The SM4F17CA-MS-Q1-H TVS Diode from Formosa Microsemi, available at Supreme Components International, an authorised distributor, provides robust transient voltage protection. This diode is specifically designed to safeguard sensitive electronic equipment from voltage spikes caused by electrostatic discharge (ESD), lightning, and other transient voltage events. With a power dissipation rating of 400W and a breakdown voltage of 17V, the SM4F17CA-MS-Q1-H effectively clamps transient voltages to safe levels, preventing damage to downstream components. Its DO-221AC (SMPC) surface-mount package allows for efficient heat dissipation and easy integration into printed circuit boards. Ideal for automotive, industrial, and consumer electronics applications where reliable overvoltage protection is critical. Supreme Components International guarantees the authenticity and quality of this Formosa Microsemi product.