ALLNET ALL-BRICK-0002 Transistor Switching Module NPN 1-Channel 3.3V-5V 500mA

The ALLNET ALL-BRICK-0002 is a compact NPN bipolar junction transistor (BJT) switching module designed for digital ON/OFF control of low-power loads. It provides a simple interface between microcontrollers (3.3V/5V logic) and external devices such as LEDs, small motors, relays, and buzzers. With built-in base resistor and status LED, this module is ideal for breadboard prototyping and educational projects.

Advantages

Easy to integrate with Arduino, Raspberry Pi, ESP32/ESP8266; built-in protection; compact form factor; clear status indication.

Suitable for

• Switching LEDs and small lamps
• Controlling small DC motors and fans
• Driving relays and buzzers
• Prototyping and educational electronics

Key specifications

• Module Type: Transistor Switching Module
• Transistor Type: NPN Bipolar Junction Transistor (BJT)
• Number of Channels: 1
• Control Voltage (Input Logic): 3.3V - 5V DC
• Load Voltage (Output): Up to 20V DC
• Max Load Current: 500 mA
• Input Interface: 3-pin Header (VCC, GND, Signal)
• Output Interface: 2-pin Header / Screw Terminal for Load
• Switching Function: Digital ON/OFF Control
• Indicator LED: Yes (Power/Status)
• Logic Compatibility: TTL/CMOS
• Protection Features: Built-in Base Resistor
• Mounting Type: Through-hole pins for breadboard/prototyping
• Operating Temperature: -20°C to +70°C
• Form Factor: Compact PCB Module
• Connectivity: Compatible with Arduino, Raspberry Pi, ESP32/ESP8266
• Power Dissipation: Low

Recommendations

For reliable switching of loads up to 500 mA and 20V, use this module with a suitable power supply and ensure proper logic levels. Ideal for beginners and makers.