BCX70J Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 45 V
• Collector-Base Voltage, max: 45 V
• Emitter-Base Voltage, max: 5 V
• Collector Current − Continuous, max: 0.2 A
• Collector Dissipation: 0.35 W
• DC Current Gain (h_fe): 250 to 460
• Transition Frequency, min: 125 MHz
• Noise Figure, max: 6 dB
• 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 BCX70J transistor is marked as "AJ".The complementary PNP transistor to the BCX70J is the BCX71J.You can replace the BCX70J with the 2SC3441, 2SC3441-F, 2SC3912, 2SC3913, 2SC3914, 2SC3915, 2STR1160, BC817, BC817-40, BCW66, BCW66H, BCX19, FMMT619, FMMT620, FMMTA05, FMMTA06, KST05, KST06, MMBT6428, MMBTA05, MMBTA06, PMBTA06, SMBTA05 or SMBTA06.