AAT3236
300mA CMOS High Performance LDO
Electrical Characteristics
V
IN
= V
OUT(NOM)
+ 1V, I
OUT
= 1mA, C
OUT
= 2.2µF, C
IN
= 1µF, C
BYP
= 10nF, T
A
= -40°C to +85°C, unless other-
wise noted. For typical values, T
A
= 25°C.
Symbol
V
OUT
I
OUT
V
DO
I
SC
I
Q
I
SD
ΔV
OUT
/
V
OUT
*ΔV
IN
Description
Output Voltage Tolerance
Output Current
Dropout Voltage
1
Short-Circuit Current
Ground Current
Shutdown Current
Line Regulation
Conditions
I
OUT
= 1mA to 300mA
Min
T
A
= 25°C
-1.5
T
A
= -40 to 85°C -2.5
300
Typ
Max
1.5
2.5
Units
%
mA
mV
mA
µA
µA
%/V
mV
mV
V
V
µA
dB
V
OUT
> 1.2V
I
OUT
= 300mA
V
OUT
< 0.4V
V
IN
= 5V, No Load, EN = V
IN
V
IN
= 5V, EN = 0V
V
IN
= V
OUT
+ 1 to 5.5V
300
600
100
500
150
1
0.07
ΔV
OUT
(line) Dynamic Line Regulation
ΔV
OUT
(load)
V
EN(L)
V
EN(H)
I
EN
PSRR
Dynamic Load Regulation
Enable Threshold Low
Enable Threshold High
Leakage Current Enable Pin
Power Supply Rejection Ratio
Over-Temperature Shutdown
Threshold
Over-Temperature Shutdown
Hysteresis
Output Noise
Output Voltage Temperature
Coefficient
V
IN
= V
OUT
+ 1V to V
OUT
+ 2V,
I
OUT
= 150mA, T
R
/T
F
= 2µs
I
OUT
= 1mA to 150mA, T
R
<5µs
1.5
V
EN
= 5V
1kHz
I
OUT
= 10mA, C
BYP
= 10nF 10kHz
1MHz
1
30
0.6
1
70
50
47
150
10
45
22
T
SD
T
HYS
e
N
T
C
°C
°C
µV
RMS
ppm/°C
1. V
DO
is defined as V
IN
- V
OUT
when V
OUT
is 98% of nominal.
4
3236.2007.03.1.4