Ah1802 – Diodes AH1802 User Manual
Page 2
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AH1802
MICROPOWER, ULTRA-SENSITIVE OMNIPOLAR
HALL-EFFECT SENSOR SWITCH
AH1802
Document number: 31170 Rev. 8 - 2
2 of 11
December 2010
© Diodes Incorporated
Typical Application Circuit
AH1802
2.5~5.5V
Output
GND
R
L
C
Pin Descriptions
Notes: 2. NC is “No Connection”- recommendation is to connect the NC pin to ground externally.
Functional Block Diagram
Output
3
GND
2
Logical
Latch
Latch
Power
switch
1
Vdd
Hall Plate
Amp
Of
fse
t
Cance
llin
g
Hall Plate
Amp
Off
s
et
Ca
nce
lling
Pin Name
P/I/O
Description
Vdd
P/I
Power Supply Input
GND
P/I Ground
Output O
Output
Pin
NC
No connection (Note 2)
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