![](https://csdnimg.cn/release/download_crawler_static/87630823/bg4.jpg)
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
5V LDO
RF=
,Fsw=500KHz
SYS_IN_12VB SYS_IN_12V
SYS_IN_12V
VDD_3V3VDD_3V3
Title
Size Document Number Rev
Date: Sheet of
<Doc> A1
MLU220_SOM_TEST
A3
4 16Tuesday, October 20, 2020
Title
Size Document Number Rev
Date: Sheet of
<Doc> A1
MLU220_SOM_TEST
A3
4 16Tuesday, October 20, 2020
Title
Size Document Number Rev
Date: Sheet of
<Doc> A1
MLU220_SOM_TEST
A3
4 16Tuesday, October 20, 2020
FB2
MPZ1608S121ATAH0
C2057 1uF
R19812R1%
C6
22uF
25V
R198439.2KR
C2059
22uF
25V
C19
22uF
R1991
100KR
C20420.1uF
25V
C7
0.1uF
25V
FB3
MPZ1608S121ATAH0
R19851KR
TP71
C20432.2nF
50V
C204722uF
A
B
SW1
LS22-V-T/R
R19822R1%
FU1
SMDC300F/24
1 2
C8
22uF
25V
+
CT10
100uF
25V
NC
TP1
R2310KR
R19860R NC
+
CT2
100uF
25V
NC
FB4
MPZ1608S121ATAH0
J2
01051-00Y029
1
2
3
C11
22uF
25V
TP80
R1992
10KR
C204822nF
C10
22uF
25V
R24
10KR
C2056
2.2nF
50V
TP81
R1989
1KR
R21
240R
402
C9
22uF
25V
FB1
MPZ1608S121ATAH0
R198868.1KR
R22
10KR
C2060
22uF
C12
22uF
25V
+
CT1
100uF
25V
L35 2.2uH 8.2A
LED1
KPT-1608CGCK
C13
22uF
25V
R1996
42.2KR
C2061
22uF
R1995 4.7KR
C2058
22uF
25V
C14
0.1uF
25V
D5
SPD80151Z-2/TR
SOD-123FL
TP78
U68
TPS53315RGFR
GND1
1
PGND1
2
VREG
3
GND2
4
PGND2
5
PGND3
6
PGND4
7
PGND5
8
PGND6
9
PGND7
10
VIN1
11
VIN2
12
VIN3
13
VIN4
14
VIN5
15
LL1
16
LL2
17
LL3
18
LL4
19
LL5
20
LL6
21
LL7
22
LL8
23
LL9
24
LL10
25
LL11
26
LL12
27
LL13
28
NC1
29
VBST
30
NC2
31
PGOOD
32
NC3
33
NC4
34
TRIP
35
EN
36
VFB
37
RF
38
MODE
39
VDD
40
PAD
41
C20
22uF
C21
0.1uF
25V
VDD3V3_EN
VDD3V3_EN
3V3_PG