ATS657
Dynamic, Self-Calibrating, Threshold-Detecting, Differential
Speed and Direction Hall-Effect Gear Tooth Sensor IC
Reference Target 60-0 (60 Tooth Target)
Characteristics
Symbol
Test Conditions
Outside Diameter
Face Width
Angular Tooth Thickness
Angular Valley Thickness
Tooth Whole Depth
Material
Do
Outside diameter of target
Breadth of tooth, with respect
F
to branded face
Length of tooth, with respect
t
to branded face
Length of valley, with respect
tv
to branded face
ht
Low Carbon Steel
Typ.
120
6
3
3
3
–
Units
mm
mm
deg.
deg.
mm
–
Symbol Key
t
Do
ht
F
tv
Air Gap
Branded Face of Package
Branded Face
of Package
Reference Target
60-0
Allegro MicroSystems, Inc.
6
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com