KiCad DRV8833 Motor Driver

A custom dual H-Bridge motor driver PCB based on the Texas Instruments DRV8833 motor driver IC. Designed in KiCad for robotics, embedded systems, and small DC motor control applications.

Features

• Dual DC motor control
• DRV8833 dual H-Bridge motor driver
• Sleep mode support
• Fault monitoring output
• Onboard power indicator LED
• Power supply decoupling capacitors
• Compact PCB design
• Easy connector-based interfacing

Hardware Specifications

Parameter	Value
Motor Driver IC	DRV8833
Motor Channels	2
Motor Supply Voltage	2.7V – 10.8V
Logic Interface	3.3V / 5V Compatible
Control Inputs	AIN1, AIN2, BIN1, BIN2
Fault Output	FAULT
Sleep Control	SLEEP

Schematic

The design includes:

• DRV8833 motor driver IC
• Power filtering capacitors
• Status LED
• Motor output connectors
• Control signal connectors
• Fault monitoring output

Pinout

Control Header

Pin	Signal
1	AIN1
2	AIN2
3	VCC
4	GND
5	BIN1
6	BIN2

Motor Header

Pin	Signal
1	SLEEP
2	AOUT1
3	AOUT2
4	BOUT1
5	BOUT2
6	FAULT

Applications

• Mobile robots
• Line follower robots
• Autonomous vehicles
• Embedded motor control systems
• Educational robotics projects
• Small DC motor applications

Design Tools

• KiCad 9
• DRV8833 Datasheet

Future Improvements

• Current sensing support
• Reverse polarity protection
• Screw terminal connectors
• Test points for debugging

License

This project is released under the MIT License.

Author

Abhishek B Kumbar
ECE Student | PCB Design | Embedded Systems