THERMAL
THERMAL
THERMAL
THERMAL
THERMAL
THERMAL
THERMAL
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
R
2
3
1
3
2
7
K
1
/
1
6
W
1
%
L2313
UBW2012-121F
PANEL_VCC_FET
C2326
1uF
10V
IC2303-*1
TPS54319TRE
1.5V_DCDC_TI
1
VIN_1
3
GND_1
7
COMP
9
SS/TR
10
PH_1
11
PH_2
12
PH_3
13
BOOT
14
PWRGD
15
EN
16
VIN_3
5
AGND
8
RT/CLK
6
VSENSE
4
GND_2
2
VIN_2
17
EP[GND]
R2316
39K
1/16W
5%
L2305
1uH
+3.3V_NORMAL
R2339
10K
C2352
10uF
10V
R2300
10K
R
2
3
3
3
1
8
K
1
/
1
6
W
1
%
R2329-*1
15K
1/16W
1.5V_DCDC_TI
+3.3V_NORMAL
POWER_ON/OFF2_3
C2330
0.0068uF
50V
C2350
1uF
10V
R2331
330K
1/16W
5%
C2315
22uF
10V
C2331
0.1uF
50V
R2309
100
C2344-*1
4700pF
1.5V_DCDC_TI
PANEL_VCC
L2302
BLM18PG121SN1D
L2300
BLM18PG121SN1D
C2310
1uF
10V
C9100
2200pF
50V
C2351
22uF
10V
R2346 3.3K
LVDS_DISCHARGE
+5V_NORMAL
POWER_ON/OFF1
R2350
100
C2316
0.1uF
50V
VA23001
5.6V
AMOTECH CO., LTD.
POWER_ON/OFF2_1
C4700
0.1uF
1.5V_DCDC_TI
C2313
0.1uF
16V
C2336
0.047uF
25V
C2348
22uF
10V
+1.1V_VDD
L2306
UBW2012-121F
C2355
0.1uF
16V
L2304
UBW2012-121F
R
2
3
3
5
1
6
K
1
%
D2301
5V
OPT
ZD2300
5V
OPT
ZD2301
2.5V
OPT
3.3V_EMMC
ZD2302
2.5V
OPT
R2328
1.5K
1%
OPT
+12V
+5V_USB_3
C2335
100pF
50V
OPT
+3.3V_NORMAL
C2319
22uF
10V
L2307
POWER_DET_MODULE
C2322
470pF
50V
C2347
0.1uF
50V
+5V_USB_2
D2302
2.5V
OPT
C2311
10uF
35V
R2306
2K
1/16W
5%
C2305
0.1uF
16V
IC2304
SN1302001(TPS65286RHDR)
DEV-TPS65286RHDR
1
VIN_1
3
VIN_3
7
V7V
9
EN
10
SW_OUT2
11
SW_OUT1
12
SW_EN2
13
SW_EN1
14
NFAULT2
15
NFAULT1
16
SW_IN1
17
SW_IN2
18
BST
19
LX_1
20
LX_2
21
LX_3
22
SS
23
FB
24
COMP
25
RLIM
26
RSET1
27
RSET2
28
AGND
5
PGND_2
8
MODE/SYNC
6
PGND_3
4
PGND_1
2
VIN_2
29
[EP]
+12V
R2324
10K
C2302
10uF
16V
USB_CTL3
PANEL_CTL
R2349
100
OPT
C2344
2700pF
50V
1.5V_DCDC_ROHM
IC2301
TPS53513RVER
DEV_TPS53513RVER
1
RF
3
EN
7
SW_2
9
SW_4
10
PGND_1
11
PGND_2
12
PGND_3
13
PGND_4
14
PGND_5
15
VIN_1
16
VIN_2
17
VIN_3
18
NC_2
19
VDD
20
VREG
21
MODE
22
GND
23
FB
24
VO
25
TRIP
26
NC_3
27
GND1
28
GND2
5
NC_1
8
SW_3
6
SW_1
4
VBST
2
PGOOD
29
[EP]
R2314
10K
R2327
8.2K
OPT
C2312
2200pF
50V
DCDC_ROHM
R2323
20K
1/16W
5%
USB_CTL2
C
2
3
2
4
1
u
F
2
5
V
C2325
2200pF
50V
IC2303
BD9A300MUV
DEV_T-BD9A300MUV_E2
1
PVIN_1
3
PGND_1
7
ITH
9
SS
10
SW_1
11
SW_2
12
SW_3
13
BOOT
14
PGD
15
EN
16
AVIN
5
AGND
8
MODE
6
FB
4
PGND_2
2
PVIN_2
17
[EP]FIN
R
2
3
3
2
1
6
K
1
/
1
6
W
1
%
C2346
10uF
10V
C2332
10uF
16V
R2304
10K
INV_CTL
C2303
0.1uF
25V
/USB_OCD3
C2317
22uF
10V
C2320
0.1uF
16V
IC2300
BD9D320EFJ
DEV_BD9D320EFJ_E2
3
VREG
2
FB
4
SS
1
EN
5
GND
6
SW
7
BOOT
8
VIN
9
[EP]FIN
R2330
0
5%
P_DET_3.5V
C2356
0.1uF
50V
OPT
C2365
0.1uF
16V
+3.3V_NORMAL
/USB_OCD2
10uF
C2327
10V
R2353
100K
1/16W
5%
C2318
22uF
10V
+1.5V_DDR
+3.5V_ST
L2309
2.2uH
NR5040T2R2N
+2.5V_NORMAL
R
2
3
0
5
2
2
K
1
/
1
6
W
1
%
L2301
2uH
C2328
10uF
16V
C2334
0.0068uF
50V
PANEL_20V
R
2
3
4
0
1
6
K
1
%
+12V
DVDD18_EMMC
L2303
UBW2012-121F
C2323
0.1uF
16V
C2307
0.1uF
16V
C2337
0.1uF
16V
R2337
100K
L2308
+12V
C2345
22uF
10V
R2301
10K
R2357
75
+3.5V_ST
R2303
68K
1/16W
1%
C2341
0.1uF
16V
R2312
10K
R2302
5.1K
1/16W
1%
C2349
22uF
10V
POWER_DET
R2358
33
POWER_ON/OFF2_4
+3.3V_NORMAL
Q2301
MMBT3904(NXP)
E
B
C
R2351
4.7
C2304
100pF
50V
+3.5V_ST
R2338
10K
OPT
R
2
3
1
5
9
1
K
1
/
1
6
W
1
%
+24V
+3.5V_ST
R2347
1
C2329
0.1uF
50V
RL_ON
R2308
3.3
1/10W
5%
POWER_ON/OFF2_2
C2321
1000pF
50V
C2300
22uF
10V
IC2306
AZ1117EH-ADJTRG1
ADJ/GND
OUT
IN
C2309
10uF
35V
OPT
R2344
100K
1/16W
5%
R2307
1K
C2314
22uF
10V
+12V
C2306
0.1uF
50V
R2311
10K
C2342
0.01uF
50V
R2342
10K
R2310
1K
R2326
1.2K
1%
P_DET_12V
L2310
120-ohm
R2336
100K
OPT
R2322
4.3K
1/16W
1%
R2325
2.7K
1%
P_DET_12V
C8200
100pF
50V
1.5V_DCDC_TI
ZD2303
5V
C2339
10uF
10V
C2333
10uF
16V
Q2300
MMBT3906(NXP)
1
2
3
+5V_NORMAL
R2321
2K
1/16W
1%
R2329
8.2K
1/16W
1%
1.5V_DCDC_ROHM
IC2302
AP7173-SPG-13 HF(DIODES)
3
VCC
2
PG
4
EN
1
IN
5
GND
6
SS
7
FB
8
OUT
9
[EP]
C2343
82pF
50V
+3.5V_ST
C2338
0.047uF
25V
+12V
IC2300-*1
TPS54327DDAR
3.3V_DCDC_TI
3
VREG5
2
VFB
4
SS
1
EN
5
GND
6
SW
7
VBST
8
VIN
9
[EP]GND
C2312-*1
3300pF
50V
3.3V_DCDC_TI
R2318
5.1K
Q2302
PMV48XP
G
D
S
IC2308
BD48K28G
OPT
1
GND
2
VOUT
3
VDD
IC2307
BD48K28G
RESET IC_ROHM
1
GND
2
VOUT
3
VDD
IC2307-*1
APX803D29
RESET IC_DIODES
1
GND
3
VCC
2
RESET
C2340
0.1uF
16V
R
2
3
4
1
1
5
0
K
1
%
R2352
51K
1/16W
1%
R2345
6.8K
1/16W
1%
P2300
SMAW200-H18S5
POWER_WAFER_18PIN
14
12V
9
24V
4
NC
18
GND
13
12V
8
GND
3
3.5V
17
GND
12
GND
7
GND
2
INV ON
16
24V
11
GND
6
3.5V
1
PWR ON
15
12V
10
24V
5
3.5V
19
C2301
10uF
10V
C2308
10uF
10V
PANEL_20V
TP5602
PWM_DIM2
TP5603
R2319
9.1K
1/16W
1%
R2320
10.7K
1/16W
1%
R2317
30K
POWER_DET_MODULE
TP5604
MODEL_OPT_11
ECO_POWER_CTL
ECO_POWER_CTL
R12014
0
1/16W
5%
OPT
L12007
UBW2012-121F
PANEL_VCC_DIRECT
D2303
13V
PTVS13VS1UR
OPT
D2304
13V
PTVS13VS1UR
OPT
D2305
13V
PTVS13VS1UR
OPT
L2311
4.7uH
MID_LG1311
POWER
31
8
2013.03.22
not to RESET at 8kV ESD
Vout=0.765*(1+R1/R2)
3A
12V-->3.58V
ST_3.5V-->3.5V
R1
Vout=0.6*(1+R1/R2)
Power_DET
POWER UP SEQUENCE
R2
PANEL_POWER
3A
5V/3.3V->2.5V->1.5V/1.1V->1.0V
1.5A
DDR MAIN 1.5V
+2.5V
+1.8V - eMMC 4.51(LG1311-B0)
R1
24V-->3.48V
R2
+3.3V - eMMC 4.41(LG1311-A0)
On-semi
+1.1V_CORE
PAGE 8
+5.0V normal & USB
Vout=0.8*(1+R1/R2)
R2
+3.3V_NORMAL
R1
Vout=0.8*(1+R1/R2)
Vout=0.6*(1+R1/R2)
R1
R2
for Currnet UP
L2311 Change, 131120
Copyright ⓒ 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Summary of Contents for 55EC9300
Page 48: ...55EC9300 55EC9310 ...
