VS-20ETF04FP-M3

Single Diodes Overview

The VS-20ETF04FP-M3 is a fast soft recovery rectifier diode manufactured by Vishay Semiconductors. It features a single circuit configuration housed in a TO-220 FullPAK 2L package. The device supports a maximum average forward current of 20 A and a maximum peak reverse voltage of 400 V. Key electrical characteristics include a typical reverse recovery time of 60 ns, a maximum forward voltage drop of 1.30 V at 20 A, and a snap factor of 0.6. It operates within a junction temperature range of -40 °C to +150 °C.

Single Diodes Feature Summary

• Glass passivated pellet chip junction ensures stable operation under severe temperature and power cycling conditions.
• Fully isolated package provides 2500 VRMS isolation voltage for enhanced safety.
• Optimized design combines short reverse recovery time with low forward voltage drop.

Single Diodes Applications

• Output rectification and freewheeling in inverters
• Choppers and converters
• Input rectification requiring strict conducted EMI restrictions

Single Diodes Procurement Notes

Verify the specific part number suffix against official Vishay documentation to confirm compliance status and packaging details. Ensure that thermal management requirements align with the specified junction-to-case thermal resistance values provided in the datasheet before finalizing procurement specifications.

Single Diodes Selection Notes

Select this component when designing circuits requiring fast soft recovery characteristics to minimize switching losses and electromagnetic interference. Consider the 400 V rating for appropriate voltage headroom in medium-voltage applications. Evaluate the thermal performance based on the expected ambient temperatures and mounting conditions to ensure reliable operation within the specified limits.

Single Diodes Part Context

This component belongs to the VS-20ETF series of fast soft recovery rectifiers from Vishay Semiconductors. The series includes variants with different voltage ratings, such as 200 V and 600 V options, all sharing similar current handling capabilities and package styles. The TO-220 FullPAK format is designed for efficient heat dissipation in through-hole mounting configurations.

Single Diodes Replacement Considerations

Direct substitutes within the same series include the VS-20ETF02FP-M3 (200 V) and VS-20ETF06FP-M3 (600 V), provided voltage ratings are compatible with the application requirements. Verify pinout compatibility and thermal characteristics when considering alternative manufacturers' components.

Single Diodes FAQ

What is the maximum non-repetitive surge current capability?

The maximum peak one-cycle non-repetitive surge current is 300 A when no voltage is reapplied, and 250 A when rated VRRM is applied.

How does the glass passivation benefit the device?

The glass passivation ensures stable and reliable operation even under the most severe temperature and power cycling conditions.