1.5KE120CA is a Transient Voltage Suppressor (TVS) diode manufactured by Vishay. It is a unidirectional device with a breakdown voltage of 120V and a peak pulse power rating of 1500W. It is designed to protect sensitive electronic components from voltage transients induced by lightning and other transient voltage events. It is available in a DO-201 package and is suitable for use in automotive, industrial, and consumer applications.(For reference only)