A1321, A1322,
and
A1323
Ratiometric Linear Hall Effect Sensor
for High-Temperature Operation
Package LH, 3-Pin; (SOT-23W)
3.00 .118
2.70 .106
0.15 [.006] M C A B
3.04 .120
2.80 .110
A
A
1.49 .059
NOM
8º
0º
0.20 .008
0.08 .003
3
B
B
2.10 .083
1.85 .073
Preliminary dimensions, for reference only
Dimensions in millimeters
U.S. Customary dimensions (in.) in brackets, for reference only
(reference JEDEC TO-236 AB, except case width and terminal tip-to-tip)
Dimensions exclusive of mold flash, gate burrs, and dambar protrusions
Exact case and lead configuration at supplier discretion within limits shown
A Hall element (not to scale)
B Active Area Depth 0.28 [.011]
3X
0.10 [.004] C
3X 0.50 .020
0.30 .012
0.20 [.008] M C A B
0.95 .037
1.90 .075
A
0.96 .038
A
NOM
0.60 .024
0.25 .010
1
2
0.25 .010
SEATING
PLANE
1.17 .046
0.75 .030
0.15 .006
0.00 .000
C
SEATING PLANE
GAUGE PLANE
Pin-out Drawings
Package LH
3
Package UA
1
2
1
2
3
Terminal List
Symbol
VCC
VOUT
GND
Number
Package LH
Package UA
1
1
2
3
3
2
Description
Connects power supply to chip
Output from circuit
Ground
Allegro MicroSystems, Inc.
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
www.allegromicro.com
10
ALLEGRO [ ALLEGRO MICROSYSTEMS ]
