Dual Full Bridge Motor Driver

A3909

8

Allegro MicroSystems, LLC

115 Northeast Cutoff

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

1.508.853.5000; www.allegromicro.com

Package LN, 10-Pin SSOP

Terminal #1 mark area

A

1.55 ±0.20

1.00

BSC

2

1

10

A

C

C

0.21 ±0.04

1.05 (REF)

0.25

0.10

0° to 8°

4.90 ±0.20

3.90 ±0.10 6.00 ±0.20

4.95

2

1

10

0.65

1.00

2.25

0.45

0.30

1.27

0.40

For Reference Only; not for tooling use

Dimensions in millimeters

Dimensions exclusive of mold flash, gate burrs, and dambar protrusions

Exact case and lead configuration at supplier discretion within limits shown

Branded Face

PCB Layout Reference View

Reference land pattern layout. All pads a minimum of 0.20 mm from all

adjacent pads; adjust as necessary to meet application process

requirements and PCB layout tolerances; when mounting on a multilayer

PCB, thermal vias near the pin lands can improve thermal dissipation

(reference EIA/JEDEC Standard JESD51-7)

B

N = Device part number

= Supplier emblem

Y = Last two digits of year of manufacture

W = Week of manufacture

L = Lot number

NNNNNNN

LLLL

1

YYWW

Standard Branding Reference View

B Branding scale and appearance at supplier discretion