Analog Microelectronics, Inc.
AME8808
750mA CMOS LDO
Ground Current vs. Input Voltage
45
40
Load Step ( 1mA-600mA)
Vo(10mV/DIV)
Ground Current (µA)
µ
35
30
25
20
15
10
5
0
0
1
2
3
4
85
O
C
Output
C
L
=2.2µF
CIN=2.2µF
25
O
C
I
L
(200mA/DIV)
I
L o a d
0
TIME ( 20mS/DIV)
5
6
7
8
Input Voltage (V)
Drop Out Voltage vs. Output Voltage
0.3
Power Supply Rejection Ratio
0
-10
Drop Out Voltage (V)
0.25
0.2
0.15
0.1
0.05
0
2
2.5
3
3.5
I
L O A D
= 6 0 0 m A
-20
PSRR (dB)
-30
-40
-50
-60
-70
C
L
=2.2
µF
Tantalum
C
B Y P
=0
100mA
100mA
10mA
100
µA
100
µA
1mA
4
4.5
5
5.5
-80
1.0E+01
1.0E+03
1.0E+05
1.0E+07
Output Voltage (V)
Frequency (Hz)
Safe Operating Area
V
IN
(1V/DIV)
Line Transient Response
Output Current (mA)
75
O
C rise
SOT-223
DPAK-2
With HS capable of twice
θ
jc
V
OUT
(10mV/DIV)
C
L O A D
=2.2µF
I
L O A D
= 1 m A
V
O U T D C
=3.3V
V
I N D C
=4.5V
Input-Output Voltage Differential (V)
TIME (200mS/DIV)
7
AME [ ANALOG MICROELECTRONICS ]
