The SMAKNT550CA-H is a high-power, bidirectional Transient Voltage Suppressor (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 TVS diode is designed to protect sensitive electronic equipment from voltage transients induced by lightning, inductive load switching, and electrostatic discharge (ESD). With a peak pulse power dissipation of 5000W, it effectively clamps voltage spikes at 55V, preventing damage to downstream components. The SMAKNT550CA-H is housed in a compact SMA package, making it suitable for space-constrained applications. Its bidirectional capability provides symmetrical protection for AC lines. This TVS diode is ideal for use in power supplies, communication equipment, industrial controls, and consumer electronics, providing robust and dependable overvoltage protection.