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STPS16L40CT
LOW DROP POWER SCHOTTKY RECTIFIER
MAIN PRODUCTS CHARACTERISTICS IF(AV) VRRM Tj (max) VF (max) FEATURES AND BENEFITS
n
2x8A 40 V 150 C 0.45 V
A1 K A2
n
n
LOW FORWARD VOLTAGE DROP FOR LESS POWER DISSIPATION NEGLIGIBLE SWITCHING LOSSES ALLOWING HIGH FREQUENCY OPERATION AVALANCHE CAPABILITY SPECIFIED
A2 A1 K
DESCRIPTION Dual center tap Schottky barrier rectifier designed for high frequency Switched Mode Power Supplies and high frequency DC to DC converters. Packaged in TO-220AB this device is intended for use in low voltage, high frequency converters, free-wheeling and polarity protection applications. ABSOLUTE RATINGS (limiting values, per diode) Symbol VRRM IF(RMS) IF(AV) IFSM IRRM IRSM PARM Tstg Tj dV/dt *: Parameter Repetitive peak reverse voltage RMS forward current Average forward current Surge non repetitive forward current Repetitive peak reverse current Non repetitive peak reverse current Repetitive peak avalanche power Storage temperature range Maximum operating junction temperature * Critical rate of rise of reverse voltage Tc = 140C = 0.5 Per diode Per device Value 40 30 8 16 180 1 2 4000 - 65 to + 150 150 10000 Unit V A A A A A A W C C V/s TO-220AB
tp = 10 ms sinusoidal tp = 2 s square F=1kHz tp = 100 s square tp = 1s Tj = 25C
dPtot 1 thermal runaway condition for a diode on its own heatsink < dTj Rth( j - a )
1/4
July 2003 - Ed : 6A
STPS16L40CT
THERMAL RESISTANCES Symbol Rth(j-c) Rth(c) Parameter Junction to case Per diode Total Coupling Value 2.2 1.3 0.3 Unit C/W
When the diodes 1 and 2 are used simultaneously : Tj(diode 1) = P(diode1) x Rth(j-c)(Per diode) + P(diode 2) x Rth(c) STATIC ELECTRICAL CHARACTERISTICS (per diode) Symbol IR * VF * Parameter Reverse leakage current Forward voltage drop Tests Conditions Tj = 25C Tj = 100C Tj = 25C Tj = 125C Tj = 25C Tj = 125C
Pulse test : * tp = 380 s, < 2%
Min.
Typ. 15
VR = VRRM IF = 8 A IF = 8 A IF = 16 A IF = 16 A 0.55 0.39
Max. 0.7 35 0.5 0.45 0.63 0.64
Unit mA mA V
To evaluate the conduction losses use the following equation : P = 0.26 x IF(AV) + 0.024 IF2(RMS) Fig. 1: Average forward power dissipation versus Fig. 2: Average current versus average forward current (per diode). temperature ( = 0.5) (per diode).
PF(av)(W) 6.0 5.5 5.0 4.5 4.0 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0.0
= 0.05 = 0.1 = 0.2 = 0.5
ambient
=1
T
IF(av) (A) 0 1 2 3 4 5 6 7
=tp/T
tp
9 8 7 6 5 4 3 2 1 0
IF(av)(A)
Rth(j-a)=Rth(j-c)
Rth(j-a)=15C/W
T
=tp/T
tp
Tamb(C) 50 75 100 125 150
8
9
10
0
25
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
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STPS16L40CT
Fig. 5: Non repetitive surge peak forward current versus overload duration (maximum values) (per diode). Fig. 6: Relative variation of thermal impedance junction to case versus pulse duration .
120 100 80
IM(A)
1.0 0.8
Tc=25C
Zth(j-c)/Rth(j-c)
0.6 0.4
= 0.5
60 40
IM
Tc=75C
= 0.2 = 0.1
Tc=125C
t
T
20 0 1E-3
=0.5
t(s) 1E-2 1E-1 1E+0
0.2
Single pulse
tp(s) 1E-2
=tp/T
tp
0.0 1E-4
1E-3
1E-1
1E+0
Fig. 7: Reverse leakage current versus reverse voltage applied (typical values) (per diode).
Fig. 8: Junction capacitance versus reverse voltage applied (typical values) (per diode).
C(pF) 2000
2E+2 1E+2 1E+1 1E+0 1E-1
IR(mA)
Tj=150C Tj=125C
F=1MHz Tj=25C
1000 500
Tj=75C
Tj=25C
200
VR(V)
1E-2
VR(V)
35 40
0
5
10
15
20
25
30
100
1
2
5
10
20
50
Fig. 9: Forward voltage drop versus forward current (maximum values) (per diode).
100.0
IFM(A)
Typical values Tj=150C
10.0
Tj=125C Tj=25C
1.0
Tj=75C
VFM(V) 0.1 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
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STPS16L40CT
PACKAGE MECHANICAL DATA TO-220AB DIMENSIONS REF.
H2 Dia L5 C L7 L6 L2 F2 F1 L9 L4 F G1 G M E D A
Millimeters Min. Max. 4.40 4.60 1.23 1.32 2.40 2.72 0.49 0.70 0.61 0.88 1.14 1.70 1.14 1.70 4.95 5.15 2.40 2.70 10 10.40 16.4 typ. 13 14 2.65 2.95 15.25 15.75 6.20 6.60 3.50 3.93 2.6 typ. 3.75 3.85
Inches Min. Max. 0.173 0.181 0.048 0.051 0.094 0.107 0.019 0.027 0.024 0.034 0.044 0.066 0.044 0.066 0.194 0.202 0.094 0.106 0.393 0.409 0.645 typ. 0.511 0.551 0.104 0.116 0.600 0.620 0.244 0.259 0.137 0.154 0.102 typ. 0.147 0.151
A C D E F F1 F2 G G1 H2 L2 L4 L5 L6 L7 L9 M Diam.
Ordering type
Marking
Package TO-220AB
Weight 2g
Base qty 50
Delivery mode Tube
STPS16L40CT STPS16L40CT
n n n n
EPOXY MEETS UL94,V0 COOLING METHOD : C RECOMMENDED TORQUE VALUE : 0.55 M.N MAXIMUM TORQUE VALUE : 0.70 M.N
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