Datasheet

MIC2025/2075 Micrel, Inc.
MIC2025/2075 12 June 2010
V
BUS
D+
D–
GND
USB
Port
Data
EN OUT
FLG IN
ON/OFF
OVERCURRENT
MIC2025/753.3V USB Controller
GND OUT
NC
V
CC
5.0V
0.1µF
10k
IN OUT
GND
4.50V to 5.25V
Upstream V
BUS
100mA max.
Ferrite
Beads
120µF
V
BUS
D+
D–
GND
Data
1µF
1µF
VIN
GND
3.3V
NC
MIC5203-3.3
0.01µF
Figure 5 USB Host Application
V
BUS
D+
D–
GND
USB Downstream
Connector
(Up to four
ganaged ports)
Data
EN OUT
FLG IN
ON/OFF
OVERCURRENT
MIC2025/75
USB Logic Controller
GND OUT
NC
0.1µF
1.5k
IN OUT
GND
USB Upstream
Connector
Ferrite
Beads
120µF
V
BUS
D+
D–
GND
Data
0.1µF 0.1µF
VIN
GND
3.3V
NC
MIC5203-3.3
(LDO)
0.01µF
1.5K
Figure 6. USB Bus-Powered Hub