Circuit Diagrams and PWB Layouts
10.
10-10-14
DCDC-SYSTEM-POWER1
20040_517.eps
DCDC-SYSTEM-POWER1
B14
B14
2015-11-25
C
715G7776
DCDC-SYSTEM-POWER1
TP4306
+3V5-SB
FB4308
NC/120R/3000mA
1
2
TP4313
+
C4310
NC/100UF 16V
R4366
NC/27K 1/16W 5%
RP4372
NC/22R
1
2
3
4
8
7
6
5
TP4366
FB4105
30R 1A
1
2
C4
3
11
1nF
50V
C4
3
14
2.
2nF
50V
C4312
0.1uF 25V
FB4106
NC/30R 1A
1
2
C4313
NC/1nF 50V
TP4373
C4315
NC/1nF 50V
R4
3
67
12K +
-1
%
1/
16W
C4
3
16
100N
16V
R4
3
6
8
10K 1/
16W
1
%
R4369
1M 1%
L4103
1.5uH
C4
3
19
10U
F
16V
C4
3
17
22
u
F 6
.3
V
C4
3
1
8
1U
F
10
%
16V
R4
3
70
22K 1/
16W
1
%
C4
3
20
22
u
F 6
.3
V
U4307
RT7277GSP
EN
1
FB
2
PVCC
3
SS
4
GND
5
SW
6
BOOT
7
VIN
8
GND
9
C4
38
9
22
u
F 6
.3
V
C4
3
21
10U
F
16V
C4
3
90
NC/1
0
UF 1
6
V
C4322
NC/100pF 50V
+12V
TP4144
TP4143
DV12
TP4142
TP4147
TP4145
TP4150
TP4146
TP4149
TP4148
T U N E R V C C F r o m
+ 1 2 V
+3V3
R4371
1K 1/16W
SENSE+1V0-VCCK 14
FB4309
NC/120R/3000mA
1
2
TP4355
TP4367
TP4336
TP4356
SUP-DDR
TP4368
TP4345
TP4357
TP4369
TP4330
+ 1 V 0 - V C C K F r o m
+ 1 2 V
TP4358
R4377
100K 1/16W 5%
TP4312
POWER-ON
C4309
1UF 10V
C4345
22NF 25V
U4304
RT9193-33GB
VIN
1
GND
2
EN
3
BP
4
VOUT
5
TP4346
C4392
470PF 50V
R4
3
7
3
10K+
-5
%
1/
16W
R4372
47K 1/16W
C4391
1nF 50V
TP4359
C4363
100N16V
R4308
NC/100OHM1/16W
TP4370
R4316
100OHM1/16W
R4309
22K 1/16W
R 1
R 2
Q4302
NC/PDTC114EU
1
3
2
R4354
100K 1/16W
R4378
1K 1/16W
R4
33
2
6
8
K 1/
16W
1
%
TP4331
BL-I-CTRLn
TP4314
R4
3
4
3
NC/1
0
K
+
-5
%
1/
16W
D C P OWE R IN P U T
TP4309
CN1190
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
3
0
C4
33
0
10U
F
6.
3
V X5R
+
-20
%
C4332
100N16V
+ 1 V 8 from
+3V3
R4
3
40
10K+
-5
%
1/
16W
R4334
6.8K 1/16W
C4
3
24
1nF
50V
R4
3
56
3
9K 1/
16W
5
%
R4326
100K 1/16W
TP4315
C4
3
06
N
C
/1nF
50V
C4
3
2
8
22
u
F 6
.3
V
R4
33
0
1.
65K 1
%
TP4360
R4352
15K 1%
C4
3
49
10
u
F 1
6
V
R4329
100OHM1/16W
C4
3
25
100pF
50V
C4337
NC/10UF 6.3V X5R +-20%
R4349
22K 1/16W
C4358
100NF 16V
R4
33
5
22K 1/
16W
C4
3
4
8
10
u
F 1
6
V
TP4329
R4364
120K 1%
C4333
10UF
12V-DETECT
R4
3
45
1
8
0K
R4319
0R05 OHM
R4
3
79
N
C
/10K+
-5
%
1/
16W
R4339
8.2K 1%
R4
3
27
N
C
/27K 1/
16W
5
%
R4360
3R3 1/16W 5%
FB4301
30R 1A
1
2
C4335
1uF 10V
D4301
FB340M
1
2
+
C4
3
69
N
C
/100U
F
16V
R4318
100OHM1/16W
TP4347
TP4316
C4
3
00
N
C
/10U
F
R4328
10K+-5%1/16W
R4324
47K 1/16W
C4
3
5
3
10
u
F 1
6
V
+
C4326
100UF 16V
TP4361
R 1
R 2
Q4300
NC/PDTC114EU
1
3
2
C4
3
50
10
u
F 1
6
V
R4346
10K 1/16W
C4301
100N16V
TP4371
C4327
100NF 16V
N
C
/10K+
-5
%
1/
16W
R4
3
06
C4
3
4
3
10U
F
6.
3
V
TP4320
R4363
4K7 1/16W 1%
C4360
100N16V
C4334
10UF
R4
3
61
100K 1/
16W
C4
3
29
10U
F
6.
3
V
C4331
1uF 10V
C4341
10UF 16V
C4
3
67
22
u
F 6
.3
V
R4336
1M 1%
R4351
1 OHM 5% 1/16W
R4
3
14
N
C
/4.
7K 1/
16W
TP4308
TP4337
C4340
100N16V
TP4317
C4357
100NF 16V
R4
3
44
7K5 1/
16W
5
%
C4336
10UF 6.3V
R4320
4.7K 1/16W
+3V5-SB
+1V0-AVDD
+1V0-VCCK
+12V
TP4372
+3V5-SB
+3V3-STANDBY
+5V-SW
+3V3-AVDD
TP4321
C4374
100N16V
+3V3-AVDD
+3V3
+3V3
+1V0-VCCK
POWER-OK
POWER-ON
+1V8-EMMC-IO
SOC-BL-ONn
BL-ON
+3V3
STANDBY
+3V3
TP4338
+12V
+5V-SW
+3V5-SB
+5V-SW
+1V5-DDR
TP4333
+12V
+12V-AUDIO
+3V3-STANDBY
+12V-AMBI
+12V
+3V5-SB
+3V3
+3V3
+5V-SW
C4386
100N16V
+3V3
+12V
+5V-SW
POWER-ON
DDR-PWR-EN
19
SOC-BL-ONn
7
BL-I-CTRLn
8,19
NT-LCD-PWR-ON
8,9,18
BL-DIM1
8,9
NT-LCD-PWR-ON
12V-DETECT
17,19
STANDBY
2
POWER-OK
19
TP4339
NT-BL-ONn
8
POWER-ON
18
A V D D 3 V 3 / D V D D 3 V 3
DDR-PWR-EN
+ 1 V 0 - A V D D F r o m
+ 3 V 3 - A V D D
TP4323
C4387
100N16V
D R A M
P o we r
DDR-PWR-EN
NT-LCD-PWR-ON
BL-I-CTRLn
SOC-BL-ONn
BL-DIM1
12V-DETECT
1 2 V d r o p d e t e c t
C4388
100N16V
BL-I-CTRL
NT-BL-ONn
B L O N & D i m m n g C o n t r o l
R4347
NC/100OHM1/16W
NT-BL-ONn
STANDBY
C4
3
02
NC/1
n
F 5
0
V
FB4300
NC/30R 1A
1
2
C4
338
10U
F
16V
C4344
10UF 6.3V
+1V0-VCCK
C4
3
65
10U
F
16V
C4
33
9
N
C
/1nF
50V
C4
3
6
8
22
u
F 6
.3
V
C4366
220pF 50V
R4358
10OHM1/16W
FB4302
120R 3A
1
2
C4347
3.3nF 50V
C4370
100N16V
R4
338
N
C
/0R
05 OH
M
C4371
100N16V
R4355
22K 1/16W
C4346
10000pF 50V
L4302
1uH
POWER-OK
TP4301
C4342
22NF 25V
TP4348
+12V
TP4318
R4311
4.7K 1/16W
TP4340
+12V
U4306
G5318RE1D
PGOOD
1
TRIP
2
EN
3
FB
4
RF
5
DL
6
VCC
7
LX
8
DH
9
BST
10
GND
11
+12V-AMBI
+12V-AMBI
C4351
100N16V
C4
3
52
10
u
F 1
6
V
Q4303
MMBT3906
R4323
NC/0R05 OHM
D4302
FB340M
1
2
+12V
+12V
L4300
3.6uH
+12V-AUDIO
+12V-AUDIO
C4356
10U
F
6.
3
V X5R
+
-20
%
R4342
100OHM1/16W
BL-DIM1
R4341
240 OHM +-1% 1/16W
C4
3
61
1
u
F
10V
FB4305
120R 3A
1
2
BL-ON
U4305
AON7932
G1
1
D1
2
D1
3
D1
4
S2
5
S2
6
S2
7
G2
8
S
1/
D
2
9
D1
10
C4362
100N16V
R4
3
65
12K +
-1
%
1/
16W
R4
3
5
3
10K+
-5
%
1/
16W
L4301
1.5uH
FB4303
120R 3A
1
2
R4325
NC/1K 1/16W
U4302
RT8079ZQW
VIN
1
VIN
2
GND
3
GND
4
AGN
D
5
FB
6
CO
MP
7
RT/
S
YN
C
8
SS/TR
9
SW
10
SW
11
SW
12
BOOT
1
3
PGOOD
14
EN
15
VI
N
16
GN
D
17
TP4349
R4317
100K 1/16W
TP4341
C4
3
64
10U
F
16V
R4
3
10
N
C
/4.
7K 1/
16W
R4
3
07
N
C
/2.
2K 1/
16W
C4
3
72
10
u
F
16V
C4
3
7
3
10U
F
6.
3
V
Q4301
MMBT3904
U4301
RT7297CHZSP
BOOT
1
VIN
2
SW
3
GND
4
FB
5
COMP
6
EN
7
SS
8
GND
9
TP4332
R4312
10K+-5%1/16W
C4375
10UF
0 . 8 V
C4
3
76
22
u
F 6
.3
V
+
C4377
NC/100UF 16V
U4300
G9661
POK
1
VEN
2
VIN
3
VPP
4
NC
5
VO
6
ADJ
7
GND
8
E-Pad
9
C4378
22uF 6.3V
C4
3
79
10
u
F 1
6
V
R4315
NC/10K+-5%1/16W
R4322
NC/0R05 OHM
FB4304
120R 3A
1
2
C4
38
0
22
u
F 6
.3
V
BL-I-CTRL
R4
33
1
10K+
-5
%
1/
16W
TP4350
D4300
NC/FB340M
1
2
TP4342
1 %
R4348
NC/22K 1/16W
C4
38
1
N
C
/1nF
50V
C4323
1UF 10V
C4382
10UF
C4
383
NC/1
0
u
F
16V
R4321
NC/220K OHM
R4359
100K 1/16W
FB4306
30R 1A
1
2
TP4311
C4
38
4
3
.3
nF
50V
R4337
100K 1/16W
R4
333
5.
1K 1
%
C4
38
5
100N
F
16V
TP4351
T o c r e a t e V B 1 r e t u r n p a t h
TP4343
TP4334
TP4324
TP4328
+12V-AUDIO
R4
3
76
1
8
K OH
M
TP4352
TP4325
+ 1 V 5 - D D R F r o m
+ 5 V - S W
/ + 3 V 3 - S B
+12V
TP4363
+3V5-SB
TP4319
TP4364
FB4307
NC/120R/3000mA
1
2
R4
3
50
4.
7K 1/
16W
1
%
R4374
10K+-5%1/16W
C4354
1uF 10V
TP4353
C4359
100N16V
U4303
G9661
POK
1
VEN
2
VIN
3
VPP
4
NC
5
VO
6
ADJ
7
GND
8
E-Pad
9
R4
3
75
4.
7K 1/
4W
P O W E R c o n t r o l
TP4344
TP4354
TP4335
TP4365