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

Package EJ, 10-contact DFN/MLP

3.15 .124

2.85 .112

10

Preliminary dimensions, for reference only

(reference JEDEC MO-229 WEED)

Dimensions in millimeters

U.S. Customary dimensions (in.) in brackets, for reference only

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

Exact case and lead configuration at supplier discretion within limits shown

A

A Terminal #1 mark area

B Exposed thermal pad (reference dimensions only,

terminal #1 identifier appearance at supplier discretion)

C Reference pad layout (reference IPC7351

SON50P300X300-11WEED3N); adjust as necessary to

meet application process requirements; when mounted

on multilayer PCBs, thermal vias at the exposed thermal

pad land can improve thermal dissipation (reference

EIA/JEDEC Standard JESD51-5)

10X

0.08 [.003] C

10X

0.30

0.18

.012

.007

12

0.30 .012

NOM

0.85 .033

NOM

0.50 .020

NOM

0.10 [.004] M C A B

0.05 [.002] M C

0.50 .020

12

C

0.225 x 0.225 .009 x .009

REF

0.20±0.05 .008±.002

MIN

1.64 .065

NOM

2.90 .114

0.50 .020

B

NOM

0.30 .012

2.38 .094

NOM

10

2.38 .094

NOM

A

B

3.15 .124

2.85 .112

C

SEATING

PLANE

0.80 .031

0.70 .028

0.20 .008

REF

0.05 .002

0.00 .000

1.64 .065

NOM

The products described herein are manufactured under one or more of the following U.S. patents: 5,045,920; 5,264,783; 5,442,283; 5,389,889;

5,581,179; 5,517,112; 5,619,137; 5,621,319; 5,650,719; 5,686,894; 5,694,038; 5,729,130; 5,917,320; and other patents pending.

Allegro MicroSystems, Inc. reserves the right to make, from time to time, such departures from the detail specifications as may be required to

permit improvements in the performance, reliability, or manufacturability of its products. Before placing an order, the user is cautioned to verify that

the information being relied upon is current.

Allegro products are not authorized for use as critical components in life-support devices or systems without express written approval.

The information included herein is believed to be accurate and reliable. However, Allegro MicroSystems, Inc. assumes no responsibility for its

use; nor for any infringement of patents or other rights of third parties which may result from its use.

Copyright©2005, 2006 Allegro MicroSystems, Inc.

Allegro MicroSystems, Inc.

11

115 Northeast Cutoff, Box 15036

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

www.allegromicro.com

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