The 15KPA33A with 54.7V 36.9V 33V P600 TVS ROHS is an insulated gate bidirectional thyristor (IGBT) manufactured by Yageo. It is a single-channel, low-noise, avalanche- rugged, high power, low-power, low-inductance switching device. The 15KPA33A has a high peak repetitive surge capability of up to 18.5A, wide operating temperature range of -40 to + 125°C and a wide operating voltage range of 54.7~36.9~33V. The P600 TVS ROHS is a RoHS compliant version of the device with 6mm lead pitch. It is a widely used device suitable for high power applications such as automotive, industrial, and medical equipment.