AAT4626
USB Dual-Channel Power Switch
Figure 4: Evaluation Board
Component Side Layout.
Figure 5: Evaluation Board
Solder Side Layout.
Figure 6: Evaluation Board
Top Side Silk Screen Layout /
Assembly Drawing.
Application Circuits
Ferrite Beads
7
8
IN
OUTA
VBUS = 5.0V
VBUS(A)
AAT4626
CIN
0.1μF
D+
COUT1
0.1μF
COUT2
120μF
D-
R1
100kΩ
R2
100kΩ
GND
USB Controller
On/Off A
1
ENA
2
3
4
DATA
(Port A)
Error Flag A
Error Flag B
On/Off B
FLGA
FLGB
ENB
Ferrite Beads
5
OUTB
VBUS(B)
D+
6
COUT3
COUT4
0.1μF
120μF
D-
GND
DATA
(Port B)
Figure 7: Typical Dual USB Host Port Application.
12
4626.2006.05.1.2
AAT [ ADVANCED ANALOG TECHNOLOGY, INC. ]
