Data Sheet
3A LOW DROPOUT LINEAR REGULATOR
Electrical Characteristics (Continued)
Typicals and limits appearing in normal type apply for T
J
=25
o
C. Limits appearing in
Boldface
type apply over
the entire operating junction temperature range 0 to 125
o
C.
Parameter
Line Regulation
Symbol
∆V
OUT
AZ1085-5.0,
Conditions
I
OUT
=10mA,
6.5V≤V
IN
≤10V
0mA≤I
OUT
≤3A,
V
IN
-V
OUT
=3V
0mA≤I
OUT
≤3A,
V
IN
-V
OUT
=3V
0mA≤I
OUT
≤3A,
V
IN
-V
OUT
=3V
0mA≤I
OUT
≤3A,
V
IN
-V
OUT
=3V
0mA≤I
OUT
≤3A,
V
IN
-V
OUT
=3V
0mA≤I
OUT
≤3A,
V
IN
-V
OUT
=3V
0mA≤ I
OUT
≤3A,
V
IN
-V
OUT
=3V
Min
Typ
0.5
1
0.1
0.2
3
7
3
7
3
7
3
7
3
7
5
10
1.3
3.2
4.5
3
5
60
72
10
10
Max
10
10
0.3
0.4
15
20
15
20
15
20
15
20
15
20
20
35
1.5
Unit
mV
AZ1085
AZ1085-ADJ,
%
AZ1085-1.5,
mV
AZ1085-1.8,
mV
Load Regulation
∆V
OUT
AZ1085-2.5,
mV
AZ1085-2.85,
mV
AZ1085-3.3,
mV
AZ1085-5.0,
mV
Dropout Voltage
Current Limit
Minimum Load Current
Quiescent Current
Ripple Rejection
V
DROP
I
LIMIT
I
LOAD
(MIN)
I
Q
PSRR
I
OUT
=3A,
∆V
REF,
∆V
OUT
=1%
V
IN
-V
OUT
=3V
V
IN
=10V (AZ1085-ADJ)
V
IN
=10V (AZ1085)
f
RIPPLE
=120Hz, C
OUT
=25µF, I
OUT
=3A,
V
IN
-V
OUT
= 3V
V
IN
= 4.25V, I
OUT
= 10mA
10mA
≤
I
OUT
≤ 3A,
1.5V
≤
V
IN
-V
OUT
≤
6V
T
A
= 125
o
C, 1000Hrs
I
OUT
=10mA, V
IN
-V
OUT
=1.5V
T
A
=25
o
C, 10Hz≤f≤10kHz
V
A
mA
mA
dB
µA
µA
Adjust Pin Current
Adjust Pin Current
Change
Long Term Stability
Temperature Stability
RMS Noise
(% of V
OUT
)
I
ADJ
∆I
ADJ
55
0.2
120
5
0.5
0.5
0.003
%
%
%
Mar. 2007 Rev. 1. 3
7
BCD Semiconductor Manufacturing Limited