True Zero-Speed, High Accuracy, Ring Magnet Sensor IC

A1667

14

Allegro MicroSystems, LLC

955 Perimeter Road

Manchester, NH 03103-3353 U.S.A.

www.allegromicro.com

For Reference Only – Not for Tooling Use

(Reference DWG-0000385)

Dimensions in millimeters– NOTTO SCALE

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

Exact case and lead configuration at supplier discretion within limits shown

SEATING

PLANE

2

1

2

1

1

8

1.27 BSC

A

B

B

C

D

E

C

A

D

Branding scale and appearance at supplier discretion

B

B

0.65

1.27

5.60

1.75

0.10

8×

0.25 BSC

4.90 BSC

3.90 BSC

0.41 ±0.10

6.00 BSC

0.21 ±0.04

0.84+0.43

–0.44

8°

0°

0.15+0.10

–0.05

1.62+0.13

–0.27

8

1.95

2.20

E

E

E1

E2

SEATING PLANE

GAUGE PLANE

PCB Layout Reference View

Standard Branding Reference View

= Device part number

= Supplier emblem

= Last two digits of year of manufacture

= Week of manufacture

= Lot number

N

Y

W

L

NNNNNNN

LLLL

YYWW

Active Area Depth, 0.40 mm NOM

Reference land pattern layout (reference IPC7351 SOIC127P600X175-8M);

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

to meet application process requirements and PCB layout tolerances

Terminal #1 mark area

Hall elements (E1 and E2); not to scale

1.35

Package L, 8-Pin SOIC