10.
Circuit Diagrams and PWB Layouts
USB 1 & USB 2
19190_507_110908.eps
110926
USB 1 & USB 2
B05
B05
2011-09-01
2
715G5151
USB 1 & USB 2
USB_DP0
4
DVDD3V3
R1010
N
C
/15K 1/
16W
5
%
USB_PWR_OCP1
R1002
10K 1/16W 5%
USB_DM0
U1002
STMPS2171STR
1
2
3
4
5
OUT
GND
FAULT
EN
IN
C1003
100N 16V
R1020
N
C
/15K 1/
16W
5
%
USB1_D-
C1005
NC/4P7 50V
LDO_USB2
5V_SW
USB_PWR_OCP0
C1004
NC/4P7 50V
DVDD3V3
U1001
STMPS2171STR
1
2
3
4
5
OUT
GND
FAULT
EN
IN
USB_DP0
R1013
NC/4K7 1/16W 5%
R1016
NC/4K7 1/16W 5%
FB1007
120R/3000mA
1
2
DVDD3V3
R1014
22K 1/16W 5%
12
3
4
CN103
USB CONN
1
2
3
4
5
6
7
8
C1010
NC/4P7 50V
USB1
R1015
47K 1/16W 5%
R1018
0R05 1/16W
USB2
ESD
VUSB5V
USB2_D-
FB1008
120R/3000mA
1
2
H: OK
L: O.C.
GND
4,5,6,7,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24
R1017
0R05 1/16W
R1004
22K 1/16W 5%
R1008
0R05 1/16W
H: POWER ON
L:POWER OFF
FB1006
NC/120R/3000mA
1
2
VUSB1_5V
USB_PWR_EN1
USB_DM0
VUSB1_5V
C1011
10U 16V
USB_PWR_EN0
C1009
NC/4P7 50V
VUSB2_5V
C1006
100N 16V
H: OK
L: O.C.
VUSB2_5V
+
C1002
47UF 25V
VUSB5V
USB_PWR_OCP0 4
USB_DP1
USB_DP0
USB_PWR_EN0 4
R1011
0R05 1/16W
C1001
100N 16V
USB_DM0
4
DVDD3V3
R1019
N
C
/15K 1/
16W
5
%
USB_DM1
R1001
0R05 1/16W
C1008
100N 16V
t
TH1002
PTCR
1
2
USB_PWR_OCP1 4
BUCK_USB2
U1005
AOZ8105CI
1
2
3
4
5
6
I/O1
GND
I/O2 I/O3
VDD
I/O4
USB1_D-
R1009
N
C
/15K 1/
16W
5
%
USB2_D-
H: POWER ON
L:POWER OFF
VUSB5V
R1007
0R05 1/16W
USB_DM1
4
USB_PWR_OCP0
R1005
47K 1/16W 5%
VUSB5V
USB_PWR_EN1 4
USB_PWR_OCP1
12
3
4
CN104
USB CONN
1
2
3
4
5
6
7
8
R1006
NC/4K7 1/16W 5%
R1012
10K 1/16W 5%
USB_DM1
USB_DP1
4
USB_PWR_EN1
USB_DP1
USB_PWR_EN0
+
C1007
47UF 25V
R1003
NC/4K7 1/16W 5%
t
TH1001
PTCR
1
2