The SMBJ43A-Q1-H is a high-performance Transient Voltage Suppressor (TVS) diode from Formosa Microsemi, designed to protect sensitive electronic equipment from voltage transients induced by lightning, electrostatic discharge (ESD), and inductive load switching. This diode features a standoff voltage of 43V and a peak pulse power dissipation of 600W. Its SMB (DO-214AA) package allows for efficient heat dissipation and easy board mounting. Ideal for automotive, industrial, and consumer electronics applications requiring reliable overvoltage protection. As an authorized distributor of Formosa Microsemi, Supreme Components International guarantees the authenticity and traceability of this component. Benefit from our extensive inventory and competitive pricing.