Taiwan Semiconductor BC807-25 RF PNP Transistor, 500 mA, 45 V, 3-Pin SOT-23. Mounting Type: Surface Mount. Maximum Power Dissipation: 300 mW. Minimum DC Current Gain: 160. Transistor Configuration: Single. Maximum Collector Base Voltage: -50 V. Maximum Emitter Base Voltage: -5 V. Maximum Operating Frequency: 100 MHz. Number of Elements per Chip: 1. Maximum Collector Emitter Saturation Voltage: -0.7 V. Maximum Base Emitter Saturation Voltage: -1.2 V.