A1120, A1121, A1122,
A1123, and A1125
Chopper-Stabilized Precision Hall-Effect Switches
Absolute Maximum Ratings
Characteristic
Forward Supply Voltage
Reverse Supply Voltage
Output Off Voltage
Continuous Output Current
Reverse Output Current
Operating Ambient Temperature
Maximum Junction Temperature
Storage Temperature
Symbol
VCC
VRCC
VOUT
IOUT
IROUT
TA
TJ(max)
Tstg
Range E
Range L
Notes
Rating
26.5
–30
26
25
–50
–40 to 85
–40 to 150
165
–65 to 170
Units
V
V
V
mA
mA
ºC
ºC
ºC
ºC
Pin-Out Diagrams
3
Package LH
1
2
Package UA
1
2
3
Terminal List
Name
VCC
VOUT
GND
Description
Connects power supply to chip
Output from circuit
Ground
Number
Package LH Package UA
1
1
2
3
3
2
Allegro MicroSystems, LLC
3
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com