FMXA-2203S

Diode Arrays Overview

The FMXA-2203S is a fast recovery diode manufactured by Sanken Electric. It features a maximum repetitive peak reverse voltage (VRM) of 300 V and an average forward current (IF(AV)) rating of 20 A. The device achieves a maximum reverse recovery time (trr) of 25 ns through optimized lifetime control. Forward voltage drop (VF) is specified at 1.3 V maximum at 25 °C with 10 A current. It utilizes a TO220F-3L package with a bare lead frame compliant with RoHS standards.

Diode Arrays Feature Summary

• Optimized lifetime control enables ultra-fast reverse recovery characteristics for high-frequency switching applications.
• Dual-chip configuration within the TO220F-3L package provides robust 20 A average forward current handling capability.
• Bare lead frame construction ensures compliance with RoHS directives while facilitating efficient thermal dissipation.

Diode Arrays Applications

• Secondary side rectifier diodes in flyback converters
• Secondary side rectifier diodes in LLC converters
• Freewheel diodes in offline buck converters
• Freewheel diodes in buck-boost converters

Diode Arrays Procurement Notes

Verify component authenticity against official Sanken Electric documentation prior to integration. Confirm that the specific lot markings align with the manufacturer's coding standards. Ensure procurement channels are authorized to guarantee adherence to environmental regulations such as RoHS. Validate that the bare lead frame packaging meets your assembly process requirements for soldering temperature limits.

Diode Arrays Selection Notes

Select this component when designing circuits requiring fast recovery times below 25 ns at 300 V blocking voltage. Evaluate thermal management strategies based on the junction-to-case thermal resistance of 4.0 °C/W. Consider derating curves for average forward current relative to case temperature to ensure operation remains within the -40 to 150 °C junction temperature range under expected load conditions.

Diode Arrays Part Context

This device belongs to Sanken Electric's fast recovery diode portfolio, designed for general-purpose electronic equipment. It serves as a high-efficiency switching element in power conversion topologies. The product line emphasizes reliability and compliance with international safety and environmental standards for industrial and consumer electronics applications.

Diode Arrays Replacement Considerations

Consult Sanken Electric sales representatives for verified substitute part numbers suitable for specific application constraints. Cross-referencing with other manufacturers requires careful validation of electrical parameters and physical dimensions.

Diode Arrays FAQ

What is the maximum reverse recovery time for the FMXA-2203S?

The maximum reverse recovery time (trr) is 25 ns, measured at IF = IRP = 500 mA and TJ = 25 °C.

How is the internal structure configured?

The FMXA-2203S consists of two chips integrated within a single TO220F-3L package.

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

The thermal resistance Rth(J-C) is 4.0 °C/W, measured at the back side near the screw hole.