Hall Device
Fig. 1
200
160
120
80
40
I
C
=6mA
LT140A
Fig. 2
2 000
1 600
1 200
800
400
Hall Voltage vs. Ambient
Temperature
B=100mT
Input Resistance vs. Ambient
Temperature
B=0mT
I
M
=1mA
0
-20
Input resistance R
IN
(鈩?
V
C
=6V
Hall voltage V
H
(mV)
0
40
80
120
Ambient temperature T
a
(藲C)
0
-20
0
40
80
120
Ambient temperature T
a
(藲C)
Fig. 3
2 000
1 600
1 200
800
400
Hall Voltage vs. Magnetic Flux
Density
V
C
=6V
T
a
=25藲C
Fig. 4
400
320
240
160
80
Hall Voltage vs. Control Current
B=100mT
T
a
=25藲C
Hall voltage V
H
(mV)
Hall voltage V
H
(mV)
0
0
200
400
600
800 1 000
Magnetic flux density B (mT)
0
0
4
8
12
Control current I
C
(mA)
Fig. 5
400
320
240
160
80
Hall Voltage vs. Control Voltage
B=100mT
T
a
=25藲C
Fig. 6
200
Power dissipation P
D
(mW)
Power Dissipation vs. Ambient
Temperature
Hall voltage V
H
(mV)
160
120
80
40
0
0
4
8
12
Control voltage V
C
(V)
0
0
40
80
120
160
Ambient temperature T
a
(藲C)
200
1
2
