FMX-22SL

Diode Arrays Overview

The FMX-22SL is a fast recovery rectifier diode manufactured by Sanken Electric. It features a 200 V repetitive peak reverse voltage (VRM) and supports an average forward current of 15 A. The device achieves a maximum reverse recovery time (trr) of 30 ns through optimized lifetime control, with a typical forward voltage drop of 0.98 V at 7.5 A. Packaged in a TO220F-3L configuration, it includes two internal chips for enhanced performance.

Diode Arrays Feature Summary

• Optimized lifetime control enables ultra-fast reverse recovery characteristics.

Diode Arrays Applications

• Secondary-side Rectifier Diode (Flyback Converter, LLC Converter)
• Freewheel Diode (Offline Buck Converter, Offline Buck-boost Converter)

Diode Arrays Procurement Notes

Verify the specific datasheet revision (e.g., Rev.1.2) to ensure alignment with current manufacturing specifications. Confirm compliance with RoHS directives and UL94V-0 flammability ratings as documented. Ensure thermal management designs account for the specified junction temperature limits and derating curves provided in the official documentation.

Diode Arrays Selection Notes

Select this component for applications requiring high-speed switching and robust surge handling capabilities. Evaluate the thermal resistance and power dissipation characteristics against the expected operating case temperatures. Consider the dual-chip architecture when designing circuits that demand low forward voltage drops and high reliability under continuous load conditions.

Diode Arrays Part Context

This part belongs to Sanken's FMX series of silicon rectifier diodes designed for general-purpose electronic equipment. The TO220F-3L package facilitates efficient heat dissipation through direct mounting to heatsinks. The device is intended for use in converters where fast recovery times are critical for maintaining system efficiency and reducing switching losses.

Diode Arrays Replacement Considerations

FMX-22S

Diode Arrays FAQ

What is the maximum nonrepetitive peak reverse voltage rating?

The maximum nonrepetitive peak reverse voltage (VRSM) is rated at 200 V.

How does the device handle surge forward currents?

It can withstand a surge forward current of 100 A for a half-cycle sine wave lasting 10 ms, with an I2t limiting value of 50 A²s.

What is the thermal resistance between the junction and the case?

The thermal resistance Rth(J-C) is specified as 4.0 °C/W.