5.3 Power Schematic
1
3
2
J22
694106301002
35V
100uF
C91
IN
4
IN
5
G
N
D
1
G
N
D
2
IN
6
G
N
D
3
P
A
D
7
TVS3300DRVR
U9
Vin
2
1
D21
150040GS73240
GND
Vin
GND
5V - 20V
25V
1uF
C87
GND
10V
10uF
C85
GND
CB
1
GND
2
FB
3
SHDN
4
VIN
5
SW
6
LMR14206XMKX/NOPB
U6
3.40k
R60
1.02k
R63
D15
B160-13-F
15uH
L9
10V
47uF
C83
Vin
1
2
J20
+3V3_REG
+3V3
GND
CB
1
GND
2
FB
3
SHDN
4
VIN
5
SW
6
LMR14206XMKX/NOPB
U8
1.02k
R71
D18
B160-13-F
15uH
L10
10V
47uF
C89
Vin
GND
2.26k
R70
2
1
D16
150040GS73240
GND
1
2
J21
TSW-102-07-G-S
+1V0
D20
NRVBA160T3G
F1
0440.500WR
GND
22k
R73
+3V3_REG
2.2k
R67
+1V0_REG
+2V5_REG
+2V5_REG
470
R72
2
1
D19
GND
+2V5_REG
2
1
D13
150040GS73240
GND
+3V3_REG
3
1
2
Q1
BC847CLT1G
2.2k
R65
+1V0_REG
Can be used for current measurement
MSP430 and 867 are always on
2
1
D17
150040GS73240
GND
2.2k
R69
+3V3
2
1
D14
150040GS73240
GND
+3V3_REG
3
1
2
Q2
BC847CLT1G
2.2k
R66
+1V0
TP8
1502-2
TP9
1502-2
2.2k
R61
2.2k
R62
IN
1
IN
2
PG
3
BIAS
4
EN
5
GND
6
SS
7
FB
8
OUT
9
OUT
10
PAD
11
TPS74701DRCR
U7
25V
1uF
C86
GND
+3V3_REG
50V
0.1uF
C82
50V
0.1uF
C88
4.42k
R68
1.82k
R64
35V
2.2uF
C39
35V
2.2uF
C35
VDDMAC
IN1
1
IN1
2
GND
3
IN2
4
IN2
5
EN2
6
NR/SS2
7
SS_CTRL2
8
PG2
9
FB2
10
OUT2
11
OUT2
12
GND
13
OUT1
14
OUT1
15
FB1
16
PG1
17
SS_CTRL1
18
NR/SS1
19
EN1
20
PAD
21
TPS7A8701RTJR
U2
10uF
C3
10uF
C2
GND
13.3k
R29
10.7k
R30
GND
GND
GND
GND
10uF
C6
GND
GND
GND
10uF
C5
10.7k
R75
GND
GND
GND
0.01
µ
F
C4
0.01
µ
F
C7
VDDMAC_2P5
VDDMAC_1P8
22.6k
R74
+3V3_REG
INH
INH
Figure 5-3. Power Schematic
Schematics
SNVU825 – MAY 2022
DP83TC813EVM-MC User's Guide
11
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