The SMCJ85A is a 1500W unidirectional TVS diode from Littelfuse Inc. designed to protect sensitive electronics from voltage transients. It features an 85V reverse standoff voltage and a 137V clamping voltage.
1.5SMC62A is a 1500W unidirectional TVS diode from Littelfuse designed to protect sensitive electronics from voltage transients. It features a 53V reverse standoff voltage and 85V clamping voltage in a DO-214AB surface mount package.