Diodes AH1804 - Manual (Page 4)

AH1804
MICROPOWER OMNIPOLAR HALL EFFECT SENSORSWITCH
AH1804
Document number: DS35314 Rev. 2 - 2
4 of 9
www.diodes.com
September 2011
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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 )