ON/BK
DRV
OVP
SHD
FB
LED2
LED4
SHD
ADJ
ON/BK
VCC
LED6
LED6
LED+
LED+
VIN
ON/BK
Adj
VIN
FB
VIN
DRV
OVP
ON/BK
SDBX
LED7
ADJ
LED7
LED7
LED+
LED+
SDBX
FBX
FBX
VIN
VCC
LED+
LED6
LED2
LED2
LED+
VCC
LED+
LED4
LED4
R6
300K
R6
300K
R23
10K/0603
R23
10K/0603
R7
10K
R7
10K
R1
10K/0603
R1
10K/0603
C14
104/25V/0805
C14
104/25V/0805
CON1
HEADER 6
CON1
HEADER 6
1
2
3
4
5
6
R14
10K
R14
10K
R32
22R/0805
R32
22R/0805
Q4
AOT416
Q4
AOT416
Q2
D444
Q2
D444
R10 100R
R10 100R
Q1
2N4401
Q1
2N4401
1
2
3
C10
104/25V/0805
C10
104/25V/0805
R26
100R
R26
100R
D110
1N4148
D110
1N4148
R24
3
.9K/0805
R24
3
.9K/0805
R29
0.3R
R29
0.3R
L1
22uH/2.3A
L1
22uH/2.3A
R21
10K/0805
R21
10K/0805
R30
0.3R
R30
0.3R
C11
101/25V/0603
C11
101/25V/0603
EC1
220uF/25V
EC1
220uF/25V
R2
10R
R2
10R
CON5
HEADER 10
CON5
HEADER 10
1
2
3
4
5
6
7
8
9
10
R16
470K/0805
R16
470K/0805
CON3
HEADER 12
CON3
HEADER 12
1
2
3
4
5
6
7
8
9
10
11
12
CON4
HEADER 10
CON4
HEADER 10
1
2
3
4
5
6
7
8
9
10
C6
105/25V/0805
C6
105/25V/0805
R22
15K
R22
15K
R28
270K/0805
R28
270K/0805
C16
0.01u/50V
C16
0.01u/50V
C1
104/25V
C1
104/25V
R31
100R/0603
R31
100R/0603
U1
AP3608E
U1
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
R5
8.2K
R5
8.2K
D1
SR3A0
D1
SR3A0
2
1
R13
300K
R13
300K
C15
0.1u/50V
C15
0.1u/50V
C5
101pF
C5
101pF
Q105
C8550
Q105
C8550
C13
NC
C13
NC
EC2
220uF/25V
EC2
220uF/25V
C12
104/25V/0805
C12
104/25V/0805
C7
0.1u/50V
C7
0.1u/50V
R8
20K
R8
20K
ZD3
5.1V
ZD3
5.1V
C17
0.01u/50V
C17
0.01u/50V
C8
104/25V
C8
104/25V
C9
101/25V
C9
101/25V
D2
SR3A0
D2
SR3A0
2
1
R33
10R/0805
R33
10R/0805
R15
20K
R15
20K
R25
20K/0603
R25
20K/0603
R27
0.3R
R27
0.3R
R9
10R
R9
10R
R3
20K
R3
20K
Q3
2N4401
Q3
2N4401
1
2
3
R19
20K/0805
R19
20K/0805
+
EC3
100uF/50V
+
EC3
100uF/50V
R17
1K/0805
R17
1K/0805
U3
AP3039
U3
AP3039
OV
2
UVLO
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
CON2
HEADER 12
CON2
HEADER 12
1
2
3
4
5
6
7
8
9
10
11
12
R4
51K
R4
51K
R20
68K
R20
68K
R18
51K/0805
R18
51K/0805
U2
AP3608E
U2
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
R11
8.2K
R11
8.2K
C2
104/25V
C2
104/25V