AH1883
MICROPOWER, ULTRA-SENSITIVE HALL EFFECT SWITCH
Magnetic Characteristics (TA = 25°C, Vdd = 1.8V~3.0V, Note 2 & 3)
Symbol
Bops(south pole to brand side)
Bopn(north pole to brand side)
Brps(south pole to brand side)
Brpn(north pole to brand side)
Bhy(|Bopx|-|Brpx|)
Characteristic
Min
-
Operate Point
-55
6
Release Point
-
Hysteresis
3
Typ.
37
-37
29
-29
8
Notes:
2. Typical data is at TA = 25°C, Vdd = 3V, and for design information only.
3. The magnetic characteristics may vary with supply voltage, operating temperature and after soldering.
(1mT=10 Gauss)
Max
Unit
55
-
-
Gauss
-6
-
Output
Output
Vdd ( off-state )
B hy
Turn on
Turn off
( on-state )
Vsat
Bopn Brpn 0
( Magnetic flux density B )
( off-state ) Vdd
Turn off
B hy
Turn on
Vsat
( on-state )
0 Brps Bops
( Magnetic flux density B )
AH1883
Document number: DS31296 Rev. 6 - 2
4 of 10
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September 2011
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