The Littelfuse TPSMB33A is a TVS Diode designed for transient voltage suppression. It features a 600W peak pulse power capability and a 45.7V clamping voltage.
The Littelfuse Inc. TPSMB51A is a TVS Diode designed for automotive applications. It features a 600W peak pulse power capability and a surface mount DO-214AA package.
The Littelfuse Inc. TPSMB54A-VR is a 600W TVS Diode designed for transient voltage suppression. It features a 54V standoff voltage and 87.1V clamping voltage.