BUY SMF43A https://www.utsource.net/itm/p/11207071.html
TVS Diode
Description: This is a surface-mount Schottky rectifier diode manufactured by Vishay. Features: - Low forward voltage drop - High current capability - Low reverse leakage - High surge capability - Low thermal resistance Applications: - Power supplies - DC/DC converters - Free-wheeling diodes - Reverse battery protection - Battery chargers - Automotive applications (For reference only)