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STPS60L40CW
LOW DROP POWER SCHOTTKY RECTIFIER
STPS60L40CWJuly 2003- Ed:5A
LOW DROP POWER SCHOTTKY RECTIFIER
Dual center tap Schottky barrier rectifier designed
for high frequency Switched Mode Power Supplies
and DCto DC converters.
Packagedin TO-247 this deviceis intended for
use in low voltage, high frequency inverters,
free-wheeling and polarity protection applications.
DESCRIPTION LOW FORWARD VOLTAGE DROP FOR LESS
POWER DISSIPATION NEGLIGIBLE SWITCHING LOSSES ALLOWING
HIGH FREQUENCY OPERATION AVALANCHE CAPABILITY SPECIFIED
FEATURES AND BENEFITS
ABSOLUTE RATINGS (limiting values, per diode)
MAIN PRODUCTS CHARACTERISTICS dPtot
dTj Rthj a< − thermal runaway conditionfora diodeonits own heatsink
STPS60L40CWPulse test:*tp=380μs,δ <2% evaluate the maximum conduction losses use the following equation:
P=0.28xIF(AV)+ 0.0073IF2 (RMS)
STATIC ELECTRICAL CHARACTERISTICS (per diode)
THERMAL RESISTANCES 5 10 15 20 25 30 35 400
PF(av)(W)
Fig.1: Average forward power dissipation versus
average forward current (per diode). 25 50 75 100 125 1500
IF(av)(A)
Fig. 2: Average current versus ambient
temperature(δ= 0.5) (per diode).
When the diodes1 and2 are used simultaneously:Δ Tj(diode1)= P(diode1)x Rth(j-c)(Per diode)+ P(diode2)x Rth(c)
P(t) (25°C)
ARMp
ARM
Fig.4: Normalized avalanche power derating
versus junction temperature.
P(t) (1μs)
ARMp
ARM
Fig. 3: Normalized avalanche power derating
versus pulse duration.
STPS60L40CW
IM(A)1E-3 1E-2 1E-1 1E+00
Fig.5: Non repetitive surge peak forward current
versus overload duration (maximum values, per
diode).
1E-4 1E-3 1E-2 1E-1 1E+00.0
Zth(j-c)/Rth(j-c)
Fig.6: Relative variationof thermal impedance
junctionto case versus pulse duration.
IR(mA) 5 10 15 20 25 30 35 401E-2
1E-1
1E+0
1E+1
1E+2
1E+3
Fig.7: Reverse leakage current versus reverse
voltage applied (typical values, per diode). 5 10 20 500.1
C(nF)
Fig. 8: Junction capacitance versus reverse
voltage applied (typical values, per diode).
IFM(A)0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.41
Fig. 9: Forward voltage drop versus forward
current (per diode).
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