5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
GNDAGND
+3V3
AV12
DDRV
+5V_TUNER
DV10
5V_M
UP31
5V_M
INVERTER_STATUS
BL_VbrB
UP31
SW
BL-ON/OFF
BL-ADJUST
BL-ON/OFF
+3V3
BL-RESERVE
+5V_I2S
BL-ON/OFF
TCON_PW_SW
stb-sw
DTV_12V
DTV_5V
GPIO_10
GPIO_10
DTV_12V
DTV_5V
BL_VbrB
PWM0
UP34
+3V3
5V_M
DDRV
5V_3A
+5V_TUNER
+3V3
AV12
+3V3
AV12
DDRV
+5V_TUNER
DV10
5V_M
24V_AUDIO
+5VSB
5V_3A
5V_M
+5VSB
5V_M
+24V_IN
+5VSB
5V_3A
+24V_IN
5V_3A
+5VSB
+24V_INV
24V_AUDIO
33V
50V
12V_TCON
+3V3
+24V_IN
+3V3
12V_TCON
DV10
5V_M
12V_TCON
5V_3A
+3V3
+5V_I2S
+5V_I2S
+24V_INV +12V_DTV
+12V_DTV
+12V_DTV
5V_3A
+3V3
5V_M
5V_3A
5V_3A
5V_3A
+24V_IN
GND 3,4,5,6,7,8,9,10,11,12,13
+3V3 3,4,6,7,13
AV12 4
DDRV 3,4,5
+5V_TUNER 10
、
13
DV10 3,4
5V_M 6,8,11,13
UP31 3
5V_M 6,7,8
PWM02
UP34
12V_TCON
3,4,6,7,13
、
12
+5V_TUNER
BL_VbrB
+5V_I2S 10
、
13
TCON_PW_SW
GPIO_11
SW
GPIO_10
BL-ADJUST
stb-sw
Title
Size
Document Number
Rev
Date: Sheet
of
MediaTek (ShenZhen) Inc.
Drawn: 1
C
216
MediaTek Confidential
Title
Size
Document Number
Rev
Date: Sheet
of
MediaTek (ShenZhen) Inc.
Drawn: 1
C
216
MediaTek Confidential
Title
Size
Document Number
Rev
Date: Sheet
of
MediaTek (ShenZhen) Inc.
Drawn: 1
C
216
MediaTek Confidential
5V to 3.3V
Estimated Power consumed : 170mA
Vout = 1.25 x ( 1 + 110/ 110 ) = 2.5V for DDR200/266/333
5V to DDRV
Estimated Power consumed : 240mA
3.3V to 1.2V
Estimated Power consumed : 58mA
Vout = 1.25 x ( 1 + 120/ 110 ) = 2.6V for DDR400/500
LDO#1
LDO#2
LDO#3
12V to 5V
For Tuner 5V power 160mA
Works at normal mode
Power for MT8222 only ( Always on )
LDO#5
UP31 HIGH :POWER OFF
UP31 LOW: POWER ON
Test GND Pin
( Spread Around PCB )
Power LDO
MAIN POWER
Jiu.Ni
2008/1/25
MT8222
FOR AMP
0.8 x (1+0.75K/2K) = 1.1V
Core Power 1.0V
电源
50V
的
PCB
走线尽量短;
R395
与
D74
间的
PCB
走线尽量短;注意
PCB
线间安全间距
1VDCDC
的电流值的大小
350mA
24V-INT to 12V-TCON 668mA
354mA
351mA
CB576
0.1uF
CB576
0.1uF
UA9UA9
R56
10K
R56
10K
R412
47k
R412
47k
CB442
0.1uF
CB442
0.1uF
Q42
3904
Q42
3904
1
32
+
CE5
220uF/16v
+
CE5
220uF/16v
Q14
3904
Q14
3904
1
2 3
D96 BAV99D96 BAV99
1
3
2
R455
470
R455
470
TP89TP89
C512
NS/100nF
C512
NS/100nF
TP99TP99
L10 68uHL10 68uH
R1168
10K
R1168
10K
H3
HOLE/GND
H3
HOLE/GND
2
2
3
3
4
4
5
5
9
9
8
8
7
7
6
6
1
1
R49 4.7KR49 4.7K
TP29TP29
UA1UA1
TP114TP114
C385
0.22uF/63V
C385
0.22uF/63V
R345
470
R345
470
R146
4.7K
R146
4.7K
R391
10k
R391
10k
R396
10k
R396
10k
L27 NR8040T220ML27 NR8040T220M
U11U11
ADJ/GND
1
OUT
2
IN
3
TAB
4
CB218
0.1uF
CB218
0.1uF
R39
NC/4.7K
R39
NC/4.7K
UA11UA11
CB5
0.1uF
CB5
0.1uF
C511
NC/100nF
C511
NC/100nF
CB398
0.1uF
CB398
0.1uF
TP27TP27
TP30TP30
TP93TP93
+
CE227
470uF/16v
+
CE227
470uF/16v
CB217
0.1uF
CB217
0.1uF
D88 BAV99D88 BAV99
1
3
2
UA10UA10
TP20TP20
D7433V D7433V
R59
NC/10K
R59
NC/10K
FB14
CBW3216U800T
FB14
CBW3216U800T
R407
47k
R407
47k
TP4TP4
+
CE10
220uF/16v
+
CE10
220uF/16v
+
CA67
470uF/35V
+
CA67
470uF/35V
R1164
2K_1%
R1164
2K_1%
+
CE15
220uF/16v
+
CE15
220uF/16v
C199
0.1uF
C1608
C199
0.1uF
C1608
TP103TP103
U3
AP1534/SOP-8
U3
AP1534/SOP-8
FB
1
EN
2
OCSET
3
Vcc
4
O/P
5
O/P
6
Vss
7
Vss
8
R357
1k
R357
1k
R88
NC
R88
NC
CB573
0.1uF
CB573
0.1uF
D133
IN5824
D133
IN5824
TP24TP24
UA6UA6
CB574
0.1uF
CB574
0.1uF
R1170
4.7K
R1170
4.7K
UA12UA12
R123 NCR123 NC
TP87TP87
TP19TP19
TP85TP85
C203
0.1uF
C203
0.1uF
+
CE8
220uF/16v
+
CE8
220uF/16v
C389
1uF
C389
1uF
C609
47uF/16V
C609
47uF/16V
12
R120
0.47/1W
R120
0.47/1W
C208
0.47uF
C208
0.47uF
TP91TP91
R57
10K
R57
10K
P-CH
U32
IRF7314
SOIC8
P-CH
U32
IRF7314
SOIC8
D2
5
S1
1
G1
2
S2
3
G2
4
D2
6
D1
7
D1
8
R58
10K
R58
10K
C207
0.1uF
C207
0.1uF
C200
0.1uF
C200
0.1uF
CON3
CON3_2.0
CON-5M-2A
CON3
CON3_2.0
CON-5M-2A
1
2
3
4
5
TP95TP95
C241
0.1uF
C241
0.1uF
UA16UA16
L12 68uHL12 68uH
CB6
0.1uF
CB6
0.1uF
H9
HOLE/GND
H9
HOLE/GND
2
2
3
3
4
4
5
5
9
9
8
8
7
7
6
6
1
1
TP92TP92
C204
0.1uF
C204
0.1uF
Q15
3904
Q15
3904
1
2 3
R262
100
R262
100
UA13UA13
R68
NC
R68
NC
R439
10K
R439
10K
C2
10nF
C2
10nF
UA2UA2
Q9
SGM809-JXN3L
Q9
SGM809-JXN3L
1
23
R1169
100K
R1169
100K
R66
NC
R66
NC
D150
IN5824
D150
IN5824
R335
470
R335
470
R53
4.7K
R53
4.7K
H5
HOLE/GND
H5
HOLE/GND
2
2
3
3
4
4
5
5
9
9
8
8
7
7
6
6
1
1
C42
0.1uF
C42
0.1uF
R454
10K
R454
10K
CB216
0.1uF
CB216
0.1uF
H6
HOLE/GND
H6
HOLE/GND
2
2
3
3
4
4
5
5
9
9
8
8
7
7
6
6
1
1
R1161
3.3K
R1161
3.3K
C347
1u
C347
1u
TP94TP94
UA17UA17
U8
Az1117H-1.2
SOT-223
U8
Az1117H-1.2
SOT-223
ADJ/GND
1
OUT
2
IN
3
TAB
4
C242
0.1uF
C242
0.1uF
+
CE859
220uF/16v
+
CE859
220uF/16v
UA14UA14
+
CA66
470uF/35V
+
CA66
470uF/35V
TP14TP14
+
CE869
220uF/16v
+
CE869
220uF/16v
R149
4.7K
R149
4.7K
H4
HOLE/GND
H4
HOLE/GND
2
2
3
3
4
4
5
5
9
9
8
8
7
7
6
6
1
1
TP86TP86
R207
10R/2W
R207
10R/2W
R122
NC
R122
NC
UA3UA3
R209
NC/10R/2W
R209
NC/10R/2W
R956
110_1%
R956
110_1%
C206
0.1uF
C206
0.1uF
CB7
0.1uF
CB7
0.1uF
R148
4.7K
R148
4.7K
+
CE70
220uF/35v
+
CE70
220uF/35v
Q3
3904
Q3
3904
1
2 3
C41
NC/1uF
C41
NC/1uF
TP88TP88
D97
1N5822
DO-214AA
D97
1N5822
DO-214AA
R147
4.7K
R147
4.7K
R365 470R365 470
CB221
47K
CB221
47K
R71
510 1%
R71
510 1%
TP22TP22
R48
4.7K
R48
4.7K
+
CE40
47uF/16v
+
CE40
47uF/16v
CB223
NC
CB223
NC
UA7UA7
C392 0.22uF/63VC392 0.22uF/63V
C209
0.1uF
C209
0.1uF
CB222
0.1uF
CB222
0.1uF
+
CE222
470uF/16v-LowESR CAP
+
CE222
470uF/16v-LowESR CAP
R958
120_1%
R958
120_1%
TP96TP96
R70 100R70 100
UA5UA5
R1165
NC/4.7K
R1165
NC/4.7K
+
CE13
47uF/16v
+
CE13
47uF/16v
R85
1.5K 1%
R85
1.5K 1%
CB220
NC/1000pF
CB220
NC/1000pF
UA4UA4
U47
LM2596-12
U47
LM2596-12
VOUT
2
ON/OFF
5
TAB
6
FEEDBACK
4
VIN
1
GND
3
TP18TP18
CON31
CON6_2.0
CON31
CON6_2.0
1
2
3
4
5
6
+
CE68
220uF/35v
+
CE68
220uF/35v
TP97TP97
R353
47k
R353
47k
R354
47k
R354
47k
R64
NC/10K
R64
NC/10K
CB860
0.1uF
CB860
0.1uF
TP26TP26
TP28TP28
U7
NCP5662
TO263/5L-1.7
U7
NCP5662
TO263/5L-1.7
EN
1
Vin
2
GND
3
VO
4
ADJ
5
C201
0.1uF
C201
0.1uF
R409
10K
R409
10K
R1163
47K
R1163
47K
CB891
0.1uF
CB891
0.1uF
R26
47K
R26
47K
R51
1K
R51
1K
R1167
NC
R1167
NC
R212
10R/2W
R212
10R/2W
R46 4.7KR46 4.7K
UA18UA18
C202
10nF
C202
10nF
+
CE9
220uF/16v
+
CE9
220uF/16v
R41
47K
R41
47K
R1166
4.7K
R1166
4.7K
TP98TP98
R1162
750_1%
R1162
750_1%
UA8UA8
+
CE43
47uF/16v
+
CE43
47uF/16v
U46
LM2596-12
U46
LM2596-12
VOUT
2
ON/OFF
5
TAB
6
FEEDBACK
4
VIN
1
GND
3
TP23TP23
TP90TP90
R47 0/1kR47 0/1k
CON1
WF10N29WJQA10
CON1
WF10N29WJQA10
1
2
3
4
5
6
7
8
9
10
+
CE67
220uF/35V
+
CE67
220uF/35V
UA15UA15
C205
0.1uF
C205
0.1uF
R69
NC
R69
NC
C902
NC
C902
NC
R395
3.3K/0.5W
R395
3.3K/0.5W
Q43
3904
Q43
3904
1
32
C610
47uF/16V
C610
47uF/16V
12
CB441
0.1uF
CB441
0.1uF
D134
IN5822
D134
IN5822
TP8TP8
CON2
WF08N29WJQA10
CON2
WF08N29WJQA10
1
2
3
4
5
6
7
8
TP100TP100TP101TP101
TP21TP21
U9
LM1084-ADJ
TO263
U9
LM1084-ADJ
TO263
ADJ/GND
1
OUT
2
IN
3
TAB
4
R54
1K
R54
1K
R40
NC/1k
R40
NC/1k
R213
2R7/2W
R213
2R7/2W