Three-Phase Power MOSFET Controller

A3938

11

Allegro MicroSystems, LLC

115 Northeast Cutoff

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

1.508.853.5000; www.allegromicro.com

LD Package, 38-pin TSSOP

1.20 MAX

4º

6.00

1.60

SEATING

PLANE

0.50

C

0.10

38X

C

0.30

0.10 ±0.05

0.22 ±0.05

4.40 ±0.10

6.40 ±0.20

9.70 ±0.10

0.15 +0.06

–0.05

2

1

38

2

1

38

GAUGE PLANE

SEATING PLANE

A

A Terminal #1 mark area

All dimensions nominal, not for tooling use

(reference JEDEC MO-153 BD-1)

Dimensions in millimeters

B

All pads a minimum of 0.20 mm from all adjacent pads; adjust as necessary

to meet application process requirements and PCB layout tolerances

PCB Layout Reference View

0.50

0.25

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