Diodes AH9280 - Manual (Page 7)

Data Sheet
Two Phase Dual-coil High Voltage Smart Fan Motor Driver AH9280
Oct. 2011 Rev. 1. 2 BCD Semiconductor Manufacturing Limited
7
2 4 6 8 10 12 14 16 18
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
Su
ppl
y
Cu
rr
e
n
t
(mA)
Supply Voltage (V)
T
A
=25 o C
-40 -20 0 20 40 60 80 100 120
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
Supp
ly Curre
nt
(mA)
Ambient Temperature ( o C)
V
CC
=12V
4 6 8 10 12 14 16 18
-75
-50
-25
0
25
50
75
100
B
OP
/B
RP
/B
HY
S
(G
au
ss)
Supply Voltage (V)
T
A
=25 o C
B
OP
B
RP
B
HYS
-40 -20 0 20 40 60 80 100 120
100
200
300
400
500
600
700
800
900
1000
Sat
u
ra
tion V
o
ltag
e
(m
V
)
Ambient Temperature ( o C)
V
CC
=12V
I
OUT
=150mA
I
OUT
=350mA
Typical Performance Characteristics
Figure 7. Supply Current vs. Supply Voltage Figure 8. Supply Current vs. Ambient Temperature
Figure 9. B
OP
/B
RP
/B
HYS
vs. Supply Voltage Figure 10. Saturation Voltage vs. Ambient Temperature