A3901 データシートの表示（PDF） - Allegro MicroSystems

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A3901

Dual Full Bridge Low Voltage Motor Driver

Allegro MicroSystems 

A3901

Dual Full Bridge Low Voltage Motor Driver

10 µF

10 V

IN1

Functional Block Diagram

VBB

TSD

BRIDGE1

OUT1

OUT2

IN2

Control Logic

and Gate Drive

IN3

IN4

BRIDGE2

OUT3

OUT4

PAD

GND

Terminal Diagram

IN1 1

IN2 2

GND 3

IN3 4

IN4 5

PAD

10 OUT1

9 OUT2

8 VBB

7 OUT3

6 OUT4

Number

1

2

3

4

5

6

7

8

9

10

–

Name

IN1

IN2

GND

IN3

IN4

OUT4

OUT3

VBB

OUT2

OUT1

Pad

Description

Logic input 1

Logic input 2

Ground terminal

Logic input 3

Logic input 4

Bridge2 output to load

Bridge2 output to load

Load supply terminal

Bridge1 output to load

Bridge1 output to load

Exposed pad for thermal dissipation; connect to GND externally

Allegro MicroSystems, Inc.

3

115 Northeast Cutoff, Box 15036

Worcester, Massachusetts 01615-0036 (508) 853-5000

www.allegromicro.com

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