The SMAJ18A-Q1-H is a robust Transient Voltage Suppressor (TVS) Diode from Formosa Microsemi, available at Supreme Components International, an authorised distributor. This unidirectional TVS diode is designed to protect sensitive electronic equipment from voltage transients induced by lightning, inductive load switching, and electrostatic discharge (ESD). With a power dissipation rating of 400W and a reverse standoff voltage of 18V, the SMAJ18A-Q1-H provides reliable overvoltage protection. Its SMA (Surface Mount Assembly) package allows for easy integration into printed circuit boards. This diode is suitable for a wide range of applications, including automotive, industrial, and consumer electronics, where transient voltage protection is critical. Supreme Components International guarantees the authenticity and quality of this Formosa Microsemi component.