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(R)
STPS5L40
POWER SCHOTTKY RECTIFIER
MAIN PRODUCT CHARACTERISTICS IF(AV) VRRM Tj (max) VF (max) 5A 40 V 150C 0.44 V
FEATURES AND BENEFITS NEGLIGIBLE SWITCHING LOSSES LOW FORWARD VOLTAGE DROP FOR HIGHER EFFICIENCY. LOW THERMAL RESISTANCE AVALANCHE CAPABILITY SPECIFIED
s s s s
DESCRIPTION Axial Power Schottky rectifier suited for Switch Mode Power Supplies and high frequency inverters. Packaged in DO-201AD, this device is intended for use in low voltage output for small battery chargers & consumer SMPS such as DVD and Set-Top-Box.. ABSOLUTE RATINGS (limiting values) Symbol VRRM IF(RMS) IF(AV) IFSM PARM Tstg Tj dV/dt *: Parameter Repetitive peak reverse voltage RMS forward current Average forward current Surge non repetitive forward current Repetitive peak avalanche power Storage temperature range Maximum operating junction temperature * Critical rate of rise of reverse voltage (rated VR, Tj = 25C) Tl = 100C = 0.5
DO-201AD STPS5L40
Value 40 15 5 150 2700 - 65 to + 150 150 10000
Unit V A A A W C C V/s
Half wave, single phase tp = 10 ms tp = 1s Tj = 25C
dPtot 1 thermal runaway condition for a diode on its own heatsink < dTj Rth( j - a )
1/5
July 2003 - Ed: 2A
STPS5L40
THERMAL PARAMETERS Symbol Rth(j-a) Rth(j-l) Junction to ambient Junction to leads Lead length = 10 mm Parameter Value 75 15 Unit C/W C/W
STATIC ELECTRICAL CHARACTERISTICS Symbol IR * Parameter Reverse leakage current Tests conditions Tj = 25C Tj = 100C Tj = 125C VF * Forward voltage drop Tj = 25C Tj = 100C Tj = 125C
Pulse test : * tp = 380 s, < 2%
Min.
Typ.
Max. 0.2
Unit mA
VR = VRRM 8 25 IF = 5 A 0.44 0.40 0.38
25 75 0.50 0.46 0.44 V
To evaluate the maximum conduction losses use the following equation: P = 0.34 x IF(AV) + 0.028 x IF2(RMS)
Fig. 1: Conduction losses versus average current.
PF(av)(W)
3.5
= 0.05 = 0.1 = 0.2
Fig. 2: Average forward current versus ambient temperature ( = 0.5).
IF(av)(A)
6
= 0.5
Rth(j-a)=Rth(j-l)
3.0 2.5
=1
5
4
Rth(j-a)=75C/W
2.0
3
1.5
2
1.0
T T
0.5
1
IF(av)(A)
0.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
=tp/T
5.0 5.5
tp
0
=tp/T
0 25
tp
Tamb(C)
50 75 100 125 150
6.0
2/5
STPS5L40
Fig. 3: Normalized avalanche power derating versus pulse duration.
PARM(tp) PARM(1s)
1
Fig. 4: Normalized avalanche power derating versus junction temperature.
PARM(tp) PARM(25C)
1.2 1
0.1
0.8 0.6
0.01
0.4 0.2
0.001
0.01 0.1 1
tp(s)
10 100 1000
Tj(C)
0 0 25 50 75 100 125 150
Fig. 5: Non repetitive surge peak forward current versus overload duration (maximum values).
IM(A)
18 16 14 12
Ta=25C
Fig. 6: Relative variation of thermal impedance junction to ambient versus pulse duration.
Zth(j-a)/Rth(j-a)
1.0 0.9 0.8 0.7 0.6
= 0.5
10 8 6 4
IM
Ta=100C Ta=50C
0.5 0.4 0.3 0.2 0.1
= 0.2 = 0.1 Single pulse
T
2 0 1.E-03
t
=0.5
t(s)
1.E-02 1.E-01 1.E+00
tp(s)
1.E+00 1.E+01
=tp/T
1.E+02
tp
0.0 1.E-01
1.E+03
Fig. 7: Reverse leakage current versus reverse voltage applied (typical values).
IR(mA)
1.E+02
Tj=150C Tj=125C
Fig. 8: Junction capacitance versus reverse voltage applied (typical values).
C(pF)
1000
F=1MHz Vosc=30mV Tj=25C
1.E+01
Tj=100C Tj=75C
1.E+00
Tj=50C
100
1.E-01
Tj=25C
1.E-02
VR(V)
1.E-03 0 5 10 15 20 25 30 35 40
10 1
VR(V)
10 100
3/5
STPS5L40
Fig. 9-1: Forward voltage drop versus forward current (low level).
IFM(A)
2.0 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0.0 0.0 0.1 0.2 0.3 0.4 0.5 0.6
Tj=125C (Typical values) Tj=25C (Maximum values) Tj=125C (Maximum values)
Fig. 9-2: Forward voltage drop versus forward current (high level).
IFM(A)
100
Tj=125C (Maximum values)
10
Tj=125C (Typical values) Tj=25C (Maximum values)
VFM(V)
1 0.0 0.3 0.5
VFM(V)
0.8 1.0 1.3 1.5
Fig. 10: Thermal resistance junction to ambient versus copper surface under each lead (epoxy printed board FR4, Cu = 35m).
Rth(j-a)(C/W)
80 70 60 50 40 30 20 10 0 0 1 2 3 4 5 6 7 8 9 10
Fig. 11: Thermal resistances versus leads length.
Rth(C/W)
80 70 60 50 40 30 20
Rth(j-l) Rth(j-a): Epoxy printed circuit board FR4 (Cu= 35m)
S(cm)
10
Lleads(cm)
0 5 10 15 20 25
4/5
STPS5L40
PACKAGE MECHANICAL DATA DO-201AD plastic
B A B OC
note 1
E
E
note 1
OD
OD
note 2
DIMENSIONS REF.
A B C D E 25.40 5.30 1.30 1.25
Millimeters Min. Max.
9.50
Inches Min.
1.000 0.209 0.051 0.049
NOTES 1 - The lead diameter D is not controlled over zone E 2 - The minimum axial length within which the device may be placed with its leads bent at right angles is 0.59"(15 mm)
Max.
0.374
Ordering type STPS5L40 STPS5L40RL
s
Marking STPS5L40 STPS5L40
Package DO-201AD DO-201AD
Weight 1.12g 1.12g
Base qty 600 1900
Delivery mode Ammopack Tape and reel
s
WHITE BAND INDICATES CATHODE EPOXY MEETS UL94,V0
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