⚡ 2N2222A NPN General Purpose Transistor – Ideal for Switching and Amplification ⚡
The 2N2222A is a widely used NPN bipolar transistor designed for low-power switching and signal amplification.
It’s perfect for driving small loads such as LEDs, relays, and DC motors, and is commonly used in Arduino, Raspberry Pi, and general-purpose circuits.
✅ Technical Specifications:
- Type: NPN Bipolar Junction Transistor (BJT)
- Model: 2N2222A
- Package: TO-92
- Collector-Emitter Voltage (Vce): 40V
- Collector-Base Voltage (Vcb): 75V
- Collector Current (Ic): 800mA
- Power Dissipation (Ptot): 500mW
- DC Current Gain (hFE): 35–300
- Transition Frequency (fT): 250MHz
- Pin Configuration (flat side facing you, left to right):
- 1️⃣ Emitter
- 2️⃣ Base
- 3️⃣ Collector
- Operating Temperature: -55°C to +150°C
- Weight: ≈1g
🔹 Key Features:
✔ Compact, reliable NPN transistor for general use.
✔ Suitable for switching, amplifying, and logic control.
✔ Handles up to 800mA current and 40V voltage.
✔ Compatible with Arduino, ESP, and educational kits.
✔ Excellent for analog and digital circuits alike.
📌 Common Applications:
- Audio and signal amplifiers.
- Relay and low-power motor control.
- LED driver circuits.
- Logic-level switching.
- Arduino and DIY electronics projects.
Technical Specifications Sheet: Data Sheet
