The BAS21S-H is a high-speed switching diode manufactured by FORMOSA MICROSEMI. This diode is specifically designed for surface mount technology (SMT) and comes in a small SOT-23 package, making it suitable for densely populated circuit boards. Its primary function is to provide rapid switching capabilities in electronic circuits. The BAS21S-H is commonly used in applications such as high-frequency inverters, converters, and other circuits where fast and efficient switching is required. Supreme Components International is an authorised distributor, ensuring you receive a genuine and reliable component. This diode offers excellent performance characteristics and is a dependable choice for your electronic design needs. We are an authorised distributor of electronic components.