The SMA4F60AH with ESD Suppressors / TVS Diodes 400W, 70.6V, 5%, Unidirectional, TVS are manufactured by Taiwan Semiconductor. This device is a unidirectional transient voltage suppressor (TVS) designed to protect against damaging electrostatic discharge (ESD) and surge transients. The device has a peak power dissipation of 400W, a working voltage of 70.6V, and a maximum clamping voltage of 5%. It is packaged in a SMA-4F60AH surface-mount plastic package with lead-free terminals for better electrical and thermal performance. This device is suitable for use in environments with high humidity and dust levels, as well as medical, industrial, automotive, telecom, and consumer applications.