AME, Inc.
AME8833/8834
High PSRR, 150mA CMOS LDO
n
Electrical Specifications
Parameter
Input Voltage
Symbol
V
IN
V
IN
=V
OUT
+0.5V, V
SHDN
=V
IN
, TA = 25
O
C,C
IN
=C
OUT
=1µF, AME8834 is tested with 2.45V output, unless otherwise noted
Test Condition
25
o
C
-40
o
C~85
o
C
25
o
C
-40
o
C~85
o
C
25
o
C
-40
o
C~85
o
C
25
o
C
Min
Note1
AME8833
I
O
=0.1mA
AME8834
Output Voltage Accuracy
V
O
AME8833
I
O
=150mA
AME8834
Dropout Voltage
Current Limit
Foldback Current
Quiescent Current
Ground Pin Current
V
DROPOUT
I
LIM
I
FB
I
Q
I
GND
I
O
=150mA
-1
-2
-1.5
-2.5
-2
-2.5
-2
-2.5
Typ
Max
5.5
1
2
1.5
2.5
2
2.5
2
2.5
500
1000
150
200
80
60
50
-0.2
-0.4
-1
-2
137
23
30
R
O
=100
Ω
C
O
=0.22
µ
F
f=10Hz to 100kHz
I
O
=10mA
f=1kHz
Co=0.22
µ
F
0.8xV
IN
0
0.01
0.1
0.5
1
0
1.206
V
IN
=5.5V
V
ADJ
=1.3V
TA= 25
o
C
TA= 85
o
C
0.4
1.225 1.243
0.05
0.1
0.1
1
70
30
Vin
0.6
0.2
%
0.4
1
%
2
o
o
Units
V
%
%
-40
o
C~85
o
C
V
OUT
>= 2.0V
V
OUT
< 2.0V
V
OUT
=V
O(NOM)
-2%
V
O
>800mV
V
O
=0V
V
IN
=5V, I
O
=0mA
V
IN
=5V, I
O
=1mA to 150mA
I
O
=0.1mA, V
OUT
>2.0V
V
IN
=V
OUT
+0.5V to 5.5V
I
O
=0.1mA, V
OUT
<=2.0V
V
IN
=V
OUT
+1V to 5.5V
V
OUT
>2.0V
V
IN
=V
OUT
+0.5V
V
OUT
<=2.0V
V
IN
=V
OUT
+1V
mV
mA
mA
µ
A
µ
A
Line Regulation
REG
LINE
Load Regulation
REG
LOAD
I
O
=0.1 to 150mA
Over Temperature Shutdown
Over Temperature Hysterisis
V
O
Temperature Coefficient
Power Supply Rejection
Output Voltage Noise
SHDN Input Threshold
SHDN Input Bias Current
Shutdown Supply Current
Shutdown Output Voltage
ADJ Refernece Voltage
(AME8834)
ADJ Input Bias Current
(AME8834)
OTS
OTH
TC
PSRR
eN
V
SHDNH
V
SHDNL
C
C
ppm/
o
C
dB
µ
Vrms
V
V
µ
A
µ
A
V
V
µ
A
7
V
SHDN
= 0.8 x V
IN
V
SHDN
= 0.6V
V
IN
= 5V
EN = 0V or 5V
TA= 25
o
C
TA= 85
o
C
TA=25
o
C
I
SD
V
O,SD
V
REF
V
IN
=5V
V
O
=0V
TA=85
o
C
Output Loading<= 1200 ohm, V=0V
Note1:V
IN(min)
=V
OUT
+V
DROPOUT
AME [ ANALOG MICROELECTRONICS ]
