2
Schematic diagrams
Figure 5.
STEVAL-IFP044V1 circuit schematic (1 of 2)
PB6
PA8
PB9
PA7
PB4
PA9
ALTERNATE USE
GND
OUT1
DEFAULT
DEFAULT
Alternate Nucleo Supply
7V - 12 V
Arduino Connectors
PA5
ALTERNATE USE
(7V-12V NUCLEO supply voltage)
default open
PA3
ALTERNATE USE
ALTERNATE USE
ALTERNATE USE
PC7
PC0
default open
PB5
PB0
PB3
OUT2
PB10
ALTERNATE USE
ALTERNATE USE
DEFAULT
ALTERNATE USE
PA2
Analog supply
8V - 60 V
PA1
PA0
ALTERNATE USE
VCC
ALTERNATE USE
DEFAULT
PC1
ALTERNATE USE
PB8
VCC
Morpho Connectors
(N.M.)
PA6
PA4
default open
PA10
OUT1
ALTERNATE USE
VCC
OUT2
IN1
IN2
FLT1
FLT2
3v3
5v0
R114
100R N.M.
CN5
1
2
3
4
5
6
7
8
9
10
R132
100R N.M.
R124
100R N.M.
TR1
S
M
1
5
T
3
9
CA
C2
R123
4.7nF/3kV(N.M)
100R N.M.
R131
100R N.M.
R103
100R
CN10
CON38
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
2 J17 1
C1
CN7
4.7nF/3kV(N.M)
CON38
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
R104
100R
R122
J4
100R N.M.
1
2
R102
100R
C13
N.M.(100uF)
CN8
1
2
3
4
5
TR2
ESDA15P60-1U1M (N.M.)
6
CN6
1
2
3
4
5
6
7
8
J3
1
2
R111
100R N.M.
CN1
CON5
1
2
3
4
5
C6
2.2uF/100V
R112
100R N.M.
CN2
1
2
CON2 (N.M.)
R113
100R N.M.
R133
100R N.M.
D2
2
1
R121
BAT48JFILM (N.M.)
100R N.M.
R134
100R N.M.
CN9
1
2
3
4
5
6
7
8
D1
STPS1H100A
R101
100R
EARTH
FLT1
D15
IOREF
FLT1
D14
NRST
AVDD
3V3
5V
D13
VIN
GND
D12
GND
D11
VIN
IN1
D10
IN1
D9
D8
IN1
IN1
D7
IN2
FLT2
D6
A0
IN2
FLT2
D5
FLT1
A1
FLT1
IN2
D4
A2
IN1
IN2
D3
FLT2
A3
FLT2
FLT1
D2
A4
FLT2
D1
A5
IN2
D0
UM3050
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Rev 1
page 7/17
UM3050
Schematic diagrams