APL5620 Datasheet, PDF (4/18 Pages) Anpec Electronics Coropration – 2A, Ultra Low Dropout (0.24V Typical) Linear Regulator

APL5620
Electrical Characteristics (Cont.)
Refer to the typical application circuits. These specifications apply over V_CNTL=5V, v_IN=1.8v, V_OUT=1.2V, and T_A= -40 ~ 85^oC, unless
otherwise specified. Typical values are at T_J=25^oC.
Symbol
Parameter
Test Conditions
APL5620
Unit
Min. Typ. Max.
PROTECTIONS
ILIM
ISHORT
Current-Limit Level
Short Current-Limit Level
TJ=25^οC
TJ= -40 ~ 125^οC
VFB<0.2V
3.0
3.6
4.3
A
2.5
-
-
-
0.8
-
A
Short Current-Limit Blanking Time From beginning of soft-start
TSD
Thermal Shutdown Temperature TJ rising
Thermal Shutdown Hysteresis
0.6
1.6
-
ms
-
170
-
o_C
-
50
-
o_C
ENABLE AND SOFT-START
EN Logic High Threshold Voltage VEN rising
EN Hysteresis
0.5
0.8
1.1
V
-
80
-
mV
EN Pull-High Current
EN=GND
-
5
-
µA
TSS
Soft-Start Interval
POWER-OK AND DELAY
0.3
0.6
1
ms
VTHPOK Rising POK Threshold Voltage VFB rising
90
92
94
%
POK Threshold Hysteresis
-
8
-
%
POK Pull-Low Voltage
POK sinks 5mA
-
0.25
0.4
V
POK Denounce Interval
VFB<falling POK voltage threshold
-
10
-
µs
POK Delay Time
From VFB =VTHPOK to rising edge of the
VPOK
1
2
4
ms
Copyright © ANPEC Electronics Corp.
4
Rev. A.2 - Jun., 2009
www.anpec.com.tw