AME1084 Datasheet, PDF (5/16 Pages) Analog Microelectronics – 5A Low Dropout Positive Voltage Regulator

Analog Microelectronics, Inc.
AME1084
5A Low Dropout
Positive Voltage Regulator
n Electrical Characteristics
1. 1084AXXX
Pa ra m e te r
Reference voltage
(adjustable voltage)
Line regulation
Load regulation
Dropout voltage
∆ ^VOUT^, ∆ ^VREF ^{= 1%}
Symbol
Test Conditions
Min.
V_REF
V_IN = 5V
I_O = 10mA
T_J =25^OC 1.238
Over temp. 1.225
Reg_LINE
V_IN = 2.75 - 7V
I_O = 10mA
T_J =25^OC
-
Over temp. -
Reg_LOAD
V_IN = 5V
I_O = 10mA - 5A
T_J =25^OC
-
Over temp. -
V_D
V_IN = 2.75 - 7V
I_O = 10mA - 5A
T_J =25^OC
-
Over temp. -
Current limit
I_S V_IN = 2.75 - 7V, Over temp.
5.0
Temperature Coefficient
Adjust pin current
T_C V_IN = 2.75 - 7V, I_O = 10mA - 5A
-
I_ADJ
V_IN = 2.75 - 7V
I_O = 10mA - 5A
T_J = 25^OC
-
Over temp. -
Adjust pin current change _∆I_ADJ
V_IN = 2.75 - 7V, I_O = 10mA - 5A
Over temp.
-
Temperature stability
T_S V_IN = 5V, I_O = 500mA, Over temp.
0.5
Minimum load current
I_O
V_IN = 5V
-
RMS output noise
V_N T_J = 25^OC
-
Ripple rejection ratio
R_A V_IN = 5V, I_O = 5A, Over temp.
60
Typ.
1.250
0.015
0.035
0.05
0.2
1.2
1.3
-
0.005
55
-
0.2
0.5
5
0.003
72
Max.
1.262
1.275
0.2
0.2
0.3
0.4
1.4
-
-
-
-
90
5
-
10
-
-
Units
V
%
%
V
A
%/^OC
µ^A
%
mA
%V_O
dB
2. 1084DXXX
P a ra m e te r
Output voltage
(fixed voltage)
Line regulation
Load regulation
Dropout voltage
∆ ^VOUT^, ∆ ^VREF ^{= 1%}
Current limit
Quiescent current
(fixed model)
Temperature Coefficient
Temperature stability
RMS output noise
Ripple rejection ratio
Symbol
Test Conditions
Min.
Vo
V_IN = 5V
I_O = 0A
T_J =25^OC 3.267
Over temp. 3.234
Reg_LINE
V_IN = 4.5 - 7V
I_O = 0A
T_J =25^OC
-
Over temp. -
Reg_LOAD
V_IN = 5V
I_O = 0A - 5A
T_J =25^OC
-
Over temp. -
V_D
V_IN = 4.5 - 7V
I_O = 0A - 5A
T_J =25^OC
-
Over temp. -
I_S V_IN = 4.5 - 7V, Over temp.
5.0
I_Q V_IN=5V, Io=0-5A, Over temp.
-
T_C V_IN = 4.5 - 7V, I_O = 0A - 5A
-
T_S V_IN = 5V, I_O = 500mA, Over temp.
0.5
V_N T_J = 25^OC
-
R_A V_IN = 5V, I_O = 5A, Over temp.
60
Typ.
3.300
0.015
0.035
0.05
0.2
1.2
1.3
-
Max.
3.333
3.366
0.2
0.2
0.3
0.4
1.4
-
-
12
13
0.005 -
0.5
-
0.003 -
72
-
Units
V
%
%
V
A
mA
%/⁰C
%
%V_O
dB
5