VTVSxASMF 400W TransZorb® TVS Diodes Vishay Semiconductor VTVSxASMF 400W TransZorb® Transient Voltage Suppressor (TVS) Diodes are available in an SMF package and protect portable electronics with 400W surge capability at 10/1000μs. The series offers a 2% breakdown voltage tolerance and a low 1mm profile. The devices have low-noise technology and fast response times, with precise protection for key components. Vishay Semiconductor VTVSxASMF 400W TransZorb TVS Diodes are ideal for transient voltage protection in limited space electronics, such as laptops, notebooks, tablets, smartphones, and external hard drives.