STPS1545D/F/FP/R/G ® POWER SCHOTTKY RECTIFIER MAIN PRODUCT CHARACTERISTICS IF(AV) 15 A VRRM 45 V Tj (max) 175 °C VF (max) 0.57 V A A K FEATURES AND BENEFITS VERY SMALL CONDUCTION LOSSES NEGLIGIBLE SWITCHING LOSSES EXTREMELY FAST SWITCHING INSULATED PACKAGE: ISOWATT220AC, TO-220FPAC Insulating voltage = 2000V DC Capacitance = 12pF AVALANCHE CAPABILITY SPECIFIED ■ K TO-220AC STPS1545D TO-220FPAC STPS1545FP ■ ■ ■ A ■ DESCRIPTION Single chip Schottky rectifier suited for Switch Mode Power Supply and high frequency DC to DC converters. Packaged in TO-220AC, ISOWATT220AC, TO-220FPAC, I2PAK or D2PAK, this device is intended for use in low voltage, high frequency inverters, free wheeling and polarity protection applications. ABSOLUTE RATINGS (limiting values) Symbol A A I2PAK STPS1545R K ISOWATT220AC STPS1545F K A NC D2PAK STPS1545G Parameter VRRM Repetitive peak reverse voltage IF(RMS) RMS forward current IF(AV) K Average forward current δ = 0.5 TO-220AC, I2PAK, D2PAK Tc = 155°C ISOWATT220AC TO-220FPAC Tc = 130°C Value Unit 45 V 30 A 15 A 220 A IFSM Surge non repetitive forward current tp = 10 ms Sinusoidal IRRM Repetitive peak reverse current tp = 2 µs square F = 1kHz 1 A IRSM Non repetitive peak reverse current tp = 100 µs square 3 A PARM Repetitive peak avalanche power tp = 1µs 6000 W - 65 to + 175 °C Tstg Tj dV/dt * : Storage temperature range Tj = 25°C Maximum operating junction temperature * Critical rate of rise of reverse voltage 175 °C 10000 V/µs dPtot 1 thermal runaway condition for a diode on its own heatsink < dTj Rth( j − a ) July 2003 - Ed: 5F 1/7 STPS1545D/F/FP/R/G THERMAL RESISTANCES Symbol Rth (j-c) Parameter Value Unit TO-220AC, I PAK, D2PAK 1.6 °C/W ISOWATT220AC TO-220FPAC 4.0 2 Junction to case STATIC ELECTRICAL CHARACTERISTICS Symbol Parameter Tests Conditions IR * Reverse leakage current Tj = 25°C Min. Typ. Max. Unit 200 µA 11 40 mA 0.5 0.57 V VR = VRRM Tj = 125°C VF * Forward voltage drop Pulse test : Tj = 125°C IF = 15 A Tj = 25°C IF = 30 A Tj = 125°C IF = 30 A 0.84 0.65 0.72 * tp = 380 µs, δ < 2% To evaluate the conduction losses use the following equation : P = 0.42 x IF(AV) + 0.01 IF2(RMS) Fig. 1: Average forward power dissipation versus average forward current. Fig. 2: Average current temperature (δ = 0.5). PF(av)(W) δ = 0.1 δ = 0.2 δ = 0.5 δ = 0.05 8 δ=1 6 4 T 2 δ=tp/T IF(av) (A) 0 0 ambient IF(av)(A) 12 10 versus 2 4 6 8 10 12 14 tp 16 18 Fig. 3: Normalized avalanche power derating versus pulse duration. 18 16 14 12 10 8 6 4 2 0 Rth(j-a)=Rth(j-c) ISOWATT220AC Rth(j-a)=15°C/W T δ=tp/T 0 Tamb(°C) tp 25 50 75 100 125 150 175 Fig. 4: Normalized avalanche power derating versus junction temperature. PARM(tp) PARM(1µs) 1 TO-220AC 1.2 PARM(tp) PARM(25°C) 1 0.1 0.8 0.6 0.4 0.01 0.2 0.001 0.01 2/7 Tj(°C) tp(µs) 0.1 1 0 10 100 1000 0 25 50 75 100 125 150 STPS1545D/F/FP/R/G Fig. 5-1: Non repetitive surge peak forward current versus overload duration (maximum values) (TO-220AC, I2PAK and D2PAK). IM(A) 200 180 160 140 120 100 80 60 IM 40 20 0 1E-3 Fig. 5-2: Non repetitive surge peak forward current versus overload duration (maximum values) (ISOWATT220AC, TO-220FPAC). IM(A) 120 100 80 Tc=100°C Tc=125°C 40 Tc=125°C IM 20 t t t(s) δ=0.5 δ=0.5 1E-2 1E-1 1E+0 Fig. 6-1: Relative variation of thermal transient impedance junction to case versus pulse duration (TO-220AC, I2PAK and D2PAK). 0 1E-3 t(s) 1E-2 1E-1 1E+0 Fig. 6-2: Relative variation of thermal transient impedance junction to case versus pulse duration (ISOWATT220AC, TO-220FPAC). Zth(j-c)/Rth(j-c) Zth(j-c)/Rth(j-c) 1.0 1.0 0.8 0.8 0.6 δ = 0.5 0.6 Tc=75°C 60 Tc=75°C Tc=100°C 0.4 δ = 0.5 0.4 T 0.2 δ = 0.2 0.2 δ = 0.1 δ=tp/T tp(s) Single pulse 0.0 1E-4 1E-3 1E-2 δ = 0.1 tp 1E-1 T δ = 0.2 tp(s) Single pulse 1E+0 Fig. 7: Reverse leakage current versus reverse voltage applied (typical values). 0.0 1E-3 1E-2 δ=tp/T 1E-1 1E+0 tp 1E+1 Fig. 8: Junction capacitance versus reverse voltage applied (typical values). C(pF) IR(µA) 2000 5E+4 F=1MHz Tj=25°C Tj=150°C 1E+4 Tj=125°C 1000 Tj=100°C 1E+3 Tj=75°C 1E+2 Tj=50°C 1E+1 Tj=25°C 1E+0 500 200 VR(V) VR(V) 0 5 10 15 20 25 30 35 40 45 100 1 2 5 10 20 50 3/7 STPS1545D/F/FP/R/G Fig. 9: Forward voltage drop versus forward current (maximum values). Fig. 10: Thermal resistance junction to ambient versus copper surface under tab (epoxy printed circuit board FR4, Cu=35µm) (D2PAK). IFM(A) Rth(j-a) (°C/W) 80 100.0 70 Typical values Tj=125°C 60 Tj=25°C 10.0 50 40 Tj=125°C 30 1.0 20 10 VFM(V) 0.1 0.0 0.2 0.4 0.6 0.8 0 1.0 1.2 1.4 1.6 S(Cu) (cm²) 0 5 10 15 20 25 30 35 PACKAGE MECHANICAL DATA TO-220FPAC REF. A H B Dia L6 L2 L7 L3 L5 D F1 L4 F G1 G 4/7 E A B D E F F1 G G1 H L2 L3 L4 L5 L6 L7 Dia. DIMENSIONS Millimeters Inches 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 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 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 0.195 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 40 STPS1545D/F/FP/R/G PACKAGE MECHANICAL DATA ISOWATT220AC DIMENSIONS A H REF. B Millimeters Diam Min. L6 L7 L2 L3 F1 D E G Max. Min. Typ. Max. A 4.40 4.60 0.173 0.181 B 2.50 2.70 0.098 0.106 D 2.40 2.75 0.094 0.108 E 0.40 0.70 0.016 0.028 F 0.75 1.00 0.030 0.039 F1 1.15 1.70 0.045 0.067 G 4.95 5.20 0.195 0.205 H 10.00 10.40 0.394 0.409 L2 F Typ. Inches 16.00 0.630 L3 28.60 30.60 1.125 1.205 L6 15.90 16.40 0.626 0.646 L7 9.00 9.30 0.354 0.366 Diam 3.00 3.20 0.118 0.126 PACKAGE MECHANICAL DATA I²PAK REF. DIMENSIONS Millimeters A E c2 L2 D L1 A1 b2 L b1 b e c Inches Min. Max. Min. Max. A 4.40 4.60 0.173 0.181 A1 2.49 2.69 0.098 0.106 b 0.70 0.93 0.028 0.037 b1 1.14 1.17 0.044 0.046 b2 1.14 1.17 0.044 0.046 c 0.45 0.60 0.018 0.024 c2 1.23 1.36 0.048 0.054 D 8.95 9.35 0.352 0.368 e 2.40 2.70 0.094 0.106 E 10.0 10.4 0.394 0.409 L 13.1 13.6 0.516 0.535 L1 3.48 3.78 0.137 0.149 L2 1.27 1.40 0.050 0.055 5/7 STPS1545D/F/FP/R/G PACKAGE MECHANICAL DATA D2PAK REF. DIMENSIONS Millimeters A E C2 L2 D L L3 A1 B2 R C B G A2 M * V2 * FLAT ZONE NO LESS THAN 2mm Min. Max. Min. Max. A 4.40 4.60 0.173 0.181 A1 2.49 2.69 0.098 0.106 A2 0.03 0.23 0.001 0.009 B 0.70 0.93 0.027 0.037 B2 1.14 1.70 0.045 0.067 C 0.45 0.60 0.017 0.024 C2 1.23 1.36 0.048 0.054 D 8.95 9.35 0.352 0.368 E 10.00 10.40 0.393 0.409 G 4.88 5.28 0.192 0.208 L 15.00 15.85 0.590 0.624 L2 1.27 1.40 0.050 0.055 L3 1.40 1.75 0.055 0.069 M 2.40 3.20 0.094 0.126 R FOOT PRINT DIMENSIONS (in millimeters) 16.90 10.30 5.08 1.30 3.70 8.90 6/7 Inches 0.40 typ. 0.016 typ. STPS1545D/F/FP/R/G PACKAGE MECHANICAL DATA TO-220AC REF. A H2 C L5 L7 ØI L6 L2 D L9 F1 L4 M F E G Type Marking Package Weight Base qty Delivery mode STPS1545D STPS1545D TO-220AC 1.86 g 50 Tube STPS1545F STPS1545F ISOWATT220AC 2.0 g 50 Tube STPS1545FP STPS1545FP TO-220FPAC 1.9 g 50 Tube STPS1545R STPS1545R I2PAK 1.7 g 50 Tube 2 1.48 g 50 Tube 2 1.48 g 1000 Tape & Reel STPS1545G STPS1545G STPS1545G-TR ■ ■ ■ ■ A C D E F F1 G H2 L2 L4 L5 L6 L7 L9 M Diam. I 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 4.95 5.15 0.194 0.202 10.00 10.40 0.393 0.409 16.40 typ. 0.645 typ. 13.00 14.00 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 STPS1545G D PAK D PAK Cooling method: by conduction (C) Recommended torque value: 0.55 N.m. Maximum torque value: 0.7 N.m. Epoxy meets UL94,V0 Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. 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