Table of Contents
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5
MAIN POWER
XP1
1
2
LDC_PWM
3
4
BL_EN
5
6
POWER ON/OFF
12VS
12VS
POWER ON/OFF
7
8
12VS
VCC-A
VCC-A
9
10
C1
MMBT3904LT1
11
12
3D_SG/PWM2
100u/16V/NC
PANEL_3D_EN
13
14
3D_LR/PWM1
D
R857
LDC_PWM
3D_SG/PWM2
0R/NC
屏没有LD功能时，增加blinking功能
12V-->5V
12VS
N30
8
6
VIN
SW
C4
R13
C9
C3
C5
1
7
10u/16V
10u/16V/NC
100n/16V
10k
EN
VBST
100n/16V
3
2
VRG5
VFB
4
5
SS
GND
C17
C18
C19
TPS54528
100n/16V
1u/25V
8.2n/50V
12V-->5V
12VS
N31
C
8
6
VIN
SW
R20
C24
C21
C22
C23
1
7
10u/16V
10u/16V/NC
100n/16V
10k
EN
VBST
100n/16V
3
2
VRG5
VFB
4
5
SS
GND
C37
C38
C39
TPS54328
100n/16V
1u/25V
8.2n/50V
12V
TPS56920PWPR\LW
8
PVIN_8
7
PVIN_7
6
VIN
R27
10k
PGOOD_SX6
R31
15
PGOOD
100k/NC
16
VREG5
18
SS
C58
C57
5
4.7u/10V
A0
10n/50V
4
A1
B
3
SCL
PGND_9
2
R38
R39
SDA
PGND-10
4.7k/NC
4.7k
1
EN
I2C ADD:0X6C
N33
DIGITAL POWER DVDD3V3
5V
N35
8
6
VIN
SW
C63
R43
C61
C62
1
7
10u/16V
10u/16V/NC
100n/16V
10k
EN
VBST
100n/16V
3
2
VRG5
VFB
4
5
SS
GND
C70
C71
C72
TPS54328
100n/16V
1u/25V
8.2n/50V
A
5
4
3.3VS
5VS
R3
R2
10k
1k
R6
R5
BL_ON/OFF
LO = > POWER_ON
4.7k
1k
HI = > POWER_OFF
R7
V2
1
OPWRSB
4.7k
R8
47k
3.3VS
R10
10k
R12
BL_DIMMING
4.7k
L1
5A
5VS_UM
AVDD1V0
C7
4.7 uH
C6
C8
C11
R14
C10
C12
130k
22u/6.3V
22u/6.3V
22u/6.3V
22u/6.3V
100n/16V
22p/50V
R16
closed to L
22R/NC
R19
R18
Vout=0.765*(1+R1/R2)=5.16V
27k
140k
C20
1n/50V/NC
eMMC 1V8
5VS
L2
3A
5V
C31
4.7 uH
R21
C27
C28
C29
C30
C26
130k
22p/50V
22u/6.3V
22u/6.3V
22u/6.3V
100n/16V
1u/10V
100n/16V
R23
closed to L
22R/NC
R24
R25
140k
27k
Vout=0.765*(1+R1/R2)=5.16V
C40
1n/50V/NC
1.5 uH
11
SW1
L3
12
SW2
13
SW3
C46
C47
C43
C48
C56
22u/6.3V
22u/6.3V
22u/6.3V
100n/16V
100n/16V
14
VBST_SX6
VBST
Core Power 1.0V
19
VOUT
R33
10k
Buck Converter 7A Solution
R35
20
VFB_SX6
1k
Vout = 0.6x(1+R1/R2)=1.04V
VFB
9
R37
10
15k
L110
L4
3A
BLM18PG121SN1
L33
BLM18PG121SN1
2.2 uH
C64
C66
C67
C68
C69
R44
C65
68k
22u/6.3V
22u/6.3V
22p/50V
22u/6.3V
100n/16V
R45
closed to L
22R/NC
R46
R47
22k
270k
C73
1n/50V/NC
Vout=0.765*(1+R1/R2)=3.32V
4
3
5V
R1
1k
R4
BL_EN
1k
1
V1
MMBT3904LT1
5V
R9
4.7k
R11
LDC_PWM
1k
1
V3
MMBT3904LT1
N10
AVDD3V3
AIC1748AH-33
1
5
VIN
VOUT
R15
C15
C13
C14
22k
2.2u/10V
100n/16V
3
4
10u/10V
EN
ADJ
R17
60.4k
Vout=0.8*(1+R1/R2)=1.09V
N11
1.8V_EMMC
200mA
3
4
5VS
VIN
VOUT
2
VOUT
C25
C32
R22
C33
402R
10u/10V
100n/16V
SPX1117M3-ADJLD1117A-ADJ
R26
Vout=1.25 x (1+R2/R1) =1.81V
180R
N42
5VS_UM
VCCK
AO4459
1
S1
D1
2
S2
D1
3
C42
R28
C41
S3
D2
4
20k
100n/16V
G
D2
1u/16V
C49
C50
22u/6.3V
22u/6.3V
R30
10k
VCCK
R34
1
V4
MMBT3904LT1
4.7k
12VS
C59
100n/16V
1u/16V
5VS
R844
4.7k
R42
4.7k
AVDD3V3
R843
1
OPWRSB
V33
DVDD3V3
4.7k
MMBT3904LT1
S1
S2
S3
S4
D4/NC
D4/NC
D4/NC
D4/NC
E1
RSAG7.308.0219
散热器贴N1(主芯片)上
3
2
1.05V
AVDD1V0
C16
100n/16V
STANDBY POWER 3V3SB
3.3VS
N12
1
5
VIN
VOUT
C797
C36
C34
C35
100n/16V
10u/16V
100n/16V
3
4
2.2u/10V
EN
NC
C812
TLV70233DBVR
100n/16V/NC
5V_UM
N43
5VS
5V
8
AO4459
7
1
8
S1
D1
6
2
7
S2
D1
5
3
6
C52
R29
C51
S3
D2
4
5
20k
100n/16V
G
D2
1u/16V
R32
10k
VCCK
R36
1
V5
MMBT3904LT1
4.7k
N40
12V
AO4459
1
8
S1
D1
2
7
S2
D1
3
6
C60
R40
S3
D2
4
5
20k
G
D2
R41
20k
100n/25V
1
V6
5VS
MMBT3904LT1
R863
OPWRSB
1
10k
M1
M2
MARK/NC
MARK/NC
M3
M4
MARK/NC
MARK/NC
M5
M6
MARK/NC
MARK/NC
2
1
D
BL_DIMMING
(15)
BL_DIMMING
BL_ON/OFF
(15)
BL_ON/OFF
OPWRSB
(5)
OPWRSB
3D_SG/PWM2
(8)
3D_SG/PWM2
PANEL_3D_EN
(8)
PANEL_3D_EN
3D_LR/PWM1
(8)
3D_LR/PWM1
LDC_PWM
(8)
LDC_PWM
C
B
2500mA
STPB2012-121PT/NC
L116
STPB2012-121PT/NC
L115
N104
VCC-A
VCC_A
AO4459
1
8
S1
D1
2
7
C843
S2
D1
C842
3
6
R864
S3
D2
4
5
20k
1u/25VV
G
D2
R862
R861
20k
4.7k
R865
1
V38
MMBT3904LT1
4.7k
V37
MMBT3904LT1
A
Hisense Electric Co.,LTD
Title
Title
Title
MT5657
MT5657
MT5657
Size
Size
Size
Document Number
Document Number
Document Number
Rev
Rev
Rev
1.0
1.0
1.0
C
C
C
Date:
Date:
Date:
Thursday, March 12, 2015
Thursday, March 12, 2015
Thursday, March 12, 2015
Sheet
Sheet
Sheet
4
4
4
of
of
of
22
22
22
1
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