The ZGFM5921B-AF-Q1-H is a robust unidirectional TVS diode manufactured by FORMOSA MICROSEMI. Supreme Components International is an authorised distributor of FORMOSA MICROSEMI components, ensuring you receive genuine and reliable parts. This diode is specifically designed to safeguard electronic equipment against voltage spikes. With a breakdown voltage of 59V, it effectively clamps transient voltages, preventing damage to downstream components. Its unidirectional configuration provides protection against positive polarity transients. The DO-214AA (SMB) package offers excellent power dissipation capabilities and is suitable for surface mount assembly. Ideal for automotive, industrial, and consumer electronics applications where transient voltage protection is critical. Benefit from the quality and reliability of FORMOSA MICROSEMI products, available through Supreme Components International.