A1140LUA Allegro Microsystems Inc, A1140LUA Datasheet - Page 13

• Manufacturer Part Number: A1140LUA
• Description: IC SWITCH HALL EFFECT UNI 3-SIP
• Manufacturer: Allegro Microsystems Inc
• Type: Unipolar Switchr

Specifications of A1140LUA

• Sensing Range: 110G Trip, 45G Release
• Voltage - Supply: 3.5 V ~ 24 V
• Current - Supply: 5mA
• Output Type: Digital, Open Drain
• Features: Regulated Voltage
• Operating Temperature: -40°C ~ 150°C
• Package / Case: 3-SIP
• Magnetic Type: Unipolar
• Operating Supply Voltage (min): 3.5V
• Operating Supply Voltage (typ): 5/9/12/15/18V
• Operating Supply Voltage (max): 24V
• Mag Sensor Operate Point (g): 110Gs
• Mag Sensor Release Point (g): 45Gs
• Mag Sensor Hysteresis(g): 15Gs
• Package Type: Ultra Mini SIP
• Pin Count: 3
• Mounting: Through Hole
• Operating Temp Range: -40C to 150C
• Operating Temperature Classification: Automotive
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Output (max): -
• Lead Free Status / Rohs Status: Not Compliant

A1140, A1141,
A1142, and A1143
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.
permit improvements in the per for mance, reliability, or manufacturability of its products. Before placing an order, the user is cautioned to verify that
the information being relied upon is current.
use; nor for any in fringe ment of patents or other rights of third parties which may result from its use.
Copyright © 2004, 2006 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;
Allegro MicroSystems, Inc. reserves the right to make, from time to time, such de par tures from the detail spec i fi ca tions as may be required to
Allegro products are not authorized for use as critical components in life-support devices or sys tems without express written approval.
The in for ma tion in clud ed herein is believed to be ac cu rate and reliable. How ev er, Allegro MicroSystems, Inc. assumes no re spon si bil i ty for its
.122
.117
3.10
2.97
.640
.600
16.26
15.24
.0565
NOM
.085
MAX
A
B
C
D
.019
.014
Dimensions in inches
Metric dimensions (mm) in brackets, for reference only
Dambar removal protrusion (6X)
Ejector mark on opposite side
Active Area Depth .0195 [0.50] NOM
Hall element (not to scale)
Package UA, 3-Pin SIP
1.44
2.16
D
0.48
0.36
A
D
Sensitive Two-Wire Chopper-Stabilized
.0805
NOM
1
.164
.159
2.04
2
4.17
4.04
3
.050
NOM
Unipolar Hall Effect Switches
D
B
.062
.058
1.27
.017
.014
.031
REF
1.57
1.47
0.79
0.44
0.35
C
115 Northeast Cutoff, Box 15036
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 [phone]
www.allegromicro.com
13