The SM4F22A-MS-H is a Transient Voltage Suppressor (TVS) Diode from FORMOSA MICROSEMI. Supreme Components International is an authorised distributor of FORMOSA MICROSEMI components, ensuring you receive genuine and reliable products. This TVS diode is designed to protect sensitive electronic circuits from voltage transients induced by lightning, electrostatic discharge (ESD), and inductive load switching. It features a power dissipation of 400W and a reverse standoff voltage of 22V. The SM4F22A-MS-H is housed in a DO-221AC package, offering a compact footprint for efficient board layout. This diode is ideal for use in various applications, including telecommunications, industrial equipment, and consumer electronics, where transient voltage protection is critical. Choose the SM4F22A-MS-H for superior circuit protection and enhanced system reliability.