-of-life status as distribution availability may vary.

Diode Arrays Selection Notes

Select this module for designs requiring high current handling and fast switching speeds. Evaluate thermal resistance values based on single or dual leg conduction scenarios. Consider junction temperature limits when determining derating curves for continuous operation above 25°C case temperature.

Diode Arrays Part Context

This component belongs to the HEXFRED series of ultrafast soft recovery diodes. It utilizes advanced epitaxial construction to achieve superior performance compared to standard rectifiers. The module integrates two diode legs sharing a common cathode base for efficient heat dissipation and compact layout.

Diode Arrays Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify pinout compatibility and thermal characteristics before considering alternative manufacturers.

Diode Arrays FAQ

What is the maximum non-repetitive avalanche energy rating?

The maximum non-repetitive avalanche energy is rated at 220 µJ, tested with an inductance of 100µH and duty cycle limited by maximum junction temperature.

How does the reverse recovery time vary with temperature?

At 25°C, the typical reverse recovery time is 33 ns. At 125°C, it increases to a typical value of 140 ns under specified test conditions.

What are the specific lead assignments for the TO-244AB package?

Lead 1 is Anode 1, Lead 2 is the Common Cathode (Lug), and Lead 3 is Anode 2.