MMBT3904(NXP)
Q403
E
B
C
AO3435
Q406
FET_2.5V_AOS
G
D
S
PANEL_VCC
300
R454
PD_+3.5V
10K
R442
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.
+24V
MMBT3904(NXP)
Q404
E
B
C
10K
R441
+3.5V_ST
33K
R445
2.2K
R448
0 . 1 u F
16V
C413
PD_+24V
0 . 3 3 u F
16V
C416
10K
R444
+12V
2.7K
1%
PD_+12V
R430
+3.5V_ST
5.6K
R446
100K
R435
10K
R429
0 . 1 u F
16V
C415
0 . 1 u F
16V
C417
BLM18PG121SN1D
L410
0 . 1 u F
16V
C424
OPT
DMP2130L
Q406-*1
FET_2.5V_DIODE
G
D
S
0
5%
PD_+3.5V
R432
1.2K
1%
R431
PD_+12V
POWER_ON/OFF_1
+1.10V_VDDC
POWER_DET
+3.3V_Normal
+12V
100
R437
PD_+24V
0 . 1 u F
16V
C429
PANEL_CTL
10K
R443
POWER_DET_RESET
+3.3V_Normal
0 . 1 u F
25V
C425
OPT
0 . 1 u F
C422
100K
R436
PD_+24V
5.6K
R451
5.6K
R452
3.6uH
L407
100
R454-*1
PD_+12V
22uF
10V
C430
10uF
C414
10V
2 . 2 u F
10V
C428
22uF
10V
C420
22uF
10V
C421
10uF
C427
16V
5V
ZD402
UBW2012-121F
120OHM
L408
+3.3V_Normal
10uF
16V
C406
10
R418
100K
R410
4.7uH
L405
4.7K
OPT
R405
10K
R409
10uF
10V
C408
+3.3V_Normal
100K
OPT
R416
AVDD5V_MHL
+5V_Normal
USB1_OCD
22uF
16V
C412
+5V_USB
10uF
C405
0
R414
10K
R407
0
R411
4.7K
OPT
R403
5V_HDMI_4
USB1_CTL
+12V
/MHL_OCP_DET
0 . 0 4 7 u F
25V
C409
BLM18PG121SN1D
L409
+3.3V_Normal
CB2012PK501T
L411
10uF
10V
C426
+1.5V_DDR
10uF
10V
C431
10uF
10V
C410
2.5V
ZD403
2.5V
ZD401
+24V
8.2K
1%
OPT
R457
0
5%
OPT
R458
4.7K
R438
PD_+3.5V
0
R460
390pF
50V
C434
0 . 0 3 9 u F
50V
C419
270pF
50V
C423
0 . 1 u F
16V
C435
0 . 0 1 u F
C418
+3.5V_POWER_DET
+3.5V_POWER_DET
+3.3V_Normal
/VBUS_EN
MHL_OCP_EN
2.7K
R463
MHL_SW_TR
10K
R464
MHL_SW_TR
Q408
MHL_SW_TR
E
B
C
10K
R462
MHL_SW_TR
Q407
MHL_SW_TR
E
B
C
Q409
MHL_SW_TR
E
B
C
10K
R465
MHL_SW_TR
20K
R466
MHL_SW_TR
10K
R461
MHL_SW_TR
20K
1%
R439
47K
1%
R440
2.7K
1%
R433
22K
R447
100pF
50V
OPT
C403
15K
R415
USB_1.6A
0
R459
OPT
4.7K
R408
1/16W
1K
1%
R449
1/16W
200
1%
R450
82pF
50V
C411
4700pF
50V
C404
MBR230LSFT1G
30V
D401
CB2012PK501T
L406
+3.5V_ST
10uF
10V
C436
OPT
JP_GND1
JP_GND4
JP_GND2
JP_GND3
DMP2130L
Q405
G
D
S
0 . 1 u F
16V
C437
27K
R427
PD_+24V
5.1K
R428
PD_+24V
THERMAL
TPS65282REGR
IC400
1
EN
3
SS
7
FAULT2
9
SW_OUT2
10
RLIM
11
AGND
12
SW_OUT1
13
SW_IN_1
14
SW_IN_2
15
FB
16
LX_1
17
LX_2
18
BST
19
PGND_1
20
PGND_2
21
VIN_1
22
VIN_2
23
PGOOD
24
V7V
5
EN_SW2
8
FAULT1
6
EN_SW1
4
ROSC
2
COMP
25
[EP]GND
THERMAL
TPS5432DDAR
IC403
3
PH
2
VIN
4
GND
1
BOOT
5
VSENSE
6
COMP
7
EN
8
SS
9
[EP]GND
AZ1117EH-ADJTRG1
IC404
ADJ/GND
OUT
IN
MHL_5V_EN
MHL_5V_EN
+3.3V_Normal
MHL_CD_SENSE
MHL_OCP_EN
74LVC1G08GW
MHL_SW_IC
IC405
3
GND
2
A
4
Y
1
B
5
VCC
18K
1%
R421
3.3K
1%
R422
12K
USB_2A
R415-*1
10K
R426
SMAW200-H18S5
P401
NEW_18PIN
14
12V
9
24V
4
PDIM#1
18
GND
13
12V
8
PDMI#2
3
3.5V
17
GND
12
GND
7
GND
2
DRV ON
16
NC
11
GND
6
3.5V
1
PWR ON
15
12V
10
24V
5
3.5V
19
.
MMBT3904(NXP)
Q402
E
B
C
0 . 1 u F
50V
C401
+3.3V_Normal
3216
4 . 7 u F
16V
C433
+12V_CAP_CI
+12V
3.9K
R424
PWM1_PULL_DOWN
0 . 1 u F
16V
C402
10K
R425
+3.5V_ST
100
R419
4.7K
R404
RL_ON_BUFFER
1K
R420
0
RL_ON_BUFFER
R455
5V
ZD404
RL_ON
MMBT3906(NXP)
Q401
RL_ON_BUFFER
1
2
3
0
RL_ON_DIRECT
R456
3216
4 . 7 u F
50V
C432
+24V_CAP_CI
10K
R402
RL_ON_BUFFER
INV_CTL
+3.5V_ST
MMBT3904(NXP)
Q400
RL_ON_BUFFER
E
B
C
MLB-201209-0120P-N2
L403
MLB-201209-0120P-N2
L402
SMAW200-H18S1
P 4 0 1 - * 1
OLD_18PIN
14
12V
9
24V
4
PDIM#1
18
GND
13
12V
8
PDIM#2
3
3.5V
17
GND
12
GND
7
GND
2
DRV ON
16
N.C
11
GND
6
3.5V
1
PWR ON
15
12V
10
24V
5
3.5V
19
10K
R401
+24V
10K
R400
OPT
+3.5V_POWER_DET
33K
R412
OPT
+3.5V_ST
PWM1
CB2012PK501T
L401
10K
R406
RL_ON_BUFFER
2012
10uF
10V
C407
5V
ZD400
CB2012PK501T
L400
1005
1uF
10V
C400
PWM_DIM
+3.5V_ST
100
R423
PWM2_2CH_POWER
1K
R467
OPT
0
R453
BD48K28G
IC401
POWER DET_ROHM
1
GND
2
VOUT
3
VDD
BD48K28G
IC402
POWER DET_ROHM
1
GND
2
VOUT
3
VDD
APX803D29
I C 4 0 1 - * 1
POWER DET_DIODES
1
GND
3
VCC
2
RESET
APX803D29
I C 4 0 2 - * 1
POWER DET_DIODES
1
GND
3
VCC
2
RESET
PANEL_VCC
+1.10V_VDDC
R1
+ 3 . 5 V _ S T - - > 3 . 3 7 5 V - - > 3 . 4 6 V
+3.3V_Normal
+1.5V_DDR
V o u t = 0 . 8 0 8 * ( 1 + R 1 / R 2 )
Power_DET
+ 2 4 V - - > 3 . 7 8 V - - > 3 . 9 2 V ( 3 . 7 9 V )
R2
+ 1 2 V - - > 3 . 5 8 V - - > 3 . 8 2 V ( 3 . 6 8 V )
L14 POWER BLOCK (POWER DETECT 2)
R1
R2
+5V_Normal & +5V_USB with OCP
R2
R1
1.3A
4A
V o u t = 1 . 2 5 * ( 1 + R 2 / R 1 ) + I a d j * R 2
V o u t = 0 . 8 * ( 1 + R 1 / R 2 )
3A
( A c t i v e H i g h )
( A c t i v e L o w )
M H L 5 V E n a b l e s w i t c h i n g
FROM LIPS or POWER B/D
2 0 1 3 . 0 7 . 1 5
POWER BLOCK
1 o f 1 6
L14_M1A
Copyright © 2014 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only
Содержание 32LY340C
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