AT43301_05 ATMEL [ATMEL Corporation], AT43301_05 Datasheet - Page 8
AT43301_05
Manufacturer Part Number
AT43301_05
Description
Low-cost USB Hub Controller
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.AT43301_05.pdf
(27 pages)
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Figure 2-1.
Figure 2-2.
8
AT43301
BUS_POWER
BUS_POWER
PS5
POWER SUPPLY
Bus-powered Hub
Self-powered Hub
GND
GND
5V OUT
GND
The diagrams of
agement scheme in the self-powered mode and bus-powered mode using an integrated switch
with built-in overcurrent protection.
Figure 2-1
U1
U2
U1
U2
IN
IN
PWR
PWR
GND
GND
CTL
CTL
AT43301
SWITCH
AT43301
SWITCH
and
Figure 2-2
VCC
OVC
VCC
OVC
FLG
FLG
OUT
OUT
show examples of the power supply and power man-
PORT_POWER
PORT_POWER
PORT_POWER
PORT_POWER
PORT_POWER
PORT_POWER
PORT_POWER
PORT_POWER
GND
GND
GND
GND
GND
GND
GND
GND
TO
DOWNSTREAM
DEVICES
TO
DOWNSTREAM
DEVICES
1137J–USB–01/06
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