Texas Instruments DRV8837C Low Voltage H-Bridge Motor Driver IC, WSON-8

The Texas Instruments DRV8837C is an integrated motor driver solution engineered for precise, low-voltage motion control. This compact, highly efficient device is ideal for powering a wide range of portable, battery-operated products, providing reliable performance in demanding environments.

This driver incorporates an H-bridge configuration using N-channel power MOSFETs to efficiently drive a single brushed DC motor or other inductive loads like solenoids. An integrated charge pump ensures robust gate drive, simplifying design and enhancing reliability. With a maximum continuous output current of 1A and an operating voltage range of 0V to 11V, it offers versatile control for small motors.

Key Features and Applications

A standout feature is its ultra-low power consumption. The device includes a dedicated sleep mode with a maximum current draw of just 120nA, dramatically extending battery life in standby applications. Its wide supply voltage range of 1.8V to 7V makes it perfectly suited for single-cell Li-ion or multi-cell alkaline/NiMH battery-powered systems.

Common applications include autofocus and zoom mechanisms in compact cameras, movement in consumer electronics and toys, and precise actuation in portable medical devices. Its robust design supports an operating temperature range from -40°C to 85°C, ensuring reliable function in varied climatic conditions.

Specifications and Integration

Housed in a space-saving WSON-8 package, the DRV8837C offers a footprint-friendly solution for modern, miniaturised PCB designs. This integrated driver reduces component count, saves board space, and accelerates time-to-market for motion control projects.

By selecting the Texas Instruments DRV8837C, designers gain a compact, efficient, and reliable motor driver that delivers precise control while maximising power efficiency for the next generation of portable and consumer devices.