la6571 Sanyo Semiconductor Corporation, la6571 Datasheet - Page 5

• Manufacturer Part Number: la6571
• Description: 5ch Driver For Mini Disk And Compact Disk
• Manufacturer: Sanyo Semiconductor Corporation

Block Diagram
MUTE1
MUTE2
V IN 1 −
V IN 1 +
V CC 2
V CC 1
V O 5 −
V O 5 +
V O 4 +
V O 4 −
V O 3 +
V O 3 −
V O 2 +
V O 2 −
V O 1 +
V O 1 −
V IN 1
V IN 2
FR
FR
10
11
12
13
14
15
16
17
18
1
2
3
4
5
6
7
8
9
+
-
MUTE1
MUTE2
5V Power Supply
Power Supply
CH3,4,5
CH1,2
CH5
CH4
CH3
CH2
CH1
+
11kΩ
-
CH1,2
CH3,4
+
-
+
-
27.5kΩ
Each MUTE operates independently for
each corresponding current.
Thermal Shutdown
“H”: Output ON
“L”: Output OFF
LA6571
27.5kΩ
27.5kΩ
50kΩ
50kΩ
+
+
+
+
-
-
-
-
CH5
11kΩ
11kΩ
11kΩ
11kΩ
MUTE3
+
VREG
-
+
+
+
+
+
-
-
-
-
-
FR
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
MUTE3
S-GND
V IN 5
V IN 5 −
V IN 5 +
V IN 4
V IN 4 −
V IN 4 +
VREF-IN
FR
VREF-IN(CH5)
REG-IN(B)
(NC)
REG-VREF
V IN 3 +
V IN 3 −
V IN 3
V IN 2 +
V IN 2 −
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