5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
GND
+3V3
AV12
DDRV
+5V_TUNER
DV10
+5V_ON
12V_M
5V_M
SW
UP31
BL-ON/OFF
BL-ADJUST
SW
BL-ON/OFF
BL-ADJUST
UP31
PW_CTL1
PW_CTL1
DDRV
+5V_ON DV10
5V_M +5V_TUNER
+3V3 AV12
12V_M
+5V_ON
+3V3
AV12
DDRV
+5V_TUNER
DV10
12V_M
5V_M
12V_M
+5VS
5V_M
+5VS
12V_M
+5VS
5V_M
12V_M
VPA
+3V3
+5V_ON
VPA
12V_M
5V_M
+5V_ON
5V_M
+5VS
+5V_ON
GND 3,4,5,6,7,8,9,10,11,12,13,14
+5V_ON
+3V3 3,4,6,7,11,13,14
AV12 4
DDRV 3,4,5
+5V_TUNER 11
DV10 3,4
12V_M 11,14
5V_M 3,6,8,12,13,14
UP31 3,6
BL-ON/OFF 14
BL-ADJUST 14
PW_CTL1 6
Title
Size Document Number Rev
Date: Sheet of
MediaTek (ShenZhen) Inc.
Drawn: 1
C
214
MediaTek Confidential
Title
Size Document Number Rev
Date: Sheet of
MediaTek (ShenZhen) Inc.
Drawn: 1
C
214
MediaTek Confidential
Title
Size Document Number Rev
Date: Sheet of
MediaTek (ShenZhen) Inc.
Drawn: 1
C
214
MediaTek Confidential
Vout = 1.25 x ( 1 + 110/ 110 ) = 2.5V for DDR200/266/333
5V to DDRV
Estimated Power consumed : ??? A
3.3V to 1.2V
Estimated Power consumed : ??? A
0.8 x (1+0.51K/2K) = 1.0V
Core Power 1.0V
5V to 1.0V
Estimated Power consumed : ??? A
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

Switch Regulator

Works at normal modePower for MT8222 only ( Always on )UP31 HIGH :POWER OFFUP31 LOW: POWER ON

Test GND Pin

( Spread Around PCB )

Power LDO
If use ddr ,NC FB14If use sdram ,NC FB14
MAIN POWER
Jiu.Ni
2008/1/25
HISENSE_MT8222_EU
MUST USE AP1533
MUST USE AP1122
5V to 3.3V
Estimated Power consumed : ??? A
1.2 x (21K+12K)/12K= 3.3V
2008.6.4
2008.6.4
修改封装
20080911
D187
B240A
D187
B240A
CN1CN1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
R958
120_1%
R958
120_1%
+
CE9
100uF/16v
+
CE9
100uF/16v
H6 HOLE/GND
H6 HOLE/GND
22
33
44
55
9
9
8
8
7
7
6
6
1
1
TP86TP86
CB218
0.1uF
CB218
0.1uF
TP97TP97
R956
110_1%
R956
110_1%
R261 1KR261 1K
R856
NS/100
R856
NS/100
M6
MARK
M6
MARK
+
CE227
100uF/16v
+
CE227
100uF/16v
+
CE83
100uF/16v
+
CE83
100uF/16v
C512
NS/100nF
C512
NS/100nF
TP95TP95TP90TP90
+
CE5
100uF/16v
+
CE5
100uF/16v
CB216
0.1uF
CB216
0.1uF
U4
G962
U4
G962
VEN
1
VIN
2
GND
3
VOUT
4
ADJ
5
therm 6
TP91TP91
CB398
0.1uF
CB398
0.1uF
R207
10R/2W
R207
10R/2W
FB18
0603_Bead
FB18
0603_Bead
U9
LM7805
U9
LM7805
GND
3
VOUT 2
VIN
1
CB217
0.1uF
CB217
0.1uF
CB5
0.1uF
CB5
0.1uF
M2
MARK
M2
MARK
CB860
0.1uF
CB860
0.1uF
TP98TP98
CB576
0.1uF
CB576
0.1uF
R258 1K
R258 1K
D188
B240A
D188
B240A
D62
SCHOTTKY DIODE/B340A
D62
SCHOTTKY DIODE/B340A
TP99TP99
+
CE15
220uF/16v
+
CE15
220uF/16v
R1161
3K
R1161
3K
U3
AP1533/SOP-8
U3
AP1533/SOP-8
FB 1
EN
2
OCSET
3
Vcc
4
O/P 5
O/P 6
Vss
7
Vss
8
FB64
0603_Bead
FB64
0603_Bead
CB573
0.1uF
CB573
0.1uF
C511
NS/100nF
C511
NS/100nF
R216
10R/2W
R216
10R/2W
TP92TP92
CB442
0.1uF
CB442
0.1uF
R857
21K 1%
R857
21K 1%
CB6
0.1uF
CB6
0.1uF
R1163
100K
R1163
100K
+
CE8
100uF/16v
+
CE8
100uF/16v
Q29
3904
Q29
3904 1
32
CB441
0.1uF
CB441
0.1uF
R259
1K
R259
1K
M3
MARK
M3
MARK
CN2CN2
1
2
3
4
5
6
7
8
9
10
11
12
13
H4 HOLE/GND
H4 HOLE/GND
22
33
44
55
9
9
8
8
7
7
6
6
1
1
TP100TP100
R859
12K 1%
R859
12K 1%
+
CE13
47uF/16v
+
CE13
47uF/16v
+
CE869
100uF/16v
+
CE869
100uF/16v
ARROW
Z7
ARROW
Z7
C199
0.1uF
C199
0.1uF
H12 HOLE/GND
H12 HOLE/GND
22
33
44
55
9
9
8
8
7
7
6
6
1
1
TP93TP93
CB8
10uF
CB8
10uF
+
CE859
100uF/16v
+
CE859
100uF/16v
P01 SHIELD
M-RSAG7.070.198-HX
P01 SHIELD
M-RSAG7.070.198-HX
CB7
0.1uF
CB7
0.1uF
FB14
1206_Bead
FB14
1206_Bead
M1
MARK
M1
MARK
TP88TP88
L75
121
L75
121
H11 HOLE/GND
H11 HOLE/GND
22
33
44
55
9
9
8
8
7
7
6
6
1
1
R1164
1.8K_1%
R1164
1.8K_1%
Label
Z10
MES
Label
Z10
MES
M4
MARK
M4
MARK
L27 27uH/POWER CHOKEL27 27uH/POWER CHOKE
TP101TP101
CB891
0.1uF
CB891
0.1uF
+
CE66
470uF/16v
+
CE66
470uF/16v
C2
0.01uF
C2
0.01uF
R1162
680_1%
R1162
680_1%
+
CE68
220uF/16v
+
CE68
220uF/16v
CB574
0.1uF
CB574
0.1uF
R260
10K
R260
10K
TP94TP94
H5 HOLE/GND
H5 HOLE/GND
22
33
44
55
9
9
8
8
7
7
6
6
1
1
ARROW
Z6
ARROW
Z6
U8AP1122
R-SOT4N-2.30-7.00-HX
U8AP1122
R-SOT4N-2.30-7.00-HX
ADJ/GND
1
OUT 2
IN
3
TAB 4
U11
LT1084 TO-252-3
R-TO3N-2.28-9.70-HX
U11
LT1084 TO-252-3
R-TO3N-2.28-9.70-HX
IN
2
ADJ/GND
1
OUT 3
R858
0
R858
0
CB219
0.1uF
CB219
0.1uF
TP85TP85
+
CE40
100uF/35v
+
CE40
100uF/35v
C883
1uF
C883
1uF
ARROW
Z8
ARROW
Z8
M5
MARK
M5
MARK
H3 HOLE/GND
H3 HOLE/GND
22
33
44
55
9
9
8
8
7
7
6
6
1
1
TP103TP103
Label
TX
Z11
Label
TX
Z11
R262 10KR262 10K
TP96TP96
D185
B240A
D185
B240A
+
CE67
220uF/25v
+
CE67
220uF/25v
TP89TP89TP87TP87
+
CE222
100uF/16v-LowESR CAP
+
CE222
100uF/16v-LowESR CAP