The P4SMASF9.1A-Q1-H is a high-performance Transient Voltage Suppressor (TVS) diode manufactured by Formosa Microsemi. As an authorized distributor, Supreme Components International guarantees the authenticity and quality of this component. This TVS diode is specifically designed to protect sensitive electronic circuits from voltage transients induced by lightning, electrostatic discharge (ESD), and inductive load switching. With a power dissipation rating of 400W and a breakdown voltage of 9.1V, the P4SMASF9.1A-Q1-H provides reliable overvoltage protection. Its SMA package allows for easy surface mounting and efficient heat dissipation. This diode is suitable for a wide range of applications, including automotive, industrial, and consumer electronics.