5V/3V PC Card Power Switch
Pin Descriptions
Pin #
1
2
3
4
5
6, 7
8
AAT4650
Symbol
GND
CTL0
CTL1
FAULT
VCC3
VCC
VCC5
Function
Ground connection.
Control input (see Control Logic Table below).
Control input (see Control Logic Table below).
Open drain output; signals over-current condition.
3V supply.
Output (see Control Logic Table below).
5V supply.
Pin Configuration
SOP-8 / TSSOP-8
(Top View)
GND
CTL0
CTL1
FAULT
1
2
8
7
3
4
6
5
VCC5
VCC
VCC
VCC3
1
2
Control Logic Table
CTL1
0
0
1
1
CTL0
0
1
0
1
Function
OFF
5V
3V
HiZ
Result
5k V
CC
to GND
V
CC
= V
CC5
V
CC
= V
CC3
Both FETs OFF
2
4650.2006.05.1.2