The SD121SA30A(B) TVS Diode from SMC DIODES, available at Supreme Components International, an authorised distributor, provides robust protection against voltage transients. This diode is designed to safeguard sensitive electronic equipment from damage caused by electrostatic discharge (ESD), electrical fast transients (EFT), and lightning surges. With a peak pulse power dissipation of 1200W and a standoff voltage of 30V, the SD121SA30A(B) offers reliable performance in a variety of applications. Its DO-214AC(SMA) surface-mount package allows for easy integration into circuit boards. Choose Supreme Components International for guaranteed authenticity and quality.