AAT4674_08 ANALOGICTECH [Advanced Analogic Technologies], AAT4674_08 Datasheet - Page 4

• Manufacturer Part Number: AAT4674_08
• Description: Power Supply Selector Switch
• Manufacturer: ANALOGICTECH [Advanced Analogic Technologies]

Electrical Characteristics
V
1. The AAT4674 is guaranteed to meet performance specifications over the -40°C to +85°C operating temperature range and is assured by design, characterization, and correla-
4
4
SmartSwitch
SmartSwitch
Operation
Power Switches
Current Regulation
Logic Control / Protection
INX
Symbol
V
R
R
t
tion with statistical process controls.
V
V
I
I
I
SOFT_START
DROOP_OUT
I
I
I
DS(ON) IN1
DS(ON) IN2
IN1_SHDN
IN2_SHDN
LIM_range
V
I
I
V
UVLO_IN1
UVLO_IN2
LIM_ACC
T
IN1_SLP
IN2_SLP
IN1_OP
IN2_OP
V
V
IH(EN)
= 5V, T
IL(EN)
SHDN
IN1
IN2
A
Description
IN1 Operating Voltage Range
IN2 Operating Voltage Range
IN1 Under-Voltage Lockout
IN2 Under-Voltage Lockout
IN1 Normal Operating Current
IN1 Shutdown Mode Current
IN1 Sleep Current
IN2 Normal Operating Current
IN2 Shutdown Mode Current
IN2 Sleep Current
IN1-to-OUT FET On-Resistance
IN2-to-OUT FET On-Resistance
OUT Voltage Droop From the Lower Voltage of IN1 and
IN2, When Switching Over Between IN1 and IN2
Soft-Start Delay
IN1/IN2 Current Limit Range
IN1/IN2 Current Limit Accuracy
Logic High Threshold
Logic Low Threshold
Chip Thermal Shutdown Temperature
= -40 to +85°C, unless otherwise noted. Typical values are at T
TM
TM
1
w w w . a n a l o g i c t e c h . c o m
w w w . a n a l o g i c t e c h . c o m
Conditions
Rising edge
Hysteresis
Rising edge
Hysteresis
V
V
V
V
V
V
V
V
V
V
I
Delay of start from EN, or UVLO
R
Threshold
Hysteresis
O(OUT)
IN1
IN1
IN1
IN2
IN2
IN1
IN1
IN1
IN2
IN2
IIN1/IIN2
= 5V, V
= V
= 2.5V, V
= 5V, V
= V
= 5V, V
= 5.0V
= 3.5V
= 5.0V
= 3.5V
= 0.5A, C
EN
EN
= 100kΩ
= 5V, OUT open
= 5V, OUT open
EN
EN
IN2
IN2
= 0V
= 0V
= 2.5V, V
O(OUT)
= 5V, V
A
Power Supply Selector Switch
Power Supply Selector Switch
= 25°C.
= 10μF
PRODUCT DATASHEET
PRODUCT DATASHEET
EN
EN
=0V
= 0V
AAT4674
AAT4674
Min Typ
2.5
2.5
0.2
0.8
1.6
0.12
0.14
0.12
0.14
150
100
140
0.1
0.1
10
10
15
1
1
1
4674.2008.02.1.1
4674.2008.02.1.1
Max
0.15
0.18
0.15
0.18
2.3
2.3
2.0
1.2
0.4
30
30
6
6
1
5
1
5
Units
mV
μA
μA
μA
μA
μA
μA
°C
μs
Ω
Ω
V
V
V
V
A
A
V
V