AH1801
MICROPOWER, ULTRA-SENSITIVE HALL EFFECT
SWITCH
AH1801 Rev. 7 6 of 10 FEBRUARY 2009
www.diodes.com ?/SPAN> Diodes Incorporated
Magnetic Characteristics (T
A
= 25?/SPAN>C, Vdd = 3V)
(1mT=10 Gauss)
Symbol
Characteristic
Min
Typ
Max
Unit
Bops(south pole to brand side)
Operate Point
-
40
60
Gauss
Bopn(north pole to brand side)
-60
-40
-
Brps(south pole to brand side)
Release Point
10
30
-
Brpn(north pole to brand side)
-
-30
-10
Bhy(
Brpx
Bopx
)
Hysteresis
-
10
-
Notes: 6. Typical data is at T
A
=25 癈, Vdd=3V, and for design information only.
7. Operate point and release point will vary with supply voltage and operating temperature.
Output ( Voltage )
Bopn Brpn
Turn
on
Turn off
( off-state )
( on-state )
Brps Bops
Magnetic
Turn off
Turn
on
-B
+B
(1) SC59 / DFN2020-3 /DFN2020-6
T
A
(?/SPAN>C)
25
50
60
70
80
85
90
100
110
120
130
140
150
P
D
(mW)
230 184 166 147 129 120 110
92
74
55
37
18
0
Power Dissipation Curve
0
100
200
300
0
25
50
75
100
125
150
T
A
( C)
P
D
(m W )
85
Performance Characteristics