ATS645 Allegro MicroSystems, Inc., ATS645 Datasheet - Page 3

• Manufacturer Part Number: ATS645
• Description: Ats645lsh True Zero Speed Miniature Gear-tooth Sensors
• Manufacturer: Allegro MicroSystems, Inc.

ATS645LSH
OPERATING CHARACTERISTICS using reference target 60-0, T
ELECTRICAL CHARACTERISTICS
Supply Voltage
Undervoltage Lockout
Supply Zener Clamp Voltage
Supply Zener Current
Supply Current
Supply Current Ratio
POWER-ON STATE CHARACTERISTICS
Power-On State
Power-On Time
OUTPUT STAGE
Output Slew Rate
Continued on the next page.
CHARACTERISTIC
2
3
4
I
Symbol
V
I
I
CC(High)
I
CC(High)
CC(Low)
CC(Low)
POS
CC(UV)
dI/dt
V
t
V
I
PO
CC
Z
Z
/
True Zero Speed Miniature Differential Peak-
Operating; T
I
Test conditions only; V
ATS645LSH-I1
ATS645LSH-I2
ATS645LSH-I1
ATS645LSH-I2
Ratio of high current to low current
t > t
Target gear speed < 100 rpm
R
V
CC
LOAD
CC
= I
PO
0 → 5 V and 5 → 0 V
CC(max)
= 100 Ω, C
J
+ 3 mA; T
< 165 °C
Test Conditions
LOAD
A
Z
A
= 10 pF
and V
= 28 V
= 25°C
CC
Detecting Gear Tooth Sensor
within specifi cation, unless otherwise noted
Min.
12.0
1.85
11.8
4.0
4.0
5.9
115 Northeast Cutoff, Box 15036
28
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 [phone]
www.allegromicro.com
–
–
–
–
–
I
CC(High)
Typ.
14.0
14.0
10
–
–
–
–
6
7
–
1
1
I
CC(max)
3 mA
Max.
16.0
16.8
3.05
4.0
8.0
8.4
24
–
–
2
–
+
mA/μs
Units
mA
mA
mA
mA
mA
ms
V
V
V
–
–
3