2N3904 Datasheet
2N3904 NPN Transistor
The 2N3904 is a commonly used NPN bipolar junction transistor (BJT) in electronic circuits. It is widely used as a small signal transistor and can be used for a variety of purposes such as switching and amplification. The transistor has a maximum collector current of 200mA, a maximum collector-emitter voltage of 40V, and a maximum power dissipation of 625mW. It is typically used in digital and analog circuits and is often used as a switch or amplifier in electronic projects.
2N3904 Transistor Pinout
2N3904 NPN Transistor Pinout
2N3904 Pin Configuration
| Pin Number | Pin Name | Description |
| 1 | Emitter | Current Drains out through the emitter |
| 2 | Base | Controls the biasing of transistor |
| 3 | Collector | Current flows in through the collector |
2N3904 Features
- Bi-Polar NPN Transistor
- DC Current Gain (hFE) is 300 maximum
- The continuous Collector current (IC) is 200mA
- Base- Emitter Voltage (VBE) is 6V
- Collector-Emitter Voltage (VCE) is 40V
- Collector-Base Voltage (VCB) is 60V
- Available in To-92 Package
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