8.3 B 715G8251SSB
8-3-1 POWER SYSTEM
OPWRSB
BL_ADJ
BL_ON/OFF
FB_PWR_EN
OPWRSB:
Normal: High
Stand_by:
Low
OPWRSB
PS_ON_PRE
DVDD3V3
+1.8V
BRIGHT ADJUST
DDRV
LT: D704 NC
AP: D701, D702 NC
Add by 0321
12V drop detect (3/18)
Low drop detect
12V-DETECT
C722
1UF 16V
C742
100NF 16V
C705
10uF 16V
(+5V_SW ON/OFF):
Norm al: High
Stand_By: Low
FB709
120R 3A
1
2
12V-DETECT
R731
22K 1%
C713
100NF 16V
C702
100nF 50V
C728
100N 16V
R718
4K7 1/16W 5%
C714
100NF 16V
R713
0R05 1/10W
D703
NC FB340M
1
2
L701
3.3UH
R704
10K 1/10W
C711
10uF 16V
C754
100NF 16V
C729
10uF 16V
R733
100K 1/16W 5%
U704
AZ1117CD-1.8TRG1
OUT
2
IN
3
G
N
D
1
BL_ON/OFF_PRE
BL_ON/OFF
R749
120K 1%
R714
4.7K1/16W
C
75
6
1
0
U
F
6
.3
V
2
0
%
C730
10uF 16V
U710
RT9048GSP
NC
1
EN
2
VIN
3
NC
4
NC
5
VOUT
6
ADJ
7
GND
8
GND
9
R730
100K 1/16W 5%
R727
22K 1%
FB704
120R 6A
1
2
D701
FB340M
1
2
ZD701
BZT52-B3V6
1
2
C
7
3
8
10
U
F
1
0V
U702
AZ1084CS2-3.3TRG1
VIN
3
VOUT
2
G
N
D
1
FB_PWR_EN
C
7
35
1
U
F
1
0
%
1
6V
R723
0R05 1/10W
R701
0R05 1/16W
C727
1UF 16V
R732
NC 22K 1/16W 5%
Q702
AON4421
D
1
D
2
D
3
G
4
S
5
D
6
D
7
D
8
C
7
2
6
10
0
N
F
1
6
V
C743
10uF 16V
R711
1K 1/10W
R739
0R05 1/16W
C
7
5
5
1
0
U
F
6
.3
V
2
0
%
R709
100K 1/10W
D702
FB340M
1
2
C753
10UF 10V
C719
10UF 16V
C733
1
U
F
1
0
%
1
6
V
R708
NC 22K 1/16W 5%
Wi-Fi_VCC
R748
13K 1%
BL_ON/OFF
C704
1uF 10V
C720
100NF 16V
C731
100N 16V
R745
10K 1/16W 5%
C747
100NF 16V
BL_ADJ_PRE
R734
4.7K1/16W
R729
0R05 1/16W
R724
124K 1%
C709
100NF 16V
R747
330R 1%
U703
RT6206BHGSP
EN
1
FB
2
VREG5
3
SS
4
GND
5
SW
6
BOOT
7
VIN
8
GND
9
R736
15K 1%
FB702
120R 3A
1
2
R738
0R05 1/16W
R705
100R 1/16W 5%
R725
22K 1%
C741
22P 50V
C748
100NF 16V
CN701
CONN
2
4
6
8
10
12
14
16
1
3
5
7
9
11
13
15
R1070
NC 0R05 OHM
FB701
120R 3A
1
2
C736
8.2NF 50V
C721
8.2NF 50V
R720
0R05 1/16W
R1068
0R05 OHM
R1072
NC 0R05
C732
10UF 6.3V 20%
R1071
0R05 OHM
D704
NC FB340M
1
2
R744
10K 1/10W 5%
C715
10UF 10V
Q703
BC847N3
Vout=0.765x (1+124K/22K) = 5.07V
C749
NC 10UF 10V
L703
2.2uH
U705
RT6206BHGSP
EN
1
FB
2
VREG5
3
SS
4
GND
5
SW
6
BOOT
7
VIN
8
GND
9
C706
100NF 16V
R726
NC/22K 1%
R746
10K 1/10W 5%
R703
4K7 1/16W 5%
R707
47K 1/10W 5%
C703
100nF 50V
L702
3.3uH 30mOHM 6A
C
7
2
4 10
U
F
6
.3
V
U706
G5695T11U
VIN
1
GND
2
EN
3
VFB
4
LX
5
C
7
2
3
10
U
F
6
.3
V
C716
10UF 10V
C
7
3
9
10
U
F
1
0V
C734
NC/100N 16V
+12V to 5VSB
R728
15K 1%
C
7
4
0
10
U
F
1
0V
+
C701
220UF 16V
R722
0R05 1/16W
R742
12K 1%
C750
10UF 10V
C707
NC 10UF 16V
C
7
3
7
1
0
0N
1
6V
R737
6K8 1%
C718
22PF 50V
FB705
120R 6A
1
2
+
C712
100UF 16V
C710
100NF 16V
Q706
BTA1576S3
C
7
2
5
10
U
F
6
.3
V
FB703
120R 3A
1
2
R741
10K 0.5% 1/16W
FB708
120R 3A
1
2
C752
22UF 10V
C717
10UF 10V
U701
AP1117E33L-13-77
A
D
J
(G
N
D
)
1
VOUT
2
VIN
3
4
4
AVDD1V2
+12V
3V3SB
VCCK
5VSB
Wi-Fi_PWR_EN
+5V_SW
DVDD3V3
DVDD3V3
+1.8V
STB_PWR
AVDD3V3
12V_AL
STB_PWR
+12V
12V_AL
12V_Amp
+12V
5VSB
+5V_SW
VCCK
5VSB
5VSB
3V3SB
5VSB
+5V_SW
3V3SB
DDRV
+12V
12V_Amp
3V3SB
3V3SB
STB_PWR
+12V
12V_Amp
Wi-Fi_VCC
STB_PWR
STB_PWR
OPCTRL12
7
5VSB
BL_ADJ
7,8
BL_ON/OFF
7
OPWRSB
5
VCCK
5
12V-DETECT
7
+5V_SW
5
AVDD1V2
5
3V3SB
5
DVDD3V3
5
AVDD3V3
5
+1.8V
5
Wi-Fi_PWR_EN 5
DDRV
5
Wi-Fi_VCC
5
PS_ON_PRE
VCCK
AVDD1V2
PS_ON_PRE
BL_ON/OFF_PRE
+12V
+5V_SW
3V3SB
AVDD3V3
+5V to 1.8V FOR EMMC
BL_ADJ_PRE
Wi-Fi_PWR_EN
D703 FOR AP REGION USED
BL_ADJ
Vout=0.5x (1+R1/R2)
DRAM Power
Vout = 0.6x(1+R1/R2)1.5V
Vout = 0.6*(1+15/10)=1.5V
Add by 0321
For EMI
12V to Core Power
Vout=0.765x (1+6.8K/12K) =1.203V
(650KHz)
H:NORMAL
L:12V DROP
BL_ON/OFF:
Inverter on: High
Inverter off: Low
BL_DIMMING
Max:+3V3
Min: 0V
H:ENABLE FB
L:DISABLE FB
Add by 0321
For EMI