AAT3221/2
150mA NanoPower™ LDO Linear Regulator
Electrical Characteristics
V
IN
= V
OUT(NOM)
+ 1V, I
OUT
= 1mA, C
OUT
= 1µF, T
A
= 25°C, unless otherwise noted.
Symbol
V
OUT
I
OUT
I
SC
I
Q
I
SD
∆V
OUT
/
V
OUT
*∆V
IN
Description
DC Output Voltage Tolerance
Output Current
Short-Circuit Current
Ground Current
Shutdown Current
Line Regulation
Conditions
V
OUT
> 1.2V
V
OUT
< 0.4V
V
IN
= 5V, No Load
EN = Inactive
V
IN
= 4.0V to 5.5V
V
OUT
V
OUT
V
OUT
V
OUT
V
OUT
V
OUT
V
OUT
V
OUT
I
L
= 1 to 100mA V
OUT
V
OUT
V
OUT
V
OUT
V
OUT
V
OUT
V
OUT
V
OUT
V
OUT
V
OUT
V
OUT
V
OUT
V
OUT
V
OUT
V
OUT
I
OUT
= 100mA
V
OUT
V
OUT
V
OUT
V
OUT
V
OUT
V
OUT
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
1.6
1.7
1.8
1.9
2.0
2.3
2.4
2.5
2.6
2.7
2.8
2.85
2.9
3.0
3.1
3.3
3.5
2.3
2.4
2.5
2.6
2.7
2.8
2.85
2.9
3.0
3.1
3.3
3.5
Min
-2.0
150
Typ
Max
2.0
Units
%
mA
mA
µA
nA
%/V
350
1.1
20
0.15
1.2
1.1
1.0
1.0
0.9
0.8
0.8
0.8
0.8
0.7
0.7
0.7
0.7
0.6
0.6
0.5
0.5
230
220
210
205
200
190
190
190
190
188
180
180
2.5
0.4
1.69
1.67
1.65
1.62
1.58
1.45
1.40
1.35
1.30
1.25
1.20
1.20
1.18
1.15
1.06
1.00
1.00
275
265
255
247
240
235
230
228
225
222
220
220
∆V
OUT
/V
OUT
Load Regulation
%
V
DO
Dropout Voltage
1, 2
mV
1. V
DO
is defined as V
IN
- V
OUT
when V
OUT
is 98% of nominal.
2. For V
OUT
< 2.3V, V
DO
= 2.5V - V
OUT
.
4
3221.2005.12.1.11
AAT [ ADVANCED ANALOG TECHNOLOGY, INC. ]
