2N2222A (10pcs)

Overview

2N2222A NPN Bipolar Junction Transistor (BJT) designed for switching and amplification applications in electronic circuits. Widely used in Arduino, ESP32, STM32, robotics, IoT, sensor modules, relay drivers, LED control, signal amplification, and general-purpose electronics projects. Offers fast switching performance, reliable operation, and compatibility with low-power embedded systems.

Specifications

Parameter	Value
Transistor Type	NPN BJT
Vce Max	40V
Collector Current	600mA
Power Dissipation	625mW
Gain (hFE)	100–300
Package	TO-92
Temperature	-55°C to +150°C

Features

• Fast switching transistor
• Suitable for microcontroller interfacing
• Compact TO-92 package
• Reliable and low-cost design
• Commonly used in DIY and industrial electronics

Applications

• Arduino/ESP32/STM32 projects
• Relay drivers
• LED control
• Signal amplification
• PWM control