TB67H450 2-Channel 50V 3.5A DC Brushed Motor Driver IC (SOP-8) delivers robust, high-efficiency control for brushed DC motors in robotics, automation, and industrial systems. This dual-channel driver supports PWM speed control and integrates protection features for reliable operation under heavy loads.
Key Features:
- Dual-Channel Control: Drives two brushed DC motors independently with 3.5A continuous current per channel.
- High Voltage Support: Handles up to 50V DC input for industrial-grade applications.
- PWM Speed Control: Enables precise motor speed adjustment via pulse-width modulation.
- Built-in Protections: Integrates thermal shutdown, overcurrent, and under-voltage lockout (UVLO) safeguards.
- SOP-8 Package: Compact surface-mount design for space-constrained PCBs.
Technical Specifications:
- Operating Voltage: 10V–50V DC
- Output Current: 3.5A per channel (peak 5A)
- Control Interface: Logic-level inputs (3.3V/5V compatible)
- PWM Frequency: Up to 100 kHz
- Efficiency: >90% (typical at full load)
Mechanical Specifications:
- Package Type: SOP-8 (Surface-Mount)
- Pin Material: Lead-free, RoHS-compliant tin plating
- Thermal Resistance: 40°C/W (junction-to-ambient)
Dimensions:
- Package Size: 4.9mm × 3.9mm × 1.75mm (L×W×H)
- Lead Pitch: 1.27mm
Pinout and Wiring:
- Pin 1 (VCC1): Logic power supply (3.3V/5V)
- Pin 2 (IN1): Channel 1 PWM control input
- Pin 3 (GND): Ground connection
- Pin 4 (OUT1): Channel 1 motor output
- Pin 5 (OUT2): Channel 2 motor output
- Pin 6 (IN2): Channel 2 PWM control input
- Pin 7 (VM): Motor power supply (10V–50V)
- Pin 8 (VCC2): Additional logic supply (optional)
Datasheet Reference:
- Download the TB67H450 datasheet from the manufacturer’s website for detailed schematics, timing diagrams, and application notes.
Applications:
- Robotics: Controls drive motors in DIY robots and automated systems.
- CNC Machines: Powers brushed motors in small-scale CNC setups.
- Industrial Automation: Integrates into conveyor belts and actuator controls.
- Automotive: Drives auxiliary motors in automotive electronics.
Equivalent Models:
- DRV8871: Single-channel alternative with similar current ratings.
- L298N: Dual H-bridge driver (DIP package, lower voltage).
- VNH5019: High-current motor driver with SPI interface.
Package Includes:
- 1 x TB67H450 2-Channel Motor Driver IC (SOP-8)
Additional information
Weight | 1 g |
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