The 30KPA84CA is a bidirectional transient voltage suppression (TVS) diode manufactured by Yageo. It is RoHS compliant and is designed for use in electronic displays, gaming systems, and other medium-power electronics. The part is rated for a peak pulse power of 30KW (30,000 watts) and a pulse width of 8.4ms. The device has three voltage ratings: 139.2V, 93.8V, and 84V. It also has a peak pulse current rating of 600A.