AME8831_08 Datasheet, PDF (10/15 Pages) Analog Microelectronics – 150mA Hi-PSRR, Low-Quiescent LDO with In-Rush Current Control For USB Application

AME
AME8831
Line Transient Response
5.3
4.3
Time (20µS/Div)
150mA Hi-PSRR, Low-Quiescent LDO
with In-Rush Current Control
For USB Application
V_OUT vs Temperature
3.28
I_OUT=1mA
3.26
3.24
I_OUT=150mA
3.22
3.20
V_IN=4.3V
3.18
-40
-20
25
55
85
125
Temperature (^oC)
Output Voltage, Enable Voltage vs Time
(Start-Up)
5
0
3
2
V _IN=4.3V
1
V _OUT=3.3V
I_O=150mA
0
C_(SR)=0.22 µF
C_O =10µF
T_J=25^oC
Time (10mS/Div)
Output Voltage, Enable Voltage vs Time
(Start-Up)
5
0
C_(SR) =0.01µF
3
C_(SR)=0.1 µF
2
1
0
V _IN=4.3V
V _OUT=3.3V
I_O =150mA
C_O=10µF
T_J=25 ^oC
Time (10mS/Div)
Load Transient Response
200
100
0
0
-50
10
V_IN=4.3V
V_OUT =3.3V
C_O=10 µF
T_J=25^oC
Time (20µS/Div)
Stability vs ESR vs I_LOAD
100
Unstable Region
V_IN=4.3V
V_OUT =3.3V
C_L =1 µF
10
Stable Region
1
Untested Region
0.1
0
60
90
120
150
I_LOAD (mA)
Rev.H.05