Preliminary Datasheet
2A CMOS LDO REGULATOR
Electrical Characteristics
V
IN
= V
OUT
+0.5V, V
CTRL
= V
EN
=5V, T
A
=25
o
C, C
IN
=C
OUT
=10µF, C
CTRL
=1µF, I
OUT
=10mA,
Bold
typeface
applies -40
o
C≤T
A
≤85
o
C unless otherwise specified.
AP2132B
Parameter
Output Voltage
Input Voltage
Current Limit
Load Regulation
Line Regulation
Symbol
V
OUT
V
IN
I
Limit
V
RLOAD
V
RLINE
Conditions
V
IN
= V
OUT
+0.5V,
I
OUT
=10mA
Min
V
OUT
×
98%
1.4
Typ
Max
V
OUT
×
102%
5.5
Unit
V
V
A
V
IN
– V
OUT
= 1V
V
IN
=V
OUT
+0.5V, 10mA≤I
OUT
≤2A
V
OUT
+ 0.5V≤V
IN
≤5V
,
I
OUT
= 10mA
I
OUT
=500mA
3
10
2
80
150
300
300
250
0.1
60
60
±100
0.784
1.2
0.4
165
20
0.8
0.816
500
1.0
120
200
450
mV
mV
mV
mV
mV
µA
µA
µA
dB
dB
ppm/
o
C
V
V
V
o
Dropout Voltage
V
DROP
I
OUT
=1A
I
OUT
=2A
Supply Current
V
CTRL
Current
Power Supply
Rejection Ratio
Output Voltage
Temperature
Coefficient
Reference Voltage
Enable
Voltage
Enable
Voltage
“High”
“Low”
I
SUPPLY
I
CTRLH
I
CTRLL
PSRR
△
V
OUT
V
OUT
×
△
T
V
REF
V
IN
=V
OUT
+0.5V, I
OUT
=0mA
V
IN
= V
OUT
+0.5V, V
CTRL
=V
EN
=5V
V
IN
=V
OUT
+0.5V, Vctrl= 5V, V
EN
=0V
Ripple 0.5Vp-p,
V
IN
=V
OUT
+1V
f=100Hz
f=1kHz
I
OUT
=10mA, -40
o
C≤T
A
≤85
o
C
Adjust Short to V
OUT
Enable Input Voltage “High”
Enable Input Voltage “Low”
Thermal Shutdown
Thermal Shutdown
Hysteresis
V
OUT
Power
Good Voltage
V
PG
Hysteresis
Adjust
Pin
Threshold
Thermal Resistance
(Junction to Case)
OTSD
C
C
o
V
THPG
92
7
200
%
%
mV
ºC/W
θ
JC
PSOP-8
40
Oct. 2010 Rev. 1. 0
6
BCD Semiconductor Manufacturing Limited
BCDSEMI [ BCD SEMICONDUCTOR MANUFACTURING LIMITED ]
