AME, Inc.
5A Low Dropout
Positive Voltage Regulator
AME1084
n Electrical Specifications
AME1084Axxx
Test Condition
VIN = VOUT +1.5V~12V,
Parameter
Symbol
Min
Typ Max Units
TJ = 25oC
0oC~70oC
1.238
1.225
1.262
Reference voltage
(adjustable voltage)
VREF
1.250
V
%
%
V
IO = 10mA
VIN = VOUT +1.5V~12V,
IO = 10mA
1.275
0oC~70oC
Line regulation
Load regulation
RegLINE
RegLOAD
VD
-
-
-
0.015 0.2
VIN = VOUT +1.5V~12V,
IO = 10mA~5A
0oC~70oC
0.05
1.2
0.3
1.4
Dropout voltage
DVOUT, DVREF = 1%
0oC~70oC
0oC~70oC
IO = 10mA ~ 5A
Current limit
IS
VIN = VOUT +1.5V~12V
5.0
-
-
-
-
A
%/oC
Temperature Coefficient
TC
VIN = VOUT +1.5V~12V, IO = 10mA~5A
0.005
VIN = VOUT +1.5V~12V,
0oC~70oC
Adjust pin current
IADJ
-
-
55
120
5
IO = 10mA~5A
mA
VIN = VOUT +1.5V~12V,
0oC~70oC
Adjust pin current change
DIADJ
0.2
IO = 10mA~5A
0oC~70oC
Temperature stability
Minimum load current
RMS output noise
TS
IO
VIN = 5V, IO = 500mA
-
10
-
0.5
-
-
-
-
-
%
mA
%VO
dB
VIN = 5V
TJ = 25oC
VN
RA
0.003
72
0oC~70oC
Ripple rejection ratio
VIN = 5V, IO = 5A
-
AME1084Bxxx
Parameter
Test Condition
Symbol
Min
1.485
1.470
Typ Max Units
TJ =25oC
0oC~70oC
1.515
Output voltage
(fixed voltage)
Vo
VIN = 3V, IO = 0A
1.500
V
%
%
1.530
0oC~70oC
Line regulation
Load regulation
RegLINE VIN = 3V~12V, IO = 0A
-
-
0.015 0.2
VIN = 3V~12V
RegLOAD
0oC~70oC
0.05
1.2
0.3
1.4
IO = 0A~5A
Dropout voltage
0oC~70oC
VD
IO = 0A ~ 5A
-
V
DVOUT, DVREF = 1%
0oC~70oC
0oC~70oC
Current limit
IS
VIN = 3V~12V
5.0
-
-
-
A
Quiescent current
(fixed model)
IQ
VIN = 5V, IO = 0A~5A
12
13
mA
%/oC
%
Temperature Coefficient
Temperature stability
RMS output noise
TC
TS
VIN = 3V~12V, IO = 0A~5A
-
-
-
-
0.005
0.5
-
-
-
-
0oC~70oC
VIN = 5V, IO = 500mA
TJ = 25oC
VIN = 5V, IO = 5A
VN
RA
0.003
72
%VO
0oC~70oC
Ripple rejection ratio
dB
Rev.N.02
9
AME [ ANALOG MICROELECTRONICS ]
