Figure 16.
X-NUCLEO-SRC1M1 circuit schematic (3 of 3)
3. 3 V
High input voltage
85 mA LDO linear regulator
GND
GND
3.3V
NRST
U2
ST715PU33R
IN
1
9
Exp Pad GND
OUT
8
NC1
2
NC2
3
GND
4
NC3
7
NC4
6
FB
5
JP1
TSW-102-07-F-D
1
2
3
4
R23
1k
D8
LED green
C6
470n 5V
1
2
C5
100n 25V
1
2
Provider
GND
SOURCE
R22
4k
D7
LED5 blue
UM2973
-
Rev 1
page 16/25
UM2973
Schematic diagrams