Understanding the 2n2222 A331 Transistor Datasheet and Its Applications
The 2n2222 A331 Transistor Datasheet is your definitive guide to the specifications and operational characteristics of the 2N2222 transistor, specifically the A331 variant. This NPN bipolar junction transistor (BJT) is a workhorse in the electronics world, known for its reliability, cost-effectiveness, and a wide range of applications. The datasheet provides critical information that designers and hobbyists alike rely on to ensure their circuits function as intended. Understanding this datasheet is fundamental to successful electronic circuit design. Within the datasheet, you'll find key parameters such as:- Maximum Voltage Ratings (VCEO, VCBO, VEBO)
- Continuous Collector Current (IC)
- DC Current Gain (hFE)
- Transition Frequency (fT)
- Power Dissipation (PD)
- Switching applications: Turning loads like LEDs or small motors on and off based on a control signal.
- Amplification: Boosting the strength of audio or sensor signals.
- Logic gates: As a building block for digital circuits.
- Voltage regulation: In simple power supply designs.
| Parameter | Typical Value |
|---|---|
| VCEO | 40V |
| IC (continuous) | 600mA |
| hFE (minimum) | 100 |