Schematics
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D
ocID026
902 Re
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Figure 24. STM32091C-EVAL Power
3
14
Power
MB1169
B.1
7/25/2014
Title:
Size:
Reference:
Date:
Sheet:
of
A4
Revision:
STM32091C-EVAL
Project:
SV
1
SG
2
CV
3
CG1
4
CG2
5
CG3
6
L2
BNX002-01
C77
220uF
E5V
C33
10uF[ESR<0.2ohm]
VDD_ADJ
+5V
TP7
VDD_ADJ
1
3
2
CN16
DC-10B
Z1
SMAJ5.0A-TR
C92
100nF
1
2
3
U22
ZEN056V130A24LS
1
3
2
RV2
3386P-503H[5%]
R64
11.8K[1%]
C28
[N/A]
Power Supply VDD_ADJ [1.65V to 3.5V]
R66
22.1K[1%]
C31
4.7uF
Vout=1.22*(1+R1/R2)
considering potentiometer error tolerance
C32
100nF
R78
[N/A]
3
2
1
JP5
+3V3
TP2
VDDA
VDD_MCU
VDDA
D3
BAT60JFILM
VDD
VDD
JP8
BT1 CR1220 holder
1
2
3
JP7
L1
BEAD
JP6
VDD_ANA
3
2
1
JP9
TP3
VDD
TP5
VDD_IO2
VDD_IO2
JP12
VDD_PG
+3V3
VDD_ADJ
C5
100nF
C11
100nF
VDD_MCU
C6
4.7uF
C15
1uF
VDDA
C12
10nF
C3
1uF
C2
100nF
TP8
5V
+5V
R75
1K
1
2
LD5
red
TP13
Ground
E5V
D5V
U5V_ST_LINK
+5V
TP6
+3V3_IO2
R85
0
C42
[N/A]
C34
4.7uF
+3V3_IO2
C30
[N/A]
R69
20.5K[1%]
R67
11.8K[1%]
C35
10uF[ESR<0.2ohm]
EN
1
GND
2
VO
4
ADJ
5
GND
7
VI
6
PG
3
U10
ST1L05BPUR
VDD_PG
EN
1
GND
2
VO
4
ADJ
5
GND
7
VI
6
PG
3
U9
ST1L05BPUR
Power Supply 3.3V
Vout=1.22*(1+R1/R2)
+3V3_IO2
3
2
1
4
JP10
VDD
+5V
C36
100nF
VDD_MCU2
VDD_MCU2
VDD_MCU
+5V
TP4
+3V3
C29
4.7uF
C27
[N/A]
R63
20.5K[1%]
R62
11.8K[1%]
C25
10uF[ESR<0.2ohm]
EN
1
GND
2
VO
4
ADJ
5
GND
7
VI
6
PG
3
U8
ST1L05BPUR
Power Supply 3.3V
Vout=1.22*(1+R1/R2)
C24
100nF
+3V3
R65
[N/A]
+3V3_PG
+5V
R77
0
+3V3_PG
C39
[N/A]
TP1
Ground
C10
100nF
VSSA
20
VDDA
21
VSS
74
VSS
99
VBAT
6
VDD2
50
VDDIO2
75
VDD1
100
VSS
49
VSS
27
VDD3
28
U4B
STM32F091VCT6
6
5
4
3
2
1
JP15
Header 3X2