The SMCJ26A is an unidirectional transient voltage suppressor (TVS) with 42.1V, 28.9V, and 26V power dissipation ratings. It is designed to protect sensitive electronic components against voltage transients induced by lighting, inductive loads, and other transient voltage events. It is encapsulated in a DO-214AB surface-mount package, and is RoHS compliant. This component is manufactured by Me-TECH.