The 1SMB11CA is a TVS (Transient Voltage Suppressor) diode manufactured by CENTRAL SEMICONDUCTOR. Supreme Components International is an authorised distributor of CENTRAL SEMICONDUCTOR components. This diode is designed to protect sensitive electronic circuits from voltage transients induced by lightning, electrostatic discharge (ESD), and inductive load switching. It features a breakdown voltage (Vbr) of 11V and is packaged in the industry-standard DO-214AA (SMB) surface-mount package. The 1SMB11CA is commonly used in various applications, including telecommunications equipment, industrial controls, and consumer electronics, where reliable overvoltage protection is crucial. Its compact size and robust performance make it a popular choice for circuit designers.