AME, Inc.
AME8843
Ground Current vs. Input Voltage
45
40
750mA CMOS LDO
Load Step (1mA-600mA)
Vo(10mV/DIV)
Ground Current (µ A)
µ
35
30
25
85
O
C
Out
put
C
L
=2.
2µF
CI
N=2.
2µF
15
10
5
0
0
1
2
3
4
5
6
7
8
I
L
(200mA/DIV)
20
25 C
O
I
Load
0
Input Voltage (V)
TIME ( 20mS/DIV)
Drop Out Voltage vs. Output Voltage
0.3
0
-10
Power Supply Rejection Ratio
Drop Out Voltage (V)
0.25
I
LOAD
=600mA
PSRR (dB)
-20
-30
-40
-50
-60
0.2
C
L
=2.2µF Tantalum
C
BYP
=0
100mA
0.15
0.1
100mA
10mA
0.05
-70
-80
2
2.5
3
3.5
4
4.5
5
5.5
10
100
µ
A
1K
100
µ
A
100K
1mA
10M
0
Output Voltage (V)
Frequency (Hz)
Safe Operating Area
750
500
Output Current (mA)
75
O
C
rise
V
IN
(1V/DIV)
Line Transient Response
SOT-223
370
With HS capable of twice
θ
jc
3
1.2 2
Input-Output Voltage Differential (V)
V
OUT
(10mV/DIV)
C
LOAD
=2.2µF
I
LOAD
=1mA
V
OUTDC
=3.3V
V
INDC
=4.5V
TIME (200mS/DIV)
6