Sharp SD-AS10H(S) Service Manual page 123

ICA101, ICA102, ICA201, ICA202, ICA301, ICA302 VHiSLA5515M-1: Switching Audio Power Amp. (SLA5515M)
Pin No. Terminal Name
1 SA
2 OUTA
3 OUTA
4 VBBA
5 VBBA
6 VBOOTA
7 DTADJA
8 DTADJB
9 INA
10 VKK
11 VCC
12 VKK
13 INB
14 GND
15 VDD
16 VBOOTB
17 VBBB
18 VBBB
19 OUTB
20 OUTB
21 SB
VCC
UVLO
VKK
VDD
INA
DTADJA
+
-
x4
VKK
DTADJB
+
-
x4
VKK
VKK
GND
Output stage low-side source terminal A.
Output stage switching output A.
Output stage switching output A.
Positive potential output stage power supply A.
Positive potential output stage power supply A.
Boot-strap condenser terminal A.
Dead time control terminal A.
Dead time control terminal B.
Logic input A.
Negative potential output stage power supply.
Predrive power supply.
Negative potential output stage power supply.
Logic input B.
Ground of the control section.
Power supply of the control section.
Boot-strap condenser terminal B.
Positive potential output stage power supply B.
Positive potential output stage power supply B.
Output stage switching output B.
Output stage switching output B.
Output stage low-side source terminal B.
Level
COCD
Down
Level
COCD
Down
Figure 8-12 BLOCK DIAGRAM OF IC
Function
Level
H/S
Up Driver
ChA-HO
L/S
Delay
Driver
ChA-LO
VKK
Level H/S
Up
Driver
ChB-HO
L/S
Delay
Driver
ChB-LO
VKK
8 – 12
SD-AS10H
VBOOTA
VBBA
OUTA
SA
L
P
F
VBOOTB
VBBB
L
P
F
OUTB
SB