AZ5954 Datasheet, PDF (8/13 Pages) BCD Semiconductor Manufacturing Limited – 4-CHANNEL BTL MOTOR DRIVER FOR CD-ROM/DVD

4-CHANNEL BTL MOTOR DRIVER FOR CD-ROM/DVD
Typical Performance Characteristics
Data Sheet
AZ5954
4 V =12V
CC
PV =PV =5V
CC1
CC2
V =2.5V
BIAS
2
0
-2
R =4Ω+100uH
L
R =8Ω+100uH
L
R =12Ω+100uH
L
-4
R =20Ω+100uH
L
-0.8
-0.6
-0.4
-0.2
0.0
0.2
0.4
0.6
0.8
Input Voltage: V (V)
IN
Figure 5. Driver I/O Characteristics (Focus and Tracking)
12
9
V =12V
CC
PV =PV =5V
CC1
CC2
6
V =2.5V
BIAS
3
0
-3
-6
-9
-12
-1.0
-0.5
0.0
0.5
Input Voltage: V (V)
IN
R =20Ω
L
R =12Ω
L
R =8Ω
L
1.0
Figure 6. Driver I/O Characteristics (Loading)
4
V =12V
CC
PV =PV =5V
CC1
CC2
V =2.5V
BIAS
2
0
-2
R =4Ω
L
R =8Ω
L
R =12Ω
L
-4
R =20Ω
L
-2.0 -1.5 -1.0 -0.5
0.0
0.5
1.0
1.5
2.0
Input Voltage: V (V)
IN
Figure 7. Driver I/O Characteristics (Sled)
5
V =5V
CC
4
3
2
-
+
OP IN
OP OUT _V
1
0
0
1
2
3
4
5
Op Amp Input Voltage: OP IN (V)
Figure 8. Op Amp I/O Characteristics
Apr. 2005 Rev. 1. 1
BCD Semiconductor Manufacturing Limited
8