PWM

or

PH and EN

nSLEEP

0 to 11 V

M

DRV8837

and

DRV8838

Brushed DC

Motor Driver

1.8 A

1.8 to 7 V

VCC

VM

Product

Folder

Sample &

Buy

Technical

Documents

Tools &

Software

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Community

DRV8837, DRV8838

SLVSBA4C – JUNE 2012 – REVISED FEBRUARY 2014

DRV883x Low-Voltage H-Bridge Driver

1 Features

3 Description

The DRV883x provides an integrated motor driver

1

•

H-Bridge Motor Driver

solution for cameras, consumer products, toys, and

–

Drives a DC Motor or Other Loads

other low-voltage or battery-powered motion control

–

Low MOSFET On-resistance: HS + LS

applications. The device can drive one DC motor or

280 m

Ω

other devices like solenoids. The output driver block

consists of N-channel power MOSFET’s configured

•

1.8-A Maximum Drive Current

as an H-bridge to drive the motor winding. An internal

•

Separate Motor and Logic Supply Pins:

charge pump generates needed gate drive voltages.

–

Motor VM: 0 to 11 V

The DRV883x can supply up to 1.8 A of output

–

Logic VCC: 1.8 to 7 V

current. It operates on a motor power supply voltage

•

PWM or PH/EN Interface

from 0 to 11 V, and a device power supply voltage of

1.8 V to 7.0 V.

–

DRV8837: PWM, IN1/IN2

The DRV8837 has a PWM (IN/IN) input interface; the

–

DRV8838: PH/EN

DRV8837

has

a

PH/EN

input

interface.

Both

•

Low-power Sleep Mode With 120-nA Maximum

interfaces

are

compatible

with

industry-standard

Sleep Current

devices.

–

nSLEEP pin

Internal

shutdown

functions

are

provided

for

•

Small Package and Footprint

overcurrent

protection,

short

circuit

protection,

–

8 WSON (PowerPAD™)

undervoltage lockout, and overtemperature.

–

2.0 × 2.0 mm

Device Information

•

Protection Features

ORDER NUMBER

PACKAGE

BODY SIZE

–

VCC Undervoltage Lockout (UVLO)

DRV8837DSGR

WSON (8)

2.0 × 2.0 mm

–

Overcurrent Protection (OCP)

DRV8838DSGR

WSON (8)

2.0 × 2.0 mm

–

Thermal Shutdown (TSD)

2 Applications

•

Cameras

•

DSLR Lenses

•

Consumer Products

•

Toys

•

Robotics

•

Medical Devices

DRV883x

1

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.