ATS632LSA
HALL-EFFECT
GEAR-TOOTH SENSOR
SUBASSEMBLY
OPERATION over operating voltage and temperature range with reference target (unless oth-
erwise specified).
Limits
Characteristic
Symbol Test Conditions
Min.
Typ.
Max.
Units
Operating Air Gap Range
AG
Operating,
Target Speed > 20 RPM
0.3
–
2.5
mm
Output Polarity
–
Operating, Over Tooth
Low
Low
Low
–
Operating, Over Valley
High
High
High
–
Timing Accuracy
tθ
Target Speed < 3500 RPM,
0.3 mm ≤ AG ≤ 2.0 mm
–
±0.25
±0.50
°
TARGET DESIGN CRITERIA
Characteristic
Valley Depth
Valley Width
Tooth Width
Thickness
Eccentricity
Symbol
ht
(PC - T)
T
F
–
Description
Timing accuracy may change
Min.
–
–
–
–
–
Limits
Typ.
Max.
5.0
–
5.0
–
5.0
–
5.0
–
–
±0.25
Units
mm
mm
mm
mm
mm
TARGET DIMENSIONS
Type
Reference Target
Characterization Target #1
Characterization Target #2
Diameter
(Do)
84 mm
84 mm
35 mm
Thickness
(F)
16 mm
16 mm
7 mm
Tooth Width
(T)
9 mm
Valley Width
(PC - T)
13 mm
1 tooth, 180°
1 tooth, 180°
NOTE: Timing accuracy data is taken by recalibrating the unit at each air gap.
Valley Depth
(ht)
5 mm
5 mm
6 mm
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000