PIN

NAME

FUNCTION

MAX14870 MAX14872

7

7

FAULT

Open-Drain Active-Low Fault Output. FAULT goes low during an overcurrent condition and

thermal shutdown.

8

8

EN

Active-Low Enable Input. Drive EN low to enable the driver outputs. Drive EN high to

tri-state the driver outputs.

9

9

GND

Ground

11

11

M2

Motor Driver Output 2. See the Function Tables for more information.

-

-

EP

Exposed Pad. Connect to ground.

INPUTS

OUTPUTS

OPERATING MODE

EN

PWM

DIR

M1

M2

1

X

X

X

High-Impedance

High-Impedance

Shutdown

0

< VSNS_TH

0

X

GND

GND

Brake

0

< VSNS_TH

1

0

GND

Counterclockwise/Reverse

0

< VSNS_TH

1

1

GND

Clockwise/Forward

0

> VSNS_TH

1

0

Switching

Switching

Current Regulation

0

> VSNS_TH

1

1

Switching

Switching

Current Regulation

INPUTS

OUTPUTS

OPERATING MODE

EN

FWD

REV

M1

M2

1

X

X

X

High-Impedance High-Impedance

Shutdown

0

< VSNS_TH

0

0

GND

GND

Brake

0

< VSNS_TH

1

0

GND

Forward

0

< VSNS_TH

0

1

GND

Reverse

0

< VSNS_TH

1

1

High-Impedance High-Impedance

Tri-State

0

> VSNS_TH

1

0

Switching

Switching

Current Regulation

0

> VSNS_TH

0

1

Switching

Switching

Current Regulation

MAX14870/MAX14872

Compact 4.5V to 36V

Full-Bridge DC Motor Drivers

www.maximintegrated.com

Maxim Integrated │ 9

Pin Description (continued)

MAX14870 Function Table

MAX14872 Function Table

X = Don’t care

X = Don’t care