MUR550APFRLG

Single Diodes Overview

The MUR550APFRLG is an ultra-fast recovery rectifier from onsemi, designed for high-efficiency power conversion applications. It features a single configuration housed in a DO-201AD-2 (DO-204AC) through-hole package. Key electrical parameters include a maximum repetitive reverse voltage of 520 V and an average forward rectified current of 5 A at 25°C. The device exhibits a typical forward voltage of 1.15 V at 5 A and a maximum non-repetitive peak surge current of 75 A. Reverse leakage current is specified at 5 µA. The component offers a fast recovery time of 95 ns, enabling reduced switching losses. It operates within a junction temperature range of -65°C to +175°C.

Single Diodes Feature Summary

• Ultra-fast recovery characteristics with 95 ns switching time for efficient high-frequency operation
• High thermal stability supporting junction temperatures up to 175°C
• Robust surge current handling capability of 75 A for transient protection

Single Diodes Applications

• High-frequency DC-DC converters
• Free-wheeling diodes in PWM circuits
• Power factor correction circuits

Single Diodes Procurement Notes

Verify the complete part number including the suffix to ensure correct packaging and tape/reel specifications. Confirm RoHS compliance status as indicated in the official datasheet. Check for any specific handling requirements related to the through-hole mounting style. Ensure the supplier provides valid traceability documentation matching the manufacturer's standards for this discrete semiconductor component.

Single Diodes Selection Notes

Select this component when a 5 A current rating and 520 V blocking voltage are required in a through-hole package. The ultra-fast recovery time makes it suitable for applications demanding low switching losses. Compare against standard recovery diodes if higher frequency operation is needed. Ensure the PCB layout supports the DO-201AD-2 package dimensions and thermal dissipation requirements for the intended operating environment.

Single Diodes Part Context

This part belongs to the MUR series of ultra-fast recovery rectifiers manufactured by onsemi. The series is engineered for general-purpose high-speed switching applications. The MUR550 variant specifically targets medium-power conversion needs where efficiency and thermal performance are critical. It complements other devices in the family offering different voltage and current ratings.

Single Diodes Replacement Considerations

Consult the official onsemi datasheet for direct pin-compatible alternatives within the MUR series. Verify that any substitute matches the 520 V reverse voltage, 5 A current rating, and 95 ns recovery time specifications. Ensure the replacement package type remains compatible with existing board layouts.