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3.3V for URSA7+PA168
+3.3V
IC1100
R1410
TPS54327DDAR
10K
R1
OPT
C1405
R1407
100pF
51K
50V
EN
1%
1
8
VFB
2
7
R2
VREG5
3
6
R1406
15K
SS
1%
3A
4
5
C1404
C1408
1uF
2200pF
50V
10V
Vout=0.765*(1+R1/R2)=3.33V
1.5V for URSA7_DDR
+12V
DEV_BD9C401EFJ_4A
L1404
L1402
IC1401
4.7uH
BLM18PG121SN1D
BD9C401EFJ
[EP]
PGND
SW_2
1
8
C1415
Placed on SMD-TOP
VIN
SW_1
10uF
2
7
10V
AGND
EN
C1414
C1403
C1407
C1401
3
6
R1400
0.0068uF
10uF
10uF
0.1uF
7.5K
FB
COMP
4A
25V
25V
25V
4
5
1%
50V
[DEV]
+3.3V
R1401
C1411
10K
0.1uF
16V
Vout=0.8*(1+R1/R2)=1.51V
1.05V for PA168_A
+12V
L1401
L1400
IC1600
2uH
BD86106EFJ
[EP]
BLM18PG121SN1D
PGND
SW_2
1
8
C1413
Placed on SMD-TOP
VIN
SW_1
10uF
2
7
10V
C1410
AGND
EN
3
6
6800pF
C1400
C1402
C1406
R1403
50V
10uF
10uF
0.1uF
6.8K
FB
6A
COMP
25V
25V
25V
4
5
OPT
+3.3V
R1404
C1409
10K
0.1uF
16V
Vout=0.8*(1+R1/R2)
THE
SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE
SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
MAX 1.58A
+12V
+3.3V
L1405
BLM18PG121SN1D
C1422
10uF
16V
[EP]GND
VIN
+3.3V
C1412
VBST
0.1uF 16V
L1403
3.6uH
SW
NR8040T3R6N
GND
C1421
C1425
22uF
22uF
10V
10V
MAX 1.59A
+1.5V_P_DDR
C1420
C1416
C1417
C1419
10uF
10uF
10uF
68pF
R1
10V
10V
10V
50V
R2
1.05V for PA168_B
MAX 3.5A
+1.05V_A
+12V
L1406
BLM18PG121SN1D
C1418
C1423
C1426
C1431
10uF
10uF
10uF
47pF
Placed on SMD-TOP
R1
10V
10V
10V
50V
OPT
C1432
C1435
10uF
10uF
25V
25V
R2
2.5V for PA168
MAX 1.17A
IC3001
AP2132MP-2.5TRG1
[EP]
C3002
1
8
R3011
0.1uF
1.2K
GND
PG
2
7
ADJ
EN
R3001
R3009
10K
3
6
3.9K
VOUT
VIN
C3000
+12V
2A
4
5
10uF
16V
NC
VCTRL
R3008
EAN61387601
1.3K
5V
1%
C3001
R3000
1K
1uF
1%
Vout=0.6*(1+R1/R2)=2.55V
L1407
IC1700
2uH
BD86106EFJ
[EP]
PGND
SW_2
1
8
C1449
C1469
C1470
C1471
10uF
10uF
10uF
10uF
VIN
SW_1
2
7
10V
10V
10V
10V
C1444
AGND
EN
6800pF
C1436
3
6
R1411
0.1uF
50V
6.8K
FB
6A
COMP
4
5
25V
OPT
+3.3V
R1412
C1441
10K
0.1uF
16V
Vout=0.8*(1+R1/R2)
1.15V for URSA7
+2.5V
+12V
R2
L2302
IC2301
BD86106EFJ
[EP]
BLM18PG121SN1D
PGND
SW_2
1
8
R1
Placed on SMD-TOP
VIN
SW_1
2
7
AGND
EN
C2310
C2311
C2312
3
6
10uF
10uF
0.1uF
FB
6A
COMP
25V
25V
25V
4
5
OPT
C3003
10uF
16V
Vout=0.8*(1+R1/R2)=1.209V
UD_VCC
L2203
MLB-201209-0120P-N2
L2204
MLB-201209-0120P-N2
C1511
C1514
10uF
0.1uF
25V
25V
L2205
MLB-201209-0120P-N2
UD_VCC
PANEL_POWER
L1412
L1413
MLB-201209-0120P-N2
MLB-201209-0120P-N2
C1454
C1456
C1455
10uF
0.1uF
0.01uF
25V
50V
25V
OPT
R1434
10K
PANEL_CTL
R1433
R1431
1.8K
10K
R1432
10K
B
R1430
3.3K
MAX 3.5A
P1400
SMAW200-10
UD_VCC
+1.05V_B
1
2
3
C1472
47pF
R1
50V
4
OPT
5
6
R2
7
8
9
10
EAX65309301
MAX 3.9A
+1.15V
L2303
2uH
C2315
C2316
C2317
C2318
C2319
10uF
10uF
10uF
10uF
47pF
10V
10V
10V
10V
50V
OPT
C2314
R1
6800pF
R2305
50V
6.8K
+3.3V
R2306
C2313
10K
0.1uF
R2
16V
GND JIG POINT
+12V
C1517
C1518
10uF
0.1uF
25V
25V
TYP 6000mA
R1437
PANEL_VCC
0
OPT
Q1401
AO4423
S1
D4
1
8
S2
D3
C1458
C1459
2
7
10uF
10uF
S3
D2
3
6
R1438
R1440
25V
25V
C1466
C1467
2K
2K
G
D1
10uF
4
5
0.1uF
OPT
OPT
25V
25V
OPT
C1463
C
10uF
25V
Q1400
OPT
2SC3052
E
Wafer
T-con power
P1401
20037WR-05A00
1
2
PANEL_VCC
3
L1419 MLB-201209-0120P-N2
4
L1418 MLB-201209-0120P-N2
5
6
C1462
C1464
C1465
C1468
10uF
0.1uF
10uF
0.1uF
25V
25V
25V
25V
2013.03.18
DC-DC POWER
22
22
LGE Internal Use Only
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