Name: 2N3904 NPN Transistor – Low Power BJT for Switching & Amplifier Applications - PCBVerse
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2N3904 NPN Transistor – Low Power BJT for Switching & Amplifier Applications

The 2N3904 is a widely used NPN transistor for general-purpose switching and signal amplification. It’s ideal for low current and voltage applications in hobby electronics, Arduino projects, and analog circuits.

Description

Type: NPN Bipolar Junction Transistor (BJT)
Maximum Collector Current (Ic): 200 mA
Maximum Collector-Emitter Voltage (Vce): 40V
Collector-Base Voltage (Vcb): 60V
Emitter-Base Voltage (Veb): 6V
DC Current Gain (hFE): 100–300
Power Dissipation: 625 mW
Transition Frequency (fT): 250 MHz
Package Type: TO-92 (Through-Hole)
Applications: Signal amplification, logic switching, driver circuits, LED control
Complementary PNP: 2N3906