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XL7056 Scheda tecnica(PDF) 5 Page - XLSEMI

Il numero della parte XL7056
Spiegazioni elettronici  2.1A 100KHz 90V Buck DC to DC Converter
PDF  11 Pages
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Produttore elettronici  XLSEMI [XLSEMI]
Homepage  http://www.xlsemi.com/
Logo XLSEMI - XLSEMI

XL7056 Scheda tecnica(HTML) 5 Page - XLSEMI

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XLSEMI
Datasheet
2.1A 100KHz 90V Buck DC to DC Converter
XL7056
Rev 1.2
www.xlsemi.com
5
XL7056 Electrical Characteristics
Ta = 25℃;unless otherwise specified.
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
System parameters test circuit figure4
VFB
FB Voltage
Vin =20V to 80V，Vout=15V
Iload=0.5A
1.225
1.25
1.275
V
ŋ
Efficiency
Vin=24V, Vout=15V
Iout=1.2A
-
95
-
%
ŋ
Efficiency
Vin=36V, Vout=15V
Iout=1.2A
-
94
-
%
ŋ
Efficiency
Vin=48V, Vout=15V
Iout=1.2A
-
93
-
%
ŋ
Efficiency
Vin=60V, Vout=15V
Iout=1.2A
-
92
-
%
ŋ
Efficiency
Vin=72V, Vout=15V
Iout=1.2A
-
91
-
%
Electrical Characteristics (DC Parameters)
Vin = 48V, GND=0V, Vin & GND parallel connect a 47uf/100V capacitor; Iout=0.2A, Ta =
25℃; the others floating unless otherwise specified.
Parameters
Symbol
Test Condition
Min.
Typ.
Max.
Unit
Input operation voltage
Vin
80
V
VIN UVLO
Vin_uvlo
6
V
Quiescent Supply Current
Iq
VFB =2V
2.1
5
mA
Oscillator Frequency
Fosc
75
100
135
KHz
Switch Current Limit
IL
VFB=0,
R3=0.035Ω
2.3
A
Output Power PMOS
Rdson
VIN=48V,
ISW=1.0A
260
mohm



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