2SB1125 Bipolar Transistor

• Type: PNP
• Collector-Emitter Voltage, max: -50 V
• Collector-Base Voltage, max: -80 V
• Emitter-Base Voltage, max: -10 V
• Collector Current − Continuous, max: -0.7 A
• Collector Dissipation: 0.5 W
• DC Current Gain (h_fe): 4000
• Transition Frequency, min: 200 MHz
• Operating and Storage Junction Temperature Range: -55 to +150 °C
• Package: SOT-89

Here is an image showing the pin diagram of this transistor.The 2SB1125 transistor is marked as "BH".The complementary NPN transistor to the 2SB1125 is the 2SD1625.You can replace the 2SB1125 with the 2SB1126.