BF820 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 300 V
• Collector-Base Voltage, max: 300 V
• Emitter-Base Voltage, max: 5 V
• Collector Current − Continuous, max: 0.05 A
• Collector Dissipation: 0.25 W
• DC Current Gain (h_fe): 50
• Transition Frequency, min: 60 MHz
• Operating and Storage Junction Temperature Range: -65 to +150 °C
• Package: SOT-23

Here is an image showing the pin diagram of this transistor.The BF820 transistor is marked as "1V".The complementary PNP transistor to the BF820 is the BF821.You can replace the BF820 with the 2SC4497-O, FMMT459, PBHV8540T, PMBTA44, PMBTA45 or STR1550.