The SMF36A with 58.1V 40V 36V SOD-123FL TVS ROHS is a bi-directional transient voltage suppressor (TVS) diode manufactured by Sunmate. It is designed to protect sensitive electronic equipment from voltage transients induced by ESD, EFT, and lightning surges. This diode has a low operating voltage with a fast response time and low leakage current, making it suitable for a variety of applications, including telecommunications, consumer electronics, automotive, and industrial. The device also features built-in ESD protection, RoHS compliance, and is available in a SOD-123FL package.