Diodes AP2132B - Manual (Page 6)

Data Sheet
2A CMOS LDO REGULATOR AP2132B
Oct. 2012 Rev. 1. 1 BCD Semiconductor Manufacturing Limited
6
Electrical Characteristics
V
IN
=V
OUT
+0.5V, V
CTRL
=V
EN
=5V, T
A
=25 o C, C
IN
=C
OUT
=10 μF, C
CTRL
=1 μF, I
OUT
=10mA, unless otherwise
specified.
Parameter Symbol Conditions Min Typ Max Unit
Output Voltage V
OUT
V
IN
=V
OUT
+0.5V,
I
OUT
=10mA
V
OUT
×
98%
V
OUT
×
102%
V
Input Voltage V
IN
1.4 5.5 V
Current Limit I
LIMIT
V
IN
–V
OUT
=1V 3 A
Load Regulation V
RLOAD
V
IN
=V
OUT
+0.5V, 10mA≤I
OUT
≤2A 10 mV
Line Regulation V
RLINE
V
OUT
+0.5V≤V
IN
≤5V ,
I
OUT
=10mA
2 mV
Dropout Voltage V
DROP
I
OUT
=500mA 80 120 mV
I
OUT
=1A 150 200 mV
I
OUT
=2A 300 450 mV
Supply Current I
SUPPLY
V
IN
=V
OUT
+0.5V, I
OUT
=0mA 300 μA
V
CTRL
Current
I
CTRLH
V
IN
=V
OUT
+0.5V, V
CTRL
=V
EN
=5V 250 500 μA
I
CTRLL
V
IN
=V
OUT
+0.5V, V
CTRL
=5V, V
EN
=0V 0.1 1.0 μA
Power Supply
Rejection Ratio
PSRR
Ripple 0.5Vp-p,
V
IN
=V
OUT
+1V
f=100Hz 60 dB
f=1kHz 60 dB
Output Voltage
Temperature
Coefficient
V △
OUT
V
OUT
× T △
I
OUT
=10mA, -40 o C≤T
A
≤85 o C ±100 ppm/ o C
Short Circuit
Current
I
SHORT
0.3 0.5 A
Reference Voltage V
REF
Adjust Short to V
OUT
0.784 0.8 0.816 V
Enable “High”
Voltage
Enable Input Voltage “High” 1.2 V
Enable “Low”
Voltage
Enable Input Voltage “Low” 0.4 V
Thermal Shutdown OTSD 165 o C
Thermal Shutdown
Hysteresis
20 o C
V
OUT
Power
Good Voltage
V
THPG
92 %
V
PG
Hysteresis 7 %
Adjust Pin
Threshold
200 mV
Thermal Resistance
(Junction to Case)
θ
JC
PSOP-8 29 ºC/W