la6564h Sanyo Semiconductor Corporation, la6564h Datasheet - Page 3

• Manufacturer Part Number: la6564h
• Description: For Cd-r Four-channel Bridge Btl Driver
• Manufacturer: Sanyo Semiconductor Corporation

Block Diagram
VREF-OUT
V O _SET
VREF-IN
P-GND
V O 1+
V O 4+
V O 1-
V O 4-
V IN 4
V IN 1
V CC
VG4
VG1
VS1
VS3
FR
10
11
12
13
14
1
2
3
4
5
6
7
8
9
Power
supply
(CH4)
11kΩ
11kΩ
Power supply
(CH1 and 2)
V O 4* Output voltage set
P-GND (Power system GND)
Signal system V CC
(PRE-V CC )
CH1
CH4
44kΩ
22kΩ
(Overheat protection circuit)
Thermal Shutdown
LA6564H
CH1, 2 ON/OFF
P-GND (Power system GND)
S-GND (Signal system GND)
CH3 ON/OFF
CH4 ON/OFF
22kΩ
22kΩ
CH2
CH3
MUTE2
MUTE1
MUTE3
11kΩ
11kΩ
Power
supply
(CH3)
FR
28
27
26
25
24
23
22
21
20
19
18
17
16
15
(NC)
V O 2-
V O 2+
V O 3-
V O 3+
VS2
MUTE2
P-GND
S-GND
VG3
V IN 3
VG2
V IN 2
MUTE1
MUTE3
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