Read Sharp SD-EX100H (serv.man18) Service Manual online
SD-EX100H
– 78 –
HINA
HINB
Level
Shift
Down
Level
Shift
Down
LS
LS
L/S
L/S
H/S
H/S
CS
CS
LINA
LINB
GND
VKK
V
DD
8
6
7
9
V
CC
VBBA
VBBB
VBOOTB
VBOOTA
OUTA
OUTB
SA
SB
4
5
2
1
15
14
17
18
10
12
13
11
Figure 78 BLOCK DIAGRAM OF IC
ICA106,ICA107 VHiSLA5505M-1: Switching Audio Power Amp. (SLA5505M)
1
SA
Output stage low-side source terminal.
2
OUTA
Output stage switching output.
3*
N.C.
Unused.
4
VBBA
Output stage power supply.
5
VBOOTA
Bootstrap condenser terminal.
6
HINA
High-side INA logic input.
7
LINA
Low-side INA logic input.
8
VDD
Power supply to level-down part.
9
VCC
Power supply to controller.
10
VKK
Lowest potential terminal of controller.
11
GND
Ground for level-down part.
12
LINB
Low-side INB logic input.
13
HINB
High-side INB logic input.
14
VBOOTB
Bootstrap condenser terminal.
15
VBBB
Output stage power supply.
16*
N.C.
Unused.
17
OUTB
Output stage switching output.
18
SB
Output stage low-side source terminal.
Pin
No.
No.
Function
Terminal Name
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
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