TVS zener diode, Bidirectional TVS diode, Transient voltage suppression diode
SM Series 12 V 400 W Asymmetrical TVS Diode for Extended Common-Mode – SOT-23 Website URL: https://www.futureelectronics.com/p/electromechanical–circuit-protection–esd-protection/pgb1010402kr-littelfuse-2026693
