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STPS1545CFPSTN/a50avaiPOWER SCHOTTKY RECTIFIER
STPS1545CTSTN/a814avaiPOWER SCHOTTKY RECTIFIER
STPS1545CT.. |STPS1545CTSTN/a46avaiPOWER SCHOTTKY RECTIFIER


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STPS1545CFP-STPS1545CT-STPS1545CT..
POWER SCHOTTKY RECTIFIER
STPS1545CT/CF/CG/CFP/CR
August 2002- Ed:4F
POWER SCHOTTKY RECTIFIER
MAIN PRODUCT CHARACTERISTICS
Very small conduction losses Negligible switching losses Extremely fast switching Insulated package: ISOWATT220AB, TO-220FPAB
Insulating voltage= 2000V DC
Capacitance= 12pF
FEATURES AND BENEFITS

Dual center tap Schottky rectifier suited for
SwitchMode Power Supply and high frequency DC DC converters.
Packaged eitherin TO-220AB, ISOWATT220AB,
TO-220FPAB,D2 PAKorI2 PAK, this deviceis es-
pecially intended for usein low voltage, high fre-
quency inverters, free wheeling and polarity
protection applications.
DESCRIPTION
STPS1545CT/CF/CG/CFP/CR
When the diodes1 and2 are used simultaneously:Tj (diode1)=P (diode1)x Rth(j-c) (per diode)+P (diode2)x Rth(c)
THERMAL RESISTANCES
STATIC ELECTRICAL CHARACTERISTICS
(Per diode)
Pulse test:*tp= 380μs,δ <2% evaluate the conduction losses use the following equation:
P=0.42xIF(AV)+ 0.020IF2 (RMS)
ABSOLUTE RATINGS
(limiting values, per diode) dPtot
dTj Rthj a< − thermal runaway conditionfora diodeonits own heatsink
STPS1545CT/CF/CG/CFP/CR
1E-3 1E-2 1E-1 1E+00
IM(A)
Fig. 3-1: Non repetitive surge peak forward current
versus overload duration (maximum values, per
diode) (TO-220AB andD2 PAK).
1E-4 1E-3 1E-2 1E-1 1E+00.0
Zth(j-c)/Rth(j-c)
Fig. 4-1: Relative variationof thermal transient
impedance junctionto case versus pulse duration
(per diode) (TO-220AB andD2 PAK). 25 50 75 100 125 150 1750
IF(av)(A)
Fig. 2:
Average current versus ambient
temperature (δ= 0.5, per diode).
1E-3 1E-2 1E-1 1E+00
IM(A)
Fig. 3-2:
Non repetitive surge peak forward current
versus overload duration (maximum values, per
diode) (ISOWATT220AB, TO-220FPAB).
1E-3 1E-2 1E-1 1E+0 1E+10.0
Zth(j-c)/Rth(j-c)
Fig. 4-2: Relative variationof thermal transient
impedance junctionto case versus pulse duration
(per diode) (ISOWATT220AB, TO-220FPAB).
0123456789 100
PF(av)(W)
Fig.1:
Average forward power dissipation versus
average forward current (per diode).
STPS1545CT/CF/CG/CFP/CR 5 10 15 20 25 30 35 40 451E-1
1E+0
1E+1
1E+2
1E+3
1E+4
5E+4
IR(μA)
Fig.5:
Reverse leakage current versus reverse
voltage applied (typical values, per diode). 5 10 20 50100
C(pF)
Fig. 6: Junction capacitance versus reverse
voltage applied (typical values, per diode).
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.60.1
IFM(A)
Fig. 7: Forward voltage drop versus forward
current (maximum values, per diode). 2 4 6 8 1012141618200
Rth(j-a) (°C/W)
Fig. 8:
Thermal resistance junctionto ambient
versus copper surface under tab (Epoxy printed
circuit board, copper thickness: 35μm).
STPS1545CT/CF/CG/CFP/CR
PACKAGE MECHANICAL DATA
2 PAK
FOOTPRINT DIMENSIONS
(in millimeters)
STPS1545CT/CF/CG/CFP/CR
PACKAGE MECHANICAL DATA

TO-220AB
PACKAGE MECHANICAL DATA

TO-220FPAB
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