Tuner Amp Unit (Sys Regulator Part) - Pioneer DEH-X1810UB/XNUC Service Manual

1

10.2 TUNER AMP UNIT (SYS REGULATOR PART)

A
SYS+B VDD1.2V
B
C
D
E
F
A
2/11
40
1
2
VDD3.3V BUP14.4V SWVDD5V
D151
NM
VDD3.3V
L151
CTH1521-
22u
GND
GND
GND
VDD1.2V
GND
DEH-X1810UB/XNUC
2
3
CMS30I30A
D157
CRG03
GND
D158
R192
NM
NM
GND
R152
GND
GND
SYS+B
GND
*C188
1000p
1608
GND
GNDILM
A 1uF/10
Except A 1000pF/50
3
4
SWVDD5V
GND
GND
BCAP
GND
GND
CCG1236-A
C171
10u/35V
3216 GND
C172
10u/35V
3216
CCG1236-A
Q151
FET-P
Except A
SSM3J332R
1608
*C194
0.01u/50
GND
GNDILM
GND
4
IC151
BD49101EFS
1 4
VOUT5 ADJ5
2 4
VIN0 EN
3 4
BCAP REG4EN
4 4
VINSW ECO
5 4
NC1 BSENS
6 3
HSW REG4OCB
7 3
GND4 SDA
8 3
SW2 SCL
9 3
FB2 SYNC
3
10
INV2 GND1
3
11 EP
RT
VOUT0
45
3
12
VIN1 GND2
3
13
ADJ1 VOUT3
3
14
VOUT1 ADJ3
3
15
ADJ2
VIN3
2
16
VOUT2 VIN4
2
17
GND3 CLCAL
2
18
NC2 VOCAL
2
19
VIN2 ADJ4
2
20
SNSH VOUT4
2
21
SNSL INV1
2
22
GATE1 FB1
L152
CTH1584-
10u
GND