Sharp LC-32LD164E Service Manual page 64

LC-32LD164
LC-32LD165
LC-32LD166
DDR3 12/19
I
U401A
N1
DDRV
N2
DDRV
N3
DDRV
N4
DDRV
N5
DDRV
N6
DDRV
P1
DDRVREF
D
H
P2
ZQ
H8
TN_MEMPLL
J8
TP_MEMPLL
MT5561PUDT
G
DRAM# Bypass Cap
C
F
C430
10UF 6.3V 20%
E
B
D
C
A
B
A
1 2 3
5 4
DDRV
DRAM POWER DDRV
+5V_SW
RVREF C428 R480
0R05 1/16W
ZQ R457 2.2UF
240R 1% 1/16W
R410
10/11
100K1/16W
10/11
DDRV
C193 C433 C434 C435
NC/4.7UF 10% 10V 100N 16V 100N 16V 1uF 10V
5 4
4 5 6
3
DDRV
U411
L401
1 5
VIN LX
2 2.2uH
GND
3 4
EN VFB R1
R456
C426 C427
G5695T11U
22UF 6.3V
R460 33K 1/16W 1% 100N 16V
R2
22K 1%
Vout = 0.6x(1+R1/R2)=1.5V
C436 C437 C432 C441
100N 16V 100N 16V 100N 16V 1uF 10V
線 路 圖 編
號
Key Component
3
7 8 9 10
64
2
Main Chip Ref Voltage.
5,6,7,8,9,10,11,12,13,14,15,17,18,19,20,21,22,23
DDRV
R455 C425
1K 1/16W 1% NC/100N 16V
RVREF
R461
C429
1K 1/16W 1% NC/100N 16V
Close to Main Chip
C201
C438 C440
4.7UF 10% 10V
100N 16V NC/10UF 6.3V 20%
Close to Main Chip
for PCB
space
T P V ( Top Victory Electronics Co . , Ltd. ) OEM MODEL
G6173-M0A TPV MODEL
SYSTEM POWER PCB NAME 715G6173-M0A
Wednesday, January 22, 2014 Sheet 16 of 23
Date
2
13
11 12
1
GND
5,6,10,13,17 3V3SB 3V3SB
5,9,11,13,14,19,20,21 +5V_SW +5V_SW
D
C
B
A
Size B
Rev V0.02
<備註>
備註
1
14
15 16