海信液晶电视机5277主板电路原理图
时间：2025-04-27
5
4
3
2
1
POWER TREE+12V_inD
VCC_AAO4459
VCC_A
VDD_AMP
NTF8212 AMP N21D
+12V_in N17
+12V
AO4459 panel
TUNER/SS/XG/SP
DTMB DEMO
Silicon Tuner on board
AMP DVDD3V3MT5505B RF or USB1 WIFI
AO4459+12V_in TPS54528+5V_SB DC/DC N9+5V_SW AP1084 LDO N4
N17+5V_SBTLV70233DBVR3V3_SB LDO KEY/SOC N107+5V_SB LED/RF/IR AVDD1V2 MT5505B N1SOC
3V3_ADC N1 RF WIFI USB2 USB HUB
AV_OUTC
C
SPDIF_OUT
DDRV+12V AIC2862-5GR8TB DC/DC N87 DDRV DDRV
H5TQ4G63MFR DDR N35/36 SOC MT5505B N1
HDMI1 eMMC/Nand flash
+5V_SW
3V3 ATBM8859 LD1117A-3V3 LD1117A-1V2 3V3 LDO ASIC-1V2 demo LDO N32 N31 N20
HDMI2
B
+5V_SW
LD1117A-3V3 3.3V_Tuner+5V_SW LDO N401
Tuner/ss/xg/SP MXL601 KEY/SOC N24
AV2/YUV
A
5
4
3
网网
+12V
TPS54528 DC/DC N10
VCCK1V2
DDR3 16X2
AV1
AV2 YUV
VGA
Size C Date:2
Document Number<Doc> Thursday, February 21, 20131
Sheet
1
of
耳耳耳耳B A
AVDD3V3
SOC
扬扬扬Rev<RevCode> 13
N18
5
4
3
2
1
Block Diagram
Panel
LVDS
USB1D
USB1D
DTMBTuner
8859
ATVUSB HUB
Wifi
USB2
C
1
1
2
MT5505
/
2
VGA
VGAX1
HDMI
HDMIX2
/
A
5
耳耳耳耳耳耳耳耳耳耳耳耳耳耳耳耳
视视视视视视视视视视视视视视视视
视视视音视视视音视视视音视视视音
网网网网网网网网
B
X1
X1
X1
X1
eMMC
EEPROM
DDR3
4G
2G+2G
4
3
射射射视射射射射视射射射射视射射射射视射USB2C
分分分分分分分分视视视视视视视视视视视视视视视视
视视视音耳耳视视视音耳耳视视视音耳耳
视视视视视视视视视视视视视视视视
视视分分视视分分视视分分视视分分网网网网网网网网
视视视视视视视视
B
A
Size D Date:
Document Number<Doc> Thursday, February 21, 2013 Sheet 2 of 13
Rev<RevCode>
2
1
5
4
3
2
1
GPIO LISTPIN NAME GPIO Function Function define
D
GPIO_0 GPIO_1 GPIO_2 GPIO_3 GPIO_4 GPIO_5 GPIO_6 GPIO_7 GPIO_8 GPIO_9 ADIN0 ADIN1 ADIN2 ADIN3 ADIN4 ADIN5
3D_EN LVDS_PWR_EN eMMC_RST 3D_SYNC LVDSCTRL0 Flash_WP# HP_MUTE_CTRL
SD_CHIPRESETN
D
SYS_EEPROM_WP SCART FS0 SCART FS1 USB_ERR_P0P1 KEY_PAD0 RF_AGCI
C
OPCTRL0 OPCTRL1 OPCTRL2 OPCTRL3 OPCTRL4
strap[1] AMP_MUTE BL_ON_OFF AMP_Reset strap[2] strap[3]
C
OPWM0 OPWM1 OPWM2 OPWM3 OPWM4 OPWM5 PACLE ADIN0_SRV ADIN1_SRV ADIN2_SRV ADIN3_SRV ADIN4_SRV ADIN5_SRV GPIO1 GPIO8
MUTE_AMP BL_DIMMING PHY_LED0 PHY_LED1
strap[0] SCART_FS0 SCART_FS1 EMMC_RST USB_ERR_P0P1 SD_DET RF_AGCI 3D_ED/ 3D_SYNC
B
B
A
A
Size C Date:5 4 3 2
Document Number<Doc> Thursday, February 21, 2013 Sheet1
Rev<RevCode> 3 of 13
5
4
3
2
1
MAIN POWER1BL-ADJUST 3+12V_in STANDBY VCC-A+5VSB 3D_SYNC_O R549
XP8 XP2 XP12 4 6 8 10 12VCC-A PHD-2X5AW-DK A2006WSO-2X6P-K-W/NC BL_ON/OFF+12V_in
DIGITAL POWER DVDD3V3N11 AP1084DGAZ1084D-ADJ5V_SW
DVDD3V3
L8
BLM18PG121SN1 C139 10u/10V
AVDD3V3
+12V POWER6 OPWRSB GND 5,6,7,8,9,10,11,12+12V_in+12V
OPWRSB GND
5 7 9 11
2
Vin_2_1 ADJ
VOUT
3
DV
DD3V3
DVDD3V3
L9
BLM18PG121SN1 C141 10u/10V BLM18PG121SN1 C149 10u/10V
DAC_3V3
17 16
C132 C143 10u/10V 100n/16V
R96 110R
1
C136 C133 10u/10V 100n/16VVCCK
L14
AVDD1V2
0R 13
14 R552
0R
3D_EN
BLM18PG330SN1D
10pin
ADJ
VDD_AMP
1.25 x _1+180/110_= 3.3V
4.7k R85
1k/NC R51 4.7k3 1 2
1 2
3
D
+5VSB
L2
+5VS
+5V FOR SYS+12V_in
3
L4 BLM18PG121SN1 C12 C11 C19 10u/16V 10u/16V 100n/16V R40 10k
TPS54528 N30
8 1 3
2
VIN EN VRG5 EPAD SS
SW VBST VFB GND
6C541 100n/25V 7
L10
4.7 uH
VCCK R24+5VS
4.7k/NC1
3
R50 22R/NC
2
5V_EN
C544 100n/16V
C543 1u/25V
4
5
C113 27k 1n/50V/NC
R49
R152 140k
+1V2 FOR VCCK+12V
3
L5 BLM18PG121SN1 C22 C21 C25 10u/16V 10u/16V 100n/16V R98 10k
TPS54528 N33
+5VSB
N10
MMBT3904LT1VOUT GND 5
2
3V3SB1
3
8 1 3
EN
NC
VRG5 EPAD SS
VFB GND
2 5
2
TLV70233DBVR
RC
10k R70 10k/NC
C549 100n/16V
C548 1u/25V
4
C114 R94 1n/50V/NC 20k
R153 140k/NC
+5VSB
5V_SW R2 4.7k 3V3SB 5V_SW 3V3SB
3V3SB1 R92
3
R9STANDBY 100R
10k
2
V10 C7 R245 MMBT3904LT1 100n/16V/NC 47k
BL_DIMMING
R48 10k
3
R19 C3 100n/16V/NC 4.7k/NC2
1
BL_ON_OFF
R12
4.7k
1
1R47 10k C4 2.2u/10V/NC D4 D4 D4 D4 R69 10k/NC
1
V9 R20 MMBT3904LT12
C17 4.7u/10V/NC
V8 MMBT3904LT1 C5 100n/16V/NC
V13 MMBT3904LT1/NC2
M1
M2
M3
M4
MARK MARK MARK MARKB B
A
3
R10 4.7k
OPWRSB
R16 4.7k
3
R45 4.7k
R56
1k/NC EXTPWM R41 1k BL-ADJUST
LED_Ctrl1
3
R15 4.7k
R86 1k R81 1kBL_ON/OFF S1 S2 S3 S4
LED-R R65 10k/NC
2 2
3
5
(
C547 8.2n/50V
VOUT= 0.765
1+R1/R2)
3V3_SB
2
3
1
V14 MMBT3904LT1
+5VSB+5VSB
9
TLV70233 pin4 NC…… 此处隐藏：44113字，全部文档内容请下载后查看。喜欢就下载吧 ……
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