5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
AM81_AV12
AM81_DV33
AM81_AV33
GND
AM81_DV10
FB
GND
+12V
AM81_AV33
AM81_AV12
AM81_DV33
AM81_AV33
AM81_DV10
AM81_AV12
AM81_DV33
AM81_AV33
AM81_DV10
AM81_DV33
+12V
+12V
AM81_DV10
3
GND
3,4,5
AM81_AV12
3,4,5
AM81_DV33
3,4
AM81_AV33
3,5
+12V
3,10,11,12,13
Title
Size
Document Number
Rev
Date:
Sheet
of
MediaTek Inc.
TEL:(03)567-0766 FAX:(03)578-7610
No.1-2, Innovation Rd 1, SBIP, Hsin-Chu City 300
Drawn
MT8281_D2V1
C
2
5
Friday, November 27, 2009
Power
MediaTek Confidential
Title
Size
Document Number
Rev
Date:
Sheet
of
MediaTek Inc.
TEL:(03)567-0766 FAX:(03)578-7610
No.1-2, Innovation Rd 1, SBIP, Hsin-Chu City 300
Drawn
MT8281_D2V1
C
2
5
Friday, November 27, 2009
Power
MediaTek Confidential
Title
Size
Document Number
Rev
Date:
Sheet
of
MediaTek Inc.
TEL:(03)567-0766 FAX:(03)578-7610
No.1-2, Innovation Rd 1, SBIP, Hsin-Chu City 300
Drawn
MT8281_D2V1
C
2
5
Friday, November 27, 2009
Power
MediaTek Confidential
MT8281 AV33
MT8281 DV33
Add 09.03.02
MT8281 AV33
MT8281 AV12
AV33/0.22A
AV12/65mA
Core Power 1.1V
Vout=0.925 x (1+Rup/Rdn) = 1.1V/0.9A
20090713
Vout=0.925 x (1+Rup/Rdn) =3.3V/1.2A
LDO#3 5V to MT5307 DV33
20090713
20090713
20090713
+
ACE641
47uF/16v /NC
+
ACE641
47uF/16v /NC
AC993
1uF
AC993
1uF
C26
0.1uF
C26
0.1uF
AR264
5.1K_1%
R0603/SMD
AR264
5.1K_1%
R0603/SMD
ACB442
0.1uF
ACB442
0.1uF
AFB87
80 R/100mHz
AFB87
80 R/100mHz
AR268
27K_1%
R0603/SMD
AR268
27K_1%
R0603/SMD
ACB623
0.1uF
ACB623
0.1uF
+
ACE637
220uF/16v/NC
+
ACE637
220uF/16v/NC
AU61
AX1212/AP1122
AU61
AX1212/AP1122
GND
1
OUT
2
IN
3
AC222
0.1uF
AC222
0.1uF
AR265
2.2K
AR265
2.2K
ACB626
0.1uF
ACB626
0.1uF
AFB75
80 R/100mHz
AFB75
80 R/100mHz
MPS1482
AU23
MP1482
MPS1482
AU23
MP1482
BS
1
SW
3
FB
5
GND
4
COM
P
6
IN
2
EN
7
SS
8
AR1868
2.2K
AR1868
2.2K
ACB622
0.1uF
ACB622
0.1uF
AEMC1
EMC/NC
AEMC1
EMC/NC
2
4
1
3
C28
10nF
C28
10nF
AU65
MP1482
AU65
MP1482
EN
7
FB
5
VCC
2
OUT
3
BST
1
GND
4
SS
8
COMP
6
AC223
10nF
AC223
10nF
AC992
0.01uF
AC992
0.01uF
AFB86
80 R/100mHz
AFB86
80 R/100mHz
AR1833
100K
AR1833
100K
ACB625
0.1uF
ACB625
0.1uF
AC989
1uF
AC989
1uF
AD13
B340/NC
AD13
B340/NC
AL28
10uH/3A
AL28
10uH/3A
1
2
ACB621
0.1uF
ACB621
0.1uF
+
ACE85
100uF/10V Low ESR
+
ACE85
100uF/10V Low ESR
AL29
10uH/3A
AL29
10uH/3A
+
ACE86
47uF/16V
+
ACE86
47uF/16V
C27
10nF
C27
10nF
AC224
10nF
AC224
10nF
+
ACE638
220uF/10v
+
ACE638
220uF/10v
AR1869
12K
AR1869
12K
AR1870
4.7K
AR1870
4.7K
AR1828
NS/100
AR1828
NS/100
AC220
0.1uF
AC220
0.1uF
+
ACE639
10uF/10v
+
ACE639
10uF/10v
AR1830
0
AR1830
0
+
ACE84
47uF/16V
+
ACE84
47uF/16V
AC226
10uF/0805
AC226
10uF/0805
AR1867
100K
AR1867
100K