BC818-25 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 25 V
• Collector-Base Voltage, max: 30 V
• Emitter-Base Voltage, max: 5 V
• Collector Current − Continuous, max: 0.5 A
• Collector Dissipation: 0.25 W
• DC Current Gain (h_fe): 160 to 400
• Transition Frequency, min: 100 MHz
• Operating and Storage Junction Temperature Range: -65 to +150 °C
• Package: SOT-23
• Electrically Similar to the Popular BC338-25 transistor

Here is an image showing the pin diagram of this transistor.The BC818-25 transistor can have a current gain of 160 to 400. The gain of the BC818 will be in the range from 100 to 600, for the BC818-16 it will be in the range from 100 to 250, for the BC818-40 it will be in the range from 250 to 600.The BC818-25 transistor is marked as "8GB".The complementary PNP transistor to the BC818-25 is the BC808-25.The BC338-25 is the TO-92 version of the BC818-25.You can replace the BC818-25 with the 2SC2859, 2SC3912, 2SC3913, 2SC3914, 2SC3915, BC817, BC817-25, BCW65, BCW65B, BCW66, BCW66G, BCX19, BCX20, FMMT619, KTC3876, KTC3876S or MMBT100.