2SC2859-O Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 30 V
• Collector-Base Voltage, max: 35 V
• Emitter-Base Voltage, max: 5 V
• Collector Current − Continuous, max: 0.5 A
• Collector Dissipation: 0.15 W
• DC Current Gain (h_fe): 70 to 140
• Transition Frequency, min: 300 MHz
• Operating and Storage Junction Temperature Range: -55 to +150 °C
• Package: SOT-23

Here is an image showing the pin diagram of this transistor.The 2SC2859-O transistor can have a current gain of 70 to 140. The gain of the 2SC2859 will be in the range from 70 to 400, for the 2SC2859-GR it will be in the range from 200 to 400, for the 2SC2859-Y it will be in the range from 120 to 240.The 2SC2859-O transistor is marked as "WO".The complementary PNP transistor to the 2SC2859-O is the 2SA1182-O.You can replace the 2SC2859-O with the 2SC3325, 2SC3325-O, 2SC3912, 2SC3913, 2SC3914, 2SC3915, FMMT451, FMMTA05, KSC2859, KSC2859-O, KST05, KTC3876, KTC3876O, KTC3876S, KTC3876S-O or MMBT4400.