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Figure 31. STM32G081B-EVAL power
4
12
Power
Title:
Size:
Reference:
Sheet:
of
A4
Revision:
Project:
STM32G081B-EVAL Mother board
MB1350
B 01
31-AUG-17
Variant name is not interpreted until output
Date:
-
Variant:
SV
1
SG
2
CV
3
CG1
4
CG2
5
CG3
6
L2
BNX002-01
C70
220uF
E5V
C56
10uF[ESR<0.2ohm]
VDD_ADJ
+5V
TP6
VDD_ADJ
1
3
2
CN16
DC-10B
C79
100nF
1
2
3
U18
ZEN056V130A24LS
1
3
2
RV2
3386P-503H[5%]
R64
11.8K[1%]
C53
[N/A]
Power Supply VDD_ADJ [1.65V to 3.5V]
R65
22.1K[1%]
C57
4.7uF
Vout=1.22*(1+R1/R2)
considering potentiometer error tolerance
C55
100nF
R79
[N/A]
VDD
JP13
VDD_ANA
3
2
1
JP16
TP5
VDD
VDD_PG
+3V3
VDD_ADJ
TP10
5V
+5V
R71
1K
1
2
LD7
green
TP11
Ground
E5V
D5V
7
8
5
6
3
4
1
2
JP17
Header 4X2
EN
1
GND
2
VO
4
ADJ
5
GND
7
VI
6
PG
3
U14
ST1L05BPUR
+5V
+5V
TP7
+3V3
C72
4.7uF
C67
[N/A]
R88
20.5K[1%]
R87
11.8K[1%]
C71
10uF[ESR<0.2ohm]
EN
1
GND
2
VO
4
ADJ
5
GND
7
VI
6
PG
3
U16
ST1L05BPUR
Power Supply 3.3V
Vout=1.22*(1+R1/R2)
C64
100nF
+3V3
R91
[N/A]
+3V3_PG
+5V
R80
[N/A]
+3V3_PG
C62
[N/A]
TP3
Ground
TP1
Ground
TP12
Ground
VUSB_ST_LINK
U5V_ST_LINK
1
2
D7
ESDA7P60-1U1M
+5V
TP13
+3V3_SD
C92
4.7uF
C94
[N/A]
R116
20.5K[1%]
R117
11.8K[1%]
C95
10uF[ESR<0.2ohm]
EN
1
GND
2
VO
4
ADJ
5
GND
7
VI
6
PG
3
U21
ST1L05BPUR
Power Supply 3.3V
Vout=1.22*(1+R1/R2)
C96
100nF
+3V3_SD
R114
[N/A]
+3V3_SD_PG
+5V
R115
0
+3V3_PG
C93
[N/A]
+3V3
SB46
SB47
+3V3_SD
