Schematic/Diagrams

5
4
3
2
1
VBUS
D
C2
1
1
1
1
1
1
1
1
1
1
TP7 TP8 TP9 TP10TP11TP12TP13
C1
0.1u
D
J1
U1
1
VBUS
1
1
TP1 TP2 TP3 TP4 TP5 TP6
VDEV
1u
VOLTCNT
tps73701dcq
VBUS
VSENSE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
R5 51k
R6
10k
R7
30.1k
R4
7k
VDEV
VBUS
C
VDEV
D3
D4
5.6V
5.6V
P2[3]
P2[1]
P4[7]
P4[5]
P4[3]
P4[1]
P3[7]
P3[5]
P3[3]
P3[1]
P5[7]
P5[5]
P5[3]
P5[1]
CY8C24894
I2CSCL
I2CSDA
INT
VDEV
MICROSMD110FTR
R14
7.5k
J3
C6
10n
R15
7.5k
42
41
40
39
38
37
36
35
34
33
32
31
30
29
VOLTCNT
VSENSE
Sts
ENABLE
D1
D2
STATUS
GREEN
R11
300
R12
300
DEV POW
RED
C
Sts
1
2
3
4
5
VBUS
F2
B
D+D-
P2[2]
P2[0]
P4[6]
P4[4]
P4[2]
P4[0]
XRES
P3[4]
P3[2]
P3[0]
P5[6]
P5[4]
P5[2]
P5[0]
VBUS
J2
VDEV
48
47
46
45
44
43
U2
R8 51k
P0[6]
P0[4]
P0[2]
P0[0]
P2[6]
P2[4]
R2
5k
P7[7]
P7[0]
P1[0]
P1[2]
P1[4]
P1[6]
10n USB SUPPLY
23
24
25
26
27
28
2.2u
R3 24k
50
49
1
Vss
Vdd
3
2
C4
56
55
54
53
52
51
GND
C3
Vss
D+
DVdd
GND
R1
52.3k
19
20
21
22
EN
6
2
4
P2[5]
P2[7]
P0[1]
P0[3]
P0[5]
P0[7]
5
OUT
FB/NC
P1[7]
P1[5]
P1[3]
P1[1]
ENABLE
IN
15
16
17
18
1
R16
30k
R17
30k
ISSP
U5
1
2
3
4
5
R19 47
1
2
3
4
5
6
7
DEV_INT
DEV_SCL
DEV_SDA
R18 47
R20 47
I2C
5 pin female
VL+
VL1
VL2
VL3
VL4
nc
GND
Vcc+
Vout1
Vout2
Vout3
Vout4
nc
TS
14
13
12
11
10
9
8
INT
I2CSCL
I2CSDA
B
VDEV
MAX3378
F1
J4
7
C
6
C
VBus
DD+
ID
GND
1
2
3
4
5
MICROSMD110FTR
VBUS
R9 27
DR10 27
U6
USB_CONN
VDEV
1
2
3
5
6
7
IN
IN
IN
IN
IN
IN
8
V+
4
V-
D+
SN65220-Q1
R13 100k
4
5
6
DGND
D+
NC
GND
NC
3
2
1
U4
C5 0.01
A
A
SP721/SO
Title
I2C-USB Bridge
Size
B
Date:
5
4
3
2
Document Number
REF-13524
Friday, June 02, 2006
Rev
**
Sheet
1
1
of
1