Typical Application Circuit
AH180
MICROPOWER OMNIPOLAR HALL-EFFECT SENSOR
SWITCH
2.5~5.5V
C
AH180
Gnd
RL
Output
Note: C is for power stabilization and to strengthen the noise immunity, the recommended capacitance is 10nF~100nF.
RL is the pull-up resistor, the recommended resistance is 10Kohm~100Kohm.
Pin Descriptions
Pin Name
Vdd
GND
Output
NC
P/I/O
P/I
P/I
O
NC
Description
Power Supply Input
Ground
Output Pin
No Connected
Functional Block Diagram
Vdd
Hall Plate
Hall Plate
Amp
Amp
Power
switch
Latch
Logical
Latch
Output
GND
AH180
Document number: DS31023 Rev. 17 - 2
2 of 13
www.diodes.com
July 2010
© Diodes Incorporated