Panasonic SB-PM08 - Spindle and Stepping Motor Drive Circuits; Spindle Motor Drive Circuit Details; Stepping Motor Drive Circuit Details

IC2501
AN8480NSB-E1
SPINDLE MOTOR DRIVE
SCHEMATIC DIAGRAM-2
IC2511
BA5983FM-E2
STEPPING MOTOR,
FOCUS/TRACKING COIL DRIVE
IC2501
AN8480NSB-E1
SPINDLE MOTOR DRIVE
B4
B5
C3
C1
C2
C4 D1
D4
D2
D3
B11
C2508
0.1
D8
D9
D14
B10
B9
1
2
3
4
5
6
7
8
9
10
11
12
13
14
21
22
23
24
25
26
27
28
15
16
17
18
19
20
BIASIN
OPIN2+
OPIN2-
OPOUT2
GND
STBY1
POWV
CC1
VO1-
VO1+
VO2-
VO2+
OPOUT1
OPIN1-
OPIN1+
PREV
CC
OPIN4+
OPIN4-
OPOUT4
OPIN3+
OPIN3-
OPOUT3
GND
STBY2
POWV
CC2
VO4-
VO4+
VO3-
VO3+
C2506
0.1
L2501
0
D10
C2503
0.01
C2504
0.01
R2501
270
D11
D12
C2505
0.01
D13
C2509
0.1
C2515
0.1
R2527
10K
D5
D6
D7
R2503
0.39
C2507 0.1
C2500
16V100
B3
B6
B7
B8
R2502
270
D15
R2511
20K
R2513
33K
R2514 20K
R2516
33K
C2513
0.1
R2512
27K
R2515
27K
R2522
7.5K
R2520
12K
R2519
7.5K
R2521
10K
R2517
12K
R2518
10K
C2514
0.1
R2528
10K
R2505
47K
C2516
6.3V47
C2502
6.3V220
C2501
6.3V100
1
2
3
4
5
6
7
8
9
10
11
12
13
14
21
22
23
24
25
26
27
28
15
16
17
18
19
20
PG
H1+
H1 -
NC
H2+
H2 -
VH
H3+
H3
-
SS
TFLG
FG
BRK
NC SG
Vcc
ECR
EC
NC
PCI
VM
CS1
NC
NC
NC
A3
A2
A1
(
3.3V
)
2.7V
(
1.6V
)
0V
(
3.3V
)
5V
(
2.9V
)
5V
(
2.9V
)
5V
(
2.9V
)
(
0.7V
)
: POSITIVE VOLTAGE LINE
5V
1.7V
1.7V
1.7V
1.7V
1.7V
1.7V
1.7V
0V
5V
0.8V
(
2.6V
)
0.8V
(
2.6V
)
0.8V
(
2.6V
)
0.8V
(
2.6V
)
3.8V
(
5.3V
)
3.5V
(
3.3V
)
3.8V
(
5.3V
)
3.5V
1.5V
1.5V
1.5V
1.7V
1.7V
1.5V
9V
5V
(
2.9V
)
5V
(
2.9V
)
5V
(
2.9V
)
5V
(
2.9V
)
3.3V
9V
9V
0V
1.7V
5V
1.7V
0V
(
7.8V
)
0V
(
7.8V
)
0V
(
7.8V
)
0V
9V
5V
9V
5V