Ah1804 – Diodes AH1804 User Manual
Page 4
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AH1804
MICROPOWER OMNIPOLAR HALL EFFECT SENSORSWITCH
AH1804
Document number: DS35314 Rev. 2 - 2
4 of 9
September 2011
© Diodes Incorporated
NEW PROD
UC
T
Magnetic Characteristics
(T
A
= 25
°C, V
DD
= 3.3V, Note 6)
(1mT=10 Gauss)
Symbol
Characteristics
Min
Typ.
Max
Unit
Bops(south pole to brand side)
Operation Point
20 40 60
Gauss
Bopn(north pole to brand side)
-60
-40
-20
Brps(south pole to brand side)
Release Point
15 32 -
Brpn(north pole to brand side)
-
-32
-15
Bhy (|Bopx|-|Brpx|)
Hysteresis
8
-
Notes: 6. The magnetic characteristics may vary with operating temperature and after soldering.
B
hy
V
sat
V
cc
( Outp
ut
Vo
ltage
)
B
opn
B
rpn
0
( Magnetic flux density B )
Output
Turn on
Turn off
( off-state )
( on-state )
B
hy
V
sat
V
cc
( Outp
ut
Vo
ltage
)
B
rps
B
ops
0
( Magnetic flux density B )
Output
Turn off
Turn on
( off-state )
( on-state )