ATS643LSH-I1TN Allegro Microsystems Inc, ATS643LSH-I1TN Datasheet - Page 5

• Manufacturer Part Number: ATS643LSH-I1TN
• Description: IC SENSOR GEAR TOOTH 4-SIP
• Manufacturer: Allegro Microsystems Inc
• Type: Special Purposer

Specifications of ATS643LSH-I1TN

• Sensing Range: 65% Trip, 35% Release
• Voltage - Supply: 4 V ~ 24 V
• Current - Supply: 8mA
• Output Type: Digital, Open Collector
• Features: Gear Tooth Type
• Operating Temperature: -40°C ~ 150°C
• Package / Case: 4-SIP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Output (max): -

ATS643LSH
*Differential B corresponds to the calculated difference in the magnetic fi eld as
sensed simultaneously at the two Hall elements in the device (B
REFERENCE TARGET, 60-0 (60 Tooth Target)
Outside Diameter
Face Width
Circular Tooth Length
Circular Valley Length
Tooth Whole Depth
Material
Characteristics
1800
1600
1400
1200
1000
800
600
400
200
0
0.5
Reference Gear Magnetic Gradient Amplitude
-100
-200
-300
-400
-500
-600
-700
700
600
500
400
300
200
100
0
0
with Reference to Air Gap
Symbol
D
h
F
t
1
1
t
v
o
t
AG (mm)
2
Outside diameter of target
Breadth of tooth, with respect to
branded face
Length of tooth, with respect to
branded face; measured at D
Length of valley, with respect to
branded face
Low Carbon Steel
Gear Tooth Sensor IC with Continuous Update
Reference Gear Magnetic Profile
Two Tooth-to-Valley Transitions
1.5
3
Test Conditions
4
; measured at D
Self-Calibrating, Zero-Speed Differential
Gear Rotation (°)
5
DIFF
2
= B
6
E1
o
o
– B
E2
2.5
7
Typ.
120
).
6
3
3
3
–
2.00 mm AG
0.50 mm AG
8
Units
mm
mm
mm
mm
mm
Reference Target
Branded Face
–
9
of Package
10
of Package
60-0
11
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
12
Symbol Key
AG (mm)
0.50
0.75
1.00
1.25
1.50
1.75
2.00
5