The BOURNS SMAJ64A is a single, uni-directional diode TVS (Transient Voltage Suppressor) designed to protect sensitive electronic components from voltage surges and transients. With a voltage rating of 64V and a power rating of 400W, this diode provides robust overvoltage protection for a wide range of applications. It features a compact 2-pin SMA package, making it easy to integrate into various circuit designs. The SMAJ64A is an ideal choice for ensuring reliable and durable protection against transient voltage events.