Data Sheet
Two Phase Dual-coil High Voltage Smart Fan Motor Driver
Typical Performance Characteristics (Continued)
AH9280
1200
600
Saturation Voltage (mV)
800
Power Dissipation (mV)
1000
500
400
600
300
400
o
200
200
T
A
=25 C
V
CC
=12V
100
0
0
100
200
300
400
500
600
0
-25
0
25
50
75
100
o
125
150
Output Current (mA)
Ambient Temperature ( C)
Figure 11. Saturation Voltage vs. Output Current
Figure 12. Power Dissipation vs. Ambient Temperature
50
40
30
B
OP
/B
RP
/B
HYS
(Gauss)
20
10
0
-10
-20
-30
-40
-50
-40
V
CC
=12V
B
OP
B
RP
B
HYS
-20
0
20
40
60
o
80
100
120
Ambient Temperature ( C)
Figure 13. B
OP
/B
RP
/B
HYS
vs. Ambient Temperature
Oct. 2011
Rev. 1. 2
8
BCD Semiconductor Manufacturing Limited