5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
5Vstb
BL-ADJ UST
+12V
LED9 ON/BK
DB
LED11
LED10
LED12
LED13
LED14
LED15
LED16
BL-ADJ UST
+5V
SHD
5Vstb
ON/BK
ON/BK
SHD
LED1
OVP
LED2
LED3
SHD
LED1
LED4
OVP
LED3
FB
LED5
FB
LED2
LED+
LED6
LED4
LED7
LED5
LED7
LED8
LED6
LED+
DRV
LED8
DRV
+5V
PWR -ON/OFF
BL-ADJ UST
LED11
LED14
LED10
LED13
LED9
LED16
LED12
LED15
LED1
LED2
LED6
LED5
LED+
LED+
LED4
LED3
LED8
LED7
12VA
FB FB1
LED+
LED14
LED13
LED12
LED11
LED9
LED10
LED16
LED15
LED+
PWR -ON/OF F
5VA
BL-ADJ UST
ON/BK
DB
BX
BX
5Vstb+12VB
+12VB
+12V
+12V
+12V
FB1
LED6
LED5
LED4
LED3
LED1
LED2
LED8
LED7
LED+
LED+
LED4
LED8
LED7
LED6
LED5
LED1
LED2
LED3
LED1
LED3
LED+
LED5
LED7
5Vstb
12VA
12VA
ON/BK
BL-ADJ UST
+5V
+12VB
+5V
+3.3Vstb
5VA
12VA
+5V
12VA
5VA
5VA
PWR -ON/OFF2
ON_PBAC K2
ADJ -PWM2
5Vstb 2
Title
Size Doc ument N umber Rev
Date: Sheet
of
POWER
1.0
MSD3391DS
Custom
99Friday, April 06, 2012
Title
Size Doc ument N umber Rev
Date: Sheet
of
POWER
1.0
MSD3391DS
Custom
99Friday, April 06, 2012
Title
Size Doc ument N umber Rev
Date: Sheet
of
POWER
1.0
MSD3391DS
Custom
99Friday, April 06, 2012
1 CN2
7P
18.5
E
21.6 U3 U4
"
D10
"
2 CN805 CN806
7P
26",CN2
"
3 CN804
7P
23.6, U4
"
LED
H:ON
L:OFF
\7
CN2
FG
18.5
24
\7
U5
G9`>\7
U5+U3
26
\7
R850
G\7FGGF".W
26
\7
0R
GI
OFF
ON
L:ON
H:OFF
R41 only for 3.3V PWM output
Note: Left C47 NC, R38 change to 100ohm if want to output PWM puls
XY !I"G#$
EMC
%I&
Vout=1.25×
!
R826+R823
/
/R826
?'.W(
R826
G)
R823
G
*+,-./01N
Iout=1.194×400/(R828//R829)
Iout=1.194×400/(R841//R842)
J
3X/4X
23XY
----
456
R70
22Ω-1206
R70
22Ω-1206
D801
FLZ18VC
D801
FLZ18VC
R750
47R
R750
47R
J7
FOR CPT
J7
FOR CPT
1
2
C16 1uFC16 1uF
CON 810CON 810
1
2
3
4
5
6
+
EC806
220uF/16V
+
EC806
220uF/16V
D803
2A06
D803
2A06
R841
12K
R841
12K
C38
1uF
C38
1uF
C1068
1000p/25V
C1068
1000p/25V
C39
100pF
C39
100pF
R853
100R
R853
100R
U4
AP3608E
U4
AP3608E
CH2
2
CH1
1
CH3
3
CH5
7
CH4
4
PGND1
5
PGND2
6
CH6
8
CH7
9
CH8
10
PWM
11
NC
12
FBX
13
ISET
14
FB
15
SDB
16
SDBX
17
AGND
18
VCC
19
EN
20
CY802
2.2nF
CY802
2.2nF
D9
SR360 D O-15
D9
SR360 D O-15
2 1
C17
10nF/25V
C17
10nF/25V
C1040
0.1uF
C1040
0.1uF
R959
1k
R959
1k
+
EC4
220uF/16V
+
EC4
220uF/16V
12
J4J4
1
2
3
4
R886
NC/24K
R886
NC/24K
R828
12K
R828
12K
R900
1K
R900
1K
R839
3.3K
R839
3.3K
C1041
22nF/25V
C1041
22nF/25V
C26
1000P/50V
C26
1000P/50V
R867 22R/ 1206R867 22R /1206
C32
10nF/25V
C32
10nF/25V
R35
30K
R35
30K
D806
SBR20100
TO-220B
D806
SBR20100
TO-220B
2
2
1
1
3
3
R34
200K
R34
200K
10uH/3.8A
L806
10uH/3.8A
L806
Q809
AO4468
Q809
AO4468
4
2
1
3
8
6
5
7
C18
0.1uF
C18
0.1uF
U809
TL431
U809
TL431
R848
NC
R848
NC
MP2303
U2
RT 8296A
MP2303
U2
RT 8296A
VIN
2
SW
3
GND
4
FB
5
ON/OFF
7
COMP
6
BS
1
NC/SS
8
GND
9
JR 2 0R-1206JR 2 0R-1206
R832
100R
R832
100R
R720
20K
R720
20K
D811
FR107
D811
FR107
R32
7.5K/0603
R32
7.5K/0603
R895 1R-1206R 895 1R-1206
R899
36K
R899
36K
+
EC3
220uF/25V
+
EC3
220uF/25V
12
D807
2A06
D807
2A06
R849
NC
R849
NC
C1061
0.1uF
C1061
0.1uF
R877
470k
R877
470k
R901
100K
R901
100K
CY800CY800
R700
22R
R700
22R
R878
470k
R878
470k
D809
FR 107
D809
FR 107
R826
1.5K
R826
1.5K
C23
100P/50V
C23
100P/50V
C20
0.1uF
C20
0.1uF
R957 1kR 957 1k
TP5TP5
C931
0.1uF/ 50V
C931
0.1uF/ 50V
R953 1KR953 1K
R956 1kR 956 1k
R823
51K
R823
51K
R903 2R2-1206R 903 2R2-1206
C1063
0.1uF
C1063
0.1uF
Q812
3904
Q812
3904
1
2 3
R846
NC
R846
NC
C15 1uFC15 1uF
R18
270K
R18
270K
R76
100R
R76
100R
R869 22R/ 1206R869 22R/1206
+
EC805
47uF/400V
+
EC805
47uF/400V
C1022
680PF
C1022
680PF
CN2
HEAD ER 2
CN2
HEAD ER 2
3
3
4
4
1
1
2
2
R844
200K
R844
200K
R884
1M
R884
1M
C1071
0.1uF
C1071
0.1uF
D804
2A06
D804
2A06
R891
1K
R891
1K
NP2
NP1
NB1
NB2
NP2
T103 EF D25
NP2
NP1
NB1
NB2
NP2
T103 EF D25
12V
8
GND
10
12V
7
GND
9
11
5V
3
3
2
2
1
1
6
6
5
5
5V
12
4
4
R876
470K
R876
470K
R829
NC
R829
NC
R888
1M
R888
1M
R2297
10K
R2297
10K
R27
100K
R27
100K
R865
68K/2W
R865
68K/2W
R831
51K
R831
51K
R65 0.68Ω-0805R65 0.68Ω-0805
D810
HER 207
D810
HER 207
R847
NC
R847
NC
Q810
10N60
Q810
10N60
2
3
1
C1037
680PF
C1037
680PF
R955
4.7K
R955
4.7K
R893
470R
R893
470R
JR 1 0R-1206JR 1 0R-1206
R856 1R-1206R 856 1R-1206
C35
NC
C35
NC
TP2TP2
R952
100R
R952
100R
C001
101/1KV
C001
101/1KV
R896 2R2-1206R 896 2R2-1206
Q806
AO4435
Q806
AO4435
C31
1000P/25V
C31
1000P/25V
C25
0.1μF/ 25V
C25
0.1μF/ 25V
R883
1M
R883
1M
LF801LF801
34
12
CN 803
FOR CPT
CN 803
FOR CPT
1
2
3
4
5
6
7
8
9
10
FB7
40R
FB7
40R
C1034
472/1KV
C1034
472/1KV
R881
1M/1206
R881
1M/1206
R892 22R-0805R 892 22R -0805
+
C1035
470uF/16V
+
C1035
470uF/16V
C40
100pF
C40
100pF
R26
NC /200R
R26
NC /200R
L807
NC /10uH/ 3.8A
L807
NC /10uH/ 3.8A
RV1
PTC
RD H5-3A-W
RV1
PTC
RD H5-3A-W
U808
PC817
U808
PC817
12
43
CN 802
FOR CPT
CN 802
FOR CPT
1
2
3
4
5
6
7
8
9
10
CN 804
HEAD ER 12
CN 804
HEAD ER 12
1
2
3
4
5
6
7
8
9
10
11
12
R69 0.68Ω-0805R69 0.68Ω-0805
R845
20K
R845
20K
F800F800
R36
5.6K 1%
R36
5.6K 1%
R890
10K
R890
10K
CN 800
AC IN
CN 800
AC IN
1
2
R842
NC
R842
NC
J8J8
1
2
Q811
3906
Q811
3906
CY801CY801
R68 0.68Ω-0805R68 0.68Ω-0805
C1070
2.2uF
C1070
2.2uF
R14
100R
R14
100R
J1
FOR CPT
J1
FOR CPT
1
2
3
4
5
6
R958
NC /22K
R958
NC /22K
C22
3.3nF/ 25V
C22
3.3nF/ 25V
R898
1K
R898
1K
C950
10uF
C950
10uF
+
C1053
47uF/50V
+
C1053
47uF/50V
L2 15uH -3AL2 15uH -3A
+
C1026
47uF/50V
+
C1026
47uF/50V
R902
10K
R902
10K
C750
100pF
C750
100pF
+
C1039
1000uF/25V
+
C1039
1000uF/25V
C1056
0.1uF/ 50V
C1056
0.1uF/ 50V
TP4TP4
R850
100R
R850
100R
Q103
B601001
TO252-DPAK
Q103
B601001
TO252-DPAK
R31
47K
R31
47K
Q808
3904
Q808
3904
R837
NC
R837
NC
D805
2A06
D805
2A06
R870
100K
R870
100K
D10 SR360 D O-15D10 SR 360 DO-15
2 1
C24
0.1μF/ 25V
C24
0.1μF/ 25V
U3
AP3608E
U3
AP3608E
CH2
2
CH1
1
CH3
3
CH5
7
CH4
4
PGND 1
5
PGND 2
6
CH6
8
CH7
9
CH8
10
PWM
11
NC
12
FBX
13
ISET
14
FB
15
SDB
16
SDBX
17
AGND
18
VCC
19
EN
20
C951
1uF
C951
1uF
+
EC5
220uF/16V
+
EC5
220uF/16V
12
D4
SS24
D4
SS24
2 1
TP3TP3
R951
4.7K
R951
4.7K
R885
1M
R885
1M
TP1TP1
C1038
0.1uF
C1038
0.1uF
C37
100pF
C37
100pF
NP2
NP1
NB1
NB2
NP2
T102 EF D25
NP2
NP1
NB1
NB2
NP2
T102 EF D25
12V
6
GND
4
12V
7
GND
5
3
5V
10
10
NC
11
12
12
8
8
9
9
5V
2
NC
1
R889
100R
R889
100R
R834
NC
R834
NC
J3J3
1
2
R894 470RR894 470R
+
C1021
47uF/50V
+
C1021
47uF/50V
R954
NC /10K
R954
NC /10K
R875
10k
R875
10k
R830
20K
R830
20K
R835
NC
R835
NC
U807U807
GND
1
RI
3
CS
4
VDD
5
GATE
6
FB
2
RT1RT1
R721
10K
R721
10K
JR 3 0R-1206JR 3 0R-1206
R838
100R
R838
100R
C34
0.1uF/ 50V
C34
0.1uF/ 50V
R858
10K
R858
10K
C27
1uF
C27
1uF
+
C1066
220uF/16V
+
C1066
220uF/16V
R882
1M/1206
R882
1M/1206
CN 806
HEAD ER 12
CN 806
HEAD ER 12
1
2
3
4
5
6
7
8
9
10
11
12
L805
10uH/3.8A
L805
10uH/3.8A
R843
510K
R843
510K
R897 2R2-1206R 897 2R2-1206
R319
10k
R319
10k
C1069 100PC 1069 100P
C1042
0.1μF/ 25V
C1042
0.1μF/ 25V
+
C1081
1000uF/25V
+
C1081
1000uF/25V
U5
AP3039A
U5
AP3039A
OV
2
UV LO
1
EN
3
PGND
7
VIN
4
VCC
5
OUT
6
RT
8
CS
9
AGND
10
SHDN
11
FB
12
COMP
13
SS
14
LF800LF800
34
12
R874
100K
R874
100K
R880
10R
R880
10R
R860
1R-1206
R860
1R-1206
C14
1uF
C14
1uF
Q813
3904
Q813
3904
1
2 3
R836
NC
R836
NC
CX1CX1
C1051
1nF
C1051
1nF
R950
4.7K
R950
4.7K
- 30 -