AAT4626
USB Dual-Channel Power Switch
Electrical Characteristics
VIN = 5V, TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = 25°C; bold values desig-
nate full temperature range.
Symbol
Description
Conditions
Min
0.8
Typ Max Units
IQ
Quiescent Current
VIN = 5V, ENA and ENB Active
Low-to-High Transition
High-to-Low Transition
VEN = 0V to 5.5V
20
40
µA
2.4
VIN-THRSH
Enable Input Threshold
V
IEN
Enable Input Current
0.01
1
1
µA
pF
CEN
Enable Input Capacitance
V
IN = 5V, Each Switch, TA = 25°C
90
130
150
RDS(ON)
On-Resistance
mΩ
VIN =3.0V, Each Switch, TA = 25°C
VIN = 5V, RL = 10Ω
RL = 10Ω
VIN = 5V, RL = 10Ω
RL = 10Ω
EN = Inactive, VIN = 5.5V, VOUT = 0V
Ramped Load Applied to Enable
Output, VOUT < 4.0V
TJ Increasing
100
0.25
0.2
5
TON
Output Turn-On Delay
Output Turn-On Rise Time
Output Turn-Off Delay
Output Turn-Off Fall Time
Output Leakage Current
ms
ms
µs
TON-RISE
TOFF
TOFF-FALL
ISD(OFF)
20
20
1
µs
0.03
1.0
µA
ILIMIT
Current Limit Threshold
0.75
2.0
1.50
A
125
115
30
OTMP
Over-Temperature Shutdown
°C
TJ Decreasing
RFLG
ISINK
Error Flag Output Resistance
Error Flag Off Current
Under-Voltage Lockout
Fault Blanking
VIN = 5V, IL = 1mA
Ω
µA
V
VFLG = 5.5V
0.05
2.3
2
1
VUVLO
TBLANK
VIN = Increasing, 1% Hysteresis
2.7
ms
4
4626.2006.05.1.2
AAT [ ADVANCED ANALOG TECHNOLOGY, INC. ]
