BUY SF5J42 https://www.utsource.net/itm/p/1560231.html
SILICON PLANAR TYPE MEDIUM POWER CONTROL APPLICATIONS
Description: Fast Recovery Rectifier Diode Features: - Low Forward Voltage Drop - High Surge Current Capability - Low Reverse Leakage Current - High Reliability - High Temperature Soldering Guaranteed: 260°C/10 seconds at terminals Application: SF5J42 is a fast recovery rectifier diode used in power supplies, DC-DC converters, and other power electronic applications. It is suitable for high frequency switching circuits, and has a low forward voltage drop and high surge current capability. (For reference only)