The 1.5SMCJ51CA-AQ is a high-reliability bidirectional TVS diode manufactured by DIOTEC. Supreme Components International is an authorised distributor of DIOTEC electronic components, ensuring you receive genuine parts. This diode is specifically designed to protect sensitive electronic equipment from voltage transients. With a standoff voltage of 51V and a peak pulse power rating of 1500W, it effectively clamps transient voltages to safe levels, preventing damage to downstream components. Its bidirectional configuration makes it suitable for AC and DC applications. The SMC package allows for efficient heat dissipation and easy board mounting. Typical applications include power supplies, telecommunications equipment, industrial controls, and consumer electronics. This robust TVS diode provides superior protection against ESD, EFT, and lightning strikes, enhancing the overall reliability and longevity of your electronic designs.