The SMCJ90CA is a ESD Suppressors / TVS Diodes manufactured by Littelfuse. This device is a bi-directional, uni-directional, or bi-directional diode that can protect against transient voltage surges. It is designed to protect equipment from surges up to 1.5kw with a clamping voltage of 90V, and has a surge capability of 5%. The product has a peak pulse power capability of up to 6,680 watts, and a peak surge current up to 126 amps. It is commonly used in telecommunications, computer, audio and video, and aerospace applications. The SMCJ90CA can be used as an ESD protection on both data and power lines.