The SMA4F24AH with ESD Suppressors / TVS Diodes 400W, 28.2V, 5%, Unidirectional, TVS is an electronic part manufactured by Taiwan Semiconductor. Designed in SMA (Surface Mounted Assembly) packages, it is suited for both ESD (Electrostatic Discharge) suppressor and transient voltage suppressor (TVS) applications. The product features a 400W power dissipation, 28.2V breakdown voltage at 5% tolerance and a unidirectional ESD protection. It is the ideal choice for transient overvoltage protection applications such as DC/DC converters, digital audio/video products, cordless phone, Fax/modems, printers and set top box.