A3909 데이터 시트보기 (PDF) - Allegro MicroSystems

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A3909

Dual Full Bridge Motor Driver

Allegro MicroSystems 

A3909

Dual Full Bridge Motor Driver

Selection Guide

Part Number

Package

Packing

A3909GLNx-T*

10-pin SSOP

3000 pieces per 13-in. reel

A3909GLYTR-T

10-pin MSOP with

exposed thermal pad

4000 pieces per 13-in. reel

*Contact Allegro Sales for availability of this package option.

Absolute Maximum Ratings*

Characteristic

Supply Voltage

Logic Input Voltage Range

Output Current

Output Voltage

Operating Ambient Temperature

Maximum Junction Temperature

Storage Temperature

Symbol

VBB

VIN

IOUT

VOUT

TA

TJ(max)

Tstg

Notes

G temperature range

Rating

Unit

18

V

–0.3 to 6

V

1

V

–0.3 to VBB + 1

V

–40 to 105

ºC

150

ºC

–55 to 150

ºC

Thermal Characteristics may require derating at maximum conditions, see application information

Characteristic

Symbol

Test Conditions*

Package Thermal Resistance

LN package (estimated), on 1-layer PCB with copper limited

to pin area

RθJA

LY package, on 2-layer PCB with 2.260 in.2 of copper area

each side

*Additional thermal information available on the Allegro website.

Value Unit

130 ºC/W

48 ºC/W

Pin-out Diagram

IN1 1

IN2 2

VBB 3

IN3 4

IN4 5

PAD

(LY

package)

10 OUT1

9 OUT2

8 GND

7 OUT3

6 OUT4

LN and LY packages

Terminal List Table

Number

Name

Function

1

IN1

Logic input

2

IN2

Logic input

3

VBB

Input supply

4

IN3

Logic input

5

IN4

Logic input

6

OUT4 Motor terminal

7

OUT3 Motor terminal

8

GND Ground

9

OUT2 Motor terminal

10

OUT1 Motor terminal

–

PAD

(LY package) Exposed thermal pad

Allegro MicroSystems, LLC

2

115 Northeast Cutoff

Worcester, Massachusetts 01615-0036 U.S.A.

1.508.853.5000; www.allegromicro.com

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