APL5934
Electrical Characteristics (Cont.)
Unless otherwise specified, these specifications apply over VCNTL=5V, VIN=1.8V, VOUT= 1.2V and TA= -40 ~ 85 oC. Typical values
are at TA=25oC.
APL5934
Symbol
Parameter
Test Conditions
Unit
Min.
Typ.
Max.
SUPPLY CURRENT
IVCNTL
ISD
VCNTL Supply Current
EN = High or ENB = Low, IOUT=0A
-
-
-
100
120
3
mA
mA
mA
VCNTL Supply Current at Shutdown EN = Low, or ENB = High
VIN Supply Current at Shutdown EN = Low, or ENB = High
POWER-ON-RESET (POR)
Rising VCNTL POR Threshold
-
-
1
2.5
-
2.7
0.4
0.9
0.5
2.9
-
V
V
V
V
VCNTL POR Hysteresis
Rising VIN POR Threshold
VIN POR Hysteresis
0.8
-
1.0
-
OUTPUT VOLTAGE
VREF
Reference Voltage
FB=VOUT
-
0.8
-
-
V
VCNTL=3.0 ~ 5.5V, IOUT= 0~3A,
TJ= -40~125oC
Output Voltage Accuracy
-1.5
+1.5
%
Load Regulation
IOUT=0A ~3A
-
- 0.15
-
0.06
0.25
+ 0.15
-
%
%/V
W
Line Regulation
IOUT=10mA, VCNTL= 3.0 ~ 5.5V
VCNTL=5V, VEN=0V, VOUT<0.8V
VFB=0.8V
-
85
-
VOUT Pull-low Resistance
FB Input Current
-100
100
nA
DROPOUT VOLTAGE
TJ=25oC
-
-
0.26
-
0.31
0.42
VOUT=2.5V
TJ=-40~125oC
TJ=25oC
VCNTL=5.0V,
IOUT=3A
VDROP
VIN-to-VOUT Dropout Voltage
-
-
0.24
-
0.29
0.40
V
A
VOUT=1.8V
TJ=-40~125oC
TJ=25oC
TJ=-40~125oC
-
0.23
0.28
0.38
6.7
-
VOUT=1.2V
-
-
5.7
-
TJ=25oC
TJ= -40 ~ 125oC
4.7
4.2
ILIM
Current-Limit Level
PROTECTIONS
ISHORT Short Current-Limit Level
VFB<0.2V
-
0.6
145
-
1.1
1.5
150
50
-
-
-
-
A
Short Current-Limit Blanking Time
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
From beginning of soft-start
TJ rising
ms
oC
oC
TSD
Copyright ã ANPEC Electronics Corp.
5
www.anpec.com.tw
Rev. A.6 - Apr., 2018