Co., Ltd.The PZTA92 SOT-223 Bipolar Transistor by Changjing Electronics Technology Co., Ltd. is a type of bipolar junction transistor or BJT. It has an SOT-223 package which is RoHS compliant and is often used in audio frequency applications such as amplifiers, switches, and filters. It has a max collector-to-emitter voltage rating of 60 V, a max collector-to-base voltage rating of 70 V, and a max emitter-to-base voltage rating of 7 V. The maximum collector current it can handle is 800 mA, its saturation current rating is 1.5 A, and its power dissipation rating is 500 mW. In terms of gain, the typical hFE at a collector current of 10 mA is 180 and at 150 mA it's 300. The minimum operating temperature is -55°C while the maximum is 150°C.