STPS1545CT

® STPS1545CT/CF/CG/CFP/CR POWER SCHOTTKY RECTIFIER MAIN PRODUCT CHARACTERISTICS IF(AV) VRRM Tj (max) VF (max) 2 x 7.5 A 45 V 175 °C 0.57 V A1 K A2 FEATURES AND BENEFITS VERY SMALL CONDUCTION LOSSES NEGLIGIBLE SWITCHING LOSSES EXTREMELY FAST SWITCHING INSULATED PACKAGE: ISOWATT220AB, TO-220FPAB Insulating voltage = 2000V DC Capacitance = 12pF AVALANCHE CAPABILITY SPECIFIED s s s s s A2 A1 K A1 A2 K TO-220AB STPS1545CT ISOWATT220AB STPS1545CF K DESCRIPTION Dual center tap Schottky rectifier suited for SwitchMode Power Supply and high frequency DC to DC converters. Packaged either in TO-220AB, ISOWATT220AB, TO-220FPAB, D2PAK or I2PAK, this device is especially intended for use in low voltage, high frequency inverters, free wheeling and polarity protection applications. A2 A1 A2 K A1 D2PAK STPS1545CG TO-220FPAB STPS1545CFP A2 A1 K I2PAK STPS1545CR July 2003 - Ed: 5F 1/8 STPS1545CT/CF/CG/CFP/CR ABSOLUTE RATINGS (limiting values, per diode) Symbol VRRM IF(RMS) IF(AV) RMS forward current Average forward current δ = 0.5 TO-220AB / D PAK I2PAK ISOWATT220AB TO-220FPAB IFSM IRRM IRSM PARM Tstg Tj dV/dt *: 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 2 Parameter Repetitive peak reverse voltage Tc = 157°C Tc = 130°C tp = 10 ms Sinusoidal tp = 2 µs square F = 1kHz tp = 100 µs square tp = 1µs Tj = 25°C Per diode Per device Value 45 20 7.5 15 150 1 2 2700 -65 to +175 175 10000 Unit V A A A A A W °C °C V/µs dPtot 1 thermal runaway condition for a diode on its own heatsink < dTj Rth( j − a ) Parameter Junction to case TO-220AB / D2PAK / I2PAK ISOWATT220AB / TO-220FPAB Per diode Total Per diode Total Coupling Value 3.0 1.7 5.5 4.2 0.35 2.9 Unit °C/W THERMAL RESISTANCES Symbol Rth (j-c) Rth (c) TO-220AB / D2PAK / I2PAK ISOWATT220AB / TO-220FPAB 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 * Parameter Reverse leakage current Tests Conditions Tj = 25°C Tj = 125°C VF * Forward voltage drop Tj = 125°C Tj = 25°C Tj = 125°C Pulse test : * tp = 380 µs, δ < 2% Min. Typ. Max. 100 Unit µA mA V VR = VRRM 5 IF = 7.5 A IF = 15 A IF = 15 A 0.65 0.5 15 0.57 0.84 0.72 To evaluate the conduction losses use the following equation : P = 0.42 x IF(AV) + 0.020 IF2(RMS) 2/8 STPS1545CT/CF/CG/CFP/CR Fig. 1: Average forward power dissipation versus average forward current (per diode). PF(av)(W) 6 5 4 3 2 1 IF(av) (A) 0 0 1 2 3 4 5 6 7 δ=tp/T tp T Fig. 2: Average current versus temperature ( δ = 0.5, per diode). IF(av)(A) ambient δ = 0.1 δ = 0.05 δ = 0.2 δ = 0.5 δ=1 8 9 10 9 8 7 6 5 4 3 2 1 0 Rth(j-a)=Rth(j-c) ISOWATT220AB TO-220FPAB Rth(j-a)=15°C/W Rth(j-a)=40°C/W TO-220AB D²PAK T δ=tp/T tp Tamb(°C) 50 75 100 125 150 175 0 25 Fig. 3: Normalized avalanche power derating versus pulse duration. PARM(tp) PARM(1µs) 1 Fig. 4: Normalized avalanche power derating versus junction temperature. PARM(tp) PARM(25°C) 1.2 1 0.1 0.8 0.6 0.01 0.4 0.2 0.001 0.01 0.1 1 tp(µs) 10 100 1000 Tj(°C) 0 0 25 50 75 100 125 150 Fig. 5-1: Non repetitive surge peak forward current versus overload duration (maximum values, per diode) (TO-220AB and D2PAK). IM(A) 120 100 80 60 40 IM Fig. 5-2: Non repetitive surge peak forward current versus overload duration (maximum values, per diode) (ISOWATT220AB, TO-220FPAB). IM(A) 80 70 60 50 Tc=50°C Tc=100°C Tc=50°C Tc=100°C 40 30 20 10 0 1E-3 IM t Tc=150°C t Tc=150°C 20 0 1E-3 δ=0.5 t(s) 1E-2 1E-1 1E+0 δ=0.5 t(s) 1E-2 1E-1 1E+0 3/8 STPS1545CT/CF/CG/CFP/CR Fig. 6-1: Relative variation of thermal transient impedance junction to case versus pulse duration (per diode) (TO-220AB and D2PAK). Zth(j-c)/Rth(j-c) 1.0 0.8 0.6 0.4 δ = 0.2 δ = 0.5 Fig. 6-2: Relative variation of thermal transient impedance junction to case versus pulse duration (per diode) (ISOWATT220AB, TO-220FPAB). Zth(j-c)/Rth(j-c) 1.0 0.8 0.6 0.4 δ = 0.5 T 0.2 δ = 0.1 0.2 tp(s) 1E-3 1E-2 δ=tp/T tp δ = 0.2 δ = 0.1 Single pulse T Single pulse tp(s) 1E-1 0.0 1E-4 1E-1 1E+0 0.0 1E-3 δ=tp/T tp 1E-2 1E+0 1E+1 Fig. 7: Reverse leakage current versus reverse voltage applied (typical values, per diode). IR(µA) 5E+4 1E+4 1E+3 1E+2 1E+1 Tj=25°C Tj=150°C Tj=125°C Tj=100°C Tj=75°C Tj=50°C Fig. 8: Junction capacitance versus reverse voltage applied (typical values, per diode). C(pF) 1000 F=1MHz Tj=25°C 500 200 VR(V) 1 2 5 10 20 50 1E+0 1E-1 VR(V) 0 5 10 15 20 25 30 35 40 45 100 Fig. 9: Forward voltage drop versus forward current (maximum values, per diode). IFM(A) 100.0 Tj=125°C Typical values Fig. 10: Thermal resistance junction to ambient versus copper surface under tab (Epoxy printed circuit board, copper thickness: 35µm). Rth(j-a) (°C/W) 80 70 60 10.0 Tj=25°C 50 40 Tj=125°C 1.0 VFM(V) 0.1 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 30 20 10 0 0 2 4 6 S(Cu) (cm²) 8 10 12 14 16 18 20 4/8 STPS1545CT/CF/CG/CFP/CR PACKAGE MECHANICAL DATA D2PAK DIMENSIONS REF. A E L2 C2 Millimeters Min. Max. 4.60 2.69 0.23 0.93 1.70 0.60 1.36 9.35 10.40 5.28 15.85 1.40 1.75 3.20 8° 4.40 2.49 0.03 0.70 1.14 0.45 1.23 8.95 10.00 4.88 15.00 1.27 1.40 2.40 0° Inches Min. 0.173 0.098 0.001 0.027 0.045 0.017 0.048 0.352 0.393 0.192 0.590 0.050 0.055 0.094 0° Max. 0.181 0.106 0.009 0.037 0.067 0.024 0.054 0.368 0.409 0.208 0.624 0.055 0.069 0.126 8° A A1 A2 D L L3 A1 B2 B G A2 C R B B2 C C2 D E G L L2 L3 M * V2 M R V2 * FLAT ZONE NO LESS THAN 2mm 0.40 typ. 0.016 typ. FOOTPRINT DIMENSIONS (in millimeters) 16.90 10.30 1.30 5.08 3.70 8.90 5/8 STPS1545CT/CF/CG/CFP/CR PACKAGE MECHANICAL DATA TO-220AB REF. DIMENSIONS Millimeters Inches Min. Max. Min. Max. 4.40 4.60 0.173 0.181 1.23 1.32 0.048 0.051 2.40 2.72 0.094 0.107 0.49 0.70 0.019 0.027 0.61 0.88 0.024 0.034 1.14 1.70 0.044 0.066 1.14 1.70 0.044 0.066 4.95 5.15 0.194 0.202 2.40 2.70 0.094 0.106 10 10.40 0.393 0.409 16.4 typ. 0.645 typ. 13 14 0.511 0.551 2.65 2.95 0.104 0.116 15.25 15.75 0.600 0.620 6.20 6.60 0.244 0.259 3.50 3.93 0.137 0.154 2.6 typ. 0.102 typ. 3.75 3.85 0.147 0.151 H2 Dia L5 C A L7 L6 L2 F2 F1 L9 L4 F G1 G M E D A C D E F F1 F2 G G1 H2 L2 L4 L5 L6 L7 L9 M Diam. PACKAGE MECHANICAL DATA TO-220FPAB REF. DIMENSIONS Millimeters A H B Inches Min. Max. 0.173 0.181 0.098 0.106 0.098 0.108 0.018 0.027 0.030 0.039 0.045 0.067 0.045 0.067 0.195 0.205 0.094 0.106 0.393 0.409 0.63 Typ. 1.126 1.205 0.386 0.417 0.114 0.142 0.626 0.646 0.354 0.366 0.118 0.126 Dia L6 L2 L3 L5 D F1 L4 F2 L7 F G1 G E A B D E F F1 F2 G G1 H L2 L3 L4 L5 L6 L7 Dia. Min. Max. 4.4 4.6 2.5 2.7 2.5 2.75 0.45 0.70 0.75 1 1.15 1.70 1.15 1.70 4.95 5.20 2.4 2.7 10 10.4 16 Typ. 28.6 30.6 9.8 10.6 2.9 3.6 15.9 16.4 9.00 9.30 3.00 3.20 6/8 STPS1545CT/CF/CG/CFP/CR PACKAGE MECHANICAL DATA ISOWATT220AB DIMENSIONS REF. A B D E F F1 F2 G G1 H L2 L3 L4 L6 L7 Diam Millimeters Min. 4.40 2.50 2.50 0.40 0.75 1.15 1.15 4.95 2.40 10.00 28.60 9.80 15.90 9.00 3.00 Max. 4.60 2.70 2.75 0.70 1.00 1.70 1.70 5.20 2.70 10.40 30.60 10.60 16.40 9.30 3.20 Inches Min. 0.173 0.098 0.098 0.016 0.030 0.045 0.045 0.195 0.094 0.394 1.125 0.386 0.626 0.354 0.118 Max. 0.181 0.106 0.108 0.028 0.039 0.067 0.067 0.205 0.106 0.409 1.205 0.417 0.646 0.366 0.126 16.00 typ. 0.630 typ. 7/8 STPS1545CT/CF/CG/CFP/CR PACKAGE MECHANICAL DATA I2PAK REF. Min. A E L2 c2 DIMENSIONS Millimeters Max. 4.60 2.69 0.93 1.17 1.17 0.60 1.36 9.35 2.70 10.4 13.6 3.78 1.40 Inches Min. 0.173 0.098 0.028 0.044 0.044 0.018 0.048 0.352 0.094 0.394 0.516 0.137 0.050 Max. 0.181 0.106 0.037 0.046 0.046 0.024 0.054 0.368 0.106 0.409 0.535 0.149 0.055 A A1 b b1 b2 c c2 D 4.40 2.49 0.70 1.14 1.14 0.45 1.23 8.95 2.40 10.0 13.1 3.48 1.27 D L1 b2 L b1 b e A1 e E L L1 c L2 Type STPS1545CT STPS1545CF STPS1545CFP STPS1545CG Marking STPS1545CT STPS1545CF STPS1545CFP STPS1545CG Package TO-220AB ISOWATT220AB TO-220FPAB D2PAK D PAK I2PAK 2 Weight 2.23 g. 2.08 g. 2.0 g 1.48 g. 1.48 g. 1.49 g Base qty 50 50 50 50 1000 50 Delivery mode Tube Tube Tube Tube Tape & reel Tube STPS1545CG-TR STPS1545CG STPS1545CR s STPS1545CR s Cooling method: by conduction (C) Expoxy meets UL94,V0 Information furnished is believed to be accurate and reliable. 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