The BC817-40-7-F is a PNP bipolar junction transistor (BJT) manufactured by Diodes Incorporated. It has an operating frequency range up to 200 MHz and is designed for low noise amplifier applications in handheld communication devices. It has a collector-emitter voltage rating of 40 volts, a collector current of 100mA, and a power dissipation rating of 500mW. The BC817-40-7-F is capable of fast switching speeds of up to 1ns and features a high gain bandwidth product of 600MHz with a low collector-base capacitance of 11pF.