AME1085 Datasheet, PDF (4/14 Pages) Analog Microelectronics – 3A Low Dropout Positive Voltage Regulator

Analog Microelectronics, Inc.
AME1085
3A Low Dropout
Positive Voltage Regulator
n Electrical Characteristics
AME1085AXXX
Parameter
Reference voltage
(adjustable voltage)
Line regulation
Load regulation
Dropout voltage
∆^VOUT^, ∆^VREF ^{= 1%}
Current limit
Temperature Coefficient
Temperature stability
Minimum load current
RMS output noise
Ripple rejection ratio
Symbol
Test Conditions
Min.
V_REF
V_IN = 5V
I_O = 10mA
Reg_LINE
V_IN = 2.75 - 7V
I_O = 10mA
Reg_LOAD
V_IN = 5V
I_O = 10mA - 3A
V_D
V_IN = 2.75 - 7V
I_O = 10mA - 3A
T_J =25⁰C 1.238
Over temp. 1.225
T_J =25⁰C
-
Over temp. -
T_J =25⁰C
-
Over temp. -
T_J =25⁰C
-
Over temp. -
I_S V_IN = 2.75 - 7V, Over temp.
3.0
T_C V_IN = 2.75 - 7V, I_O = 10mA - 3A
-
T_S V_IN = 5V, I_O = 500mA, Over temp.
-
I_O V_IN = 5V
-
V_N T_J =25⁰C
-
R_A V_IN = 5V, I_O = 3A, Over temp.
60
Typ.
1.250
0.015
0.035
0.05
0.2
1.2
1.3
-
0.005
0.5
5
0.003
72
Max.
1.262
1.275
0.2
0.2
0.3
0.4
1.4
-
-
-
-
10
-
-
Units
V
%
%
V
A
%/^OC
%
mA
%V₀
dB
AME1085DXXX
Parameter
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 ^{VIN = 5V}
I_O = 0A
T_J =25⁰C 3.267
Over temp. 3.234
Reg_LINE
V_IN =4.5 - 7V
I_O = 0A
T_J =25⁰C
-
Over temp. -
Reg_LOAD
V_IN = 5V
I_O = 0A - 3A
T_J =25⁰C
-
Over temp. -
V_D
V_IN = 4.5 - 7V
I_O = 0A - 3A
T_J =25⁰C
-
Over temp. -
I_S V_IN = 4.5 - 7V, Over temp.
3.0
I_Q V_IN = 5V, Io=0A - 3A, Over temp.
-
T_C V_IN = 4.5 - 7V, I_O = 0A - 3A
-
T_S V_IN = 5V, I_O = 500mA, Over temp.
-
V_N T_J =25⁰C
-
R_A V_IN = 5V, I_O = 3A, Over temp.
60
Typ.
3.300
0.015
0.035
0.05
0.2
1.2
1.3
-
12
0.005
0.5
0.003
72
Max.
3.333
3.366
0.2
0.2
0.3
0.4
1.4
-
-
13
-
-
-
-
Units
V
%
%
V
A
mA
%/⁰C
%
%V₀
dB
4