STEVAL-USBPD45H
Schematic diagrams
DocID031047 Rev 2
3/5
Figure 2: Control board schematic diagram
VBus
VBUS_DISCH
Vout
C2
C1
1µ X7R
GND
GND
1
2
3
4
5
6
7
8
9
10
11
12
P1
strip line conn
GND
VBUS_EN_SRC
2V7
GND
Connect exposed PAD to GND
Vout
VBUS_DISCH
VBus
PDO3
PDO2
CC1
CC2
GND
VBUS_EN_SRC
V_Current_Sense
-V
2
Out
1
+
4
-
3
+V
5
U2
TS881ILT
2V7
GND
CC1
CC2
PDO3
PDO2
R6
0
C4
100n
GND
R4
1k
R8
1k
V_Current_Sense
R3
100k 1%
R5
3.01k 1%
R21
1k 1%
GND
1V2
R31
0k
R1
100
C5
10n
GND
1
2
3
P3
Header 3
GND
SCL
SDA
S
C
L
S
D
A
1
2
3
D2
ESDA25L
GND
GND
VOUT_HI_LOAD
1V2
R2
10k
GND
C21
GND
NC
1
CC1
2
NC
3
CC2
4
NC
5
RESET
6
S
C
L
7
S
D
A
8
A
L
E
R
T
#
9
G
N
D
1
0
IS
E
L
_
P
D
O
3
1
1
IS
E
L
_
P
D
O
2
1
2
ADDR0
13
VSEL_PDO2
14
VSEL_PDO3
15
NC
16
A_B_SIDE
17
VBUS_SENSE
18
V
b
u
s_
d
is
ch
1
9
V
b
u
s_
en
_
sr
c
2
0
V
R
E
G
_
1
V
2
2
1
V
S
Y
S
2
2
V
R
E
G
2
V
7
2
3
V
D
D
2
4
EP
25
U1
STUSB4700
GND
1µ X7R
1µ X7R
