la6543 Sanyo Semiconductor Corporation, la6543 Datasheet - Page 6

• Manufacturer Part Number: la6543
• Description: 4-channel Bridge Btl Driver For Cd-rom
• Manufacturer: Sanyo Semiconductor Corporation

Sample Application Circuit
Tracking input
Microprocessor
Focus input
Loading input
Sled input
24 VG4
25
26
27
28
29
30
31
32
33
34
Microprocessor
V IN 4
VG3
V IN 3
VG2
V IN 2
NC
VG1
V IN 1
MUTE1
NC
23
1
22
2
21
3
Heat sink
LA6543
Reference voltage
20
4
19
5
18
6
V O 8
V O 7
V O 6
V O 5
V O 4
V O 3
V O 2
V O 1
V S 2
V S 1
NC
17
16
15
14
13
12
11
10
9
8
7
M
M
Sled
Loading
Tracking
Focus
No. 5973-6/7
12V power
A11148
5V power
supply
supply