Datasheet
XL4005
5A 300KHz 32V Buck DC to DC Converter
XL4005 Electrical Characteristics
Ta = 25℃;unless otherwise specified.
Symbol
Parameter
Test Condition
Min. Typ. Max. Unit
System parameters test circuit figure4
Feedback
Voltage
Vin = 5V to 32V, Vout=5V
VFB
0.776 0.8 0.824
90
V
Iload=0.5A to 5A
Vin=12V ,Vout=5V
Iout=5A
Efficiency
-
-
%
ŋ
Electrical Characteristics (DC Parameters)
Vin = 12V, GND=0V, Vin & GND parallel connect a 220uf/50V capacitor; Iout=500mA, Ta =
25℃; the others floating unless otherwise specified.
Parameters
Symbol
Vin
Test Condition
Min. Typ. Max. Unit
Input operation voltage
Shutdown Supply Current
5
32
V
ISTBY
VEN=0V
60
3
200
uA
VEN =2V,
VFB =Vin
Quiescent Supply Current
Iq
5
mA
Oscillator Frequency
Switch Current Limit
Fosc
IL
240
300
8
360
Khz
A
VFB =0
High (Regulator ON)
Low (Regulator OFF)
1.4
0.8
EN Pin Threshold
VEN
V
IH
IL
VEN =2V (ON)
VEN =0V (OFF)
VFB=0V
1
1
15
15
uA
uA
%
EN Pin Input Leakage
Current
Max. Duty Cycle
DMAX
100
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