BUY 1.5KE51A https://www.utsource.net/itm/p/11206730.html
TVS Diode
1.5KE51A is a unidirectional transient voltage suppressor (TVS) diode from VISHAY MAS. It has a maximum peak pulse power rating of 500 W and a breakdown voltage of 51 V. The device is designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. It is suitable for use in automotive, industrial, and consumer applications. (For reference only)