The TB6612FNG Dual DC Motor Driver Module is a compact and efficient motor driver designed to control two DC motors or one bipolar stepper motor with ease. Based on the Toshiba TB6612FNG IC, it offers higher efficiency and lower heat generation compared to older H-bridge drivers. This module is widely used in robotics, line follower robots, smart vehicles, and embedded motion control projects.
Core Driver Specifications
• Driver IC: TB6612FNG
• Motor Control Type: Dual DC motor / single stepper motor
• Driver Topology: Dual H-Bridge
• Control Method: PWM and direction control
Electrical & Interface
• Motor Supply Voltage (VM): 4.5 V – 13.5 V
• Logic Supply Voltage (VCC): 2.7 V – 5.5 V
• Continuous Output Current: 1.2 A per channel
• Peak Output Current: 3.2 A (short duration)
• Control Pins: AIN1, AIN2, BIN1, BIN2, PWM, STBY
• Output Pins: A01, A02, B01, B02
Performance Characteristics
• High efficiency with low power loss
• Low heat generation compared to L298N
• Fast switching suitable for PWM speed control
• Built-in thermal shutdown and protection
Physical Characteristics
• Module Type: PCB-mounted motor driver
• Compact and lightweight design
• Clearly labeled pins for easy wiring
• Breadboard and robot-friendly form factor
Compatibility
• Arduino Uno / Nano / Mega
• ESP8266 / ESP32
• Raspberry Pi (via GPIO)
• Line follower and smart car robots
• Battery-powered motion systems
Key Advantages
• More efficient than L293D / L298N
• Supports 3.3 V and 5 V logic
• Small size with good current handling
• Reliable for mobile robotics
Technical Insights
• STBY pin must be pulled HIGH to enable outputs
• External motor power supply recommended
• PWM frequency affects motor noise
• Proper decoupling improves stability
Applications
• Dual DC motor control
• Smart car and robotic vehicles
• Line follower robots
• Small automation systems
• Educational robotics projects
Pro Tip
• Always connect STBY pin correctly
• Use separate supply for motors and logic
• Add heatsinking or airflow for high loads
• Avoid sudden direction changes at high speed
Package Includes
• 1 × TB6612FNG Dual DC Motor Driver Module