High Precision 2-Wire Linear Hall Effect Sensor IC
with Pulse Width Modulated Output
A1354
22
Allegro MicroSystems, Inc.
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
For the latest version of this document, visit our website:
www.allegromicro.com
Package KT, 4-Pin SIP
Copyright 2009, Allegro MicroSystems, Inc.
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 per-
mit 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’s products are not to be used in life support devices or systems, if a failure of an Allegro product can reasonably be expected to cause the
failure of that life support device or system, or to affect the safety or effectiveness of that device or system.
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.
D Thermoplastic Molded Lead Bar for alignment during shipment
Active Area Depth 0.37 mm REF
Hall element, not to scale
0.54
REF
0.54
REF
12.14±0.05
1.27 NOM
0.89
MAX
0.89
MAX
10°
2.60
1.35
24
3
1
A
D
F
E
5.21 +0.08
–0.05
5.21 +0.08
–0.05
3.43 +0.08
–0.05
0.41 +0.08
–0.05
1.50 +0.08
–0.05
0.20 +0.08
–0.05
1.00 +0.08
–0.05
1.00 +0.08
–0.05
Mold Ejector
Pin Indent
Branded
Face
For Reference Only; not for tooling use (reference DWG-9202)
Dimensions in millimeters
Dimensions exclusive of mold flash, gate burrs, and dambar protrusions
Exact case and lead configuration at supplier discretion within limits shown
Gate and tie bar burr area
A
B
C
Dambar removal protrusion (16X)
Standard Branding Reference View
N = Device part number
Y = Last two digits of year of manufacture
W = Week of manufacture
YYWW
NNNN
1
Branding scale and appearance at supplier discretion