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| (R) STPS2045CT/CF/CG POWER SCHOTTKY RECTIFIER MAIN PRODUCT CHARACTERISTICS IF(AV) VRRM Tj (max) VF (max) FEATURES AND BENEFITS VERY SMALL CONDUCTION LOSSES NEGLIGIBLE SWITCHING LOSSES EXTREMELY FAST SWITCHING INSULATED PACKAGE: ISOWATT220AB Insulating voltage = 2000V DC Capacitance = 12pF DESCRIPTION Dual center tap Schottky rectifier suited for SwitchMode Power Supply and high frequency DC to DC converters. Packaged either in TO-220AB, ISOWATT220AB or D2PAK, this device is especially intended for use in low voltage, high frequency inverters, free wheeling and polarity protection applications. ABSOLUTE RATINGS (limiting values, per diode) Symbol VRRM IF(RMS) IF(AV) RMS forward current Average forward current = 0.5 Tc = 155C TO-220AB D2PAK ISOWATT220AB Tc = 125C Per diode Per device Parameter Repetitive peak reverse voltage Value 45 30 10 20 180 1 2 -65 to +175 175 10000 A A A C C V/s Unit V A A 2 x 10 A 45 V 175 C 0.57 V A1 K A2 A2 A1 K A2 A1 K TO-220AB STPS2045CT K ISOWATT220AB STPS2045CF A2 A1 D2PAK STPS2045CG IFSM IRRM IRSM Tstg Tj dV/dt *: Surge non repetitive forward current Repetitive peak reverse current Non repetitive peak reverse current Storage temperature range Maximum operating junction temperature * Critical rate of rise of reverse voltage tp = 10 ms sinusoidal tp = 2 s square F = 1kHz tp = 100 ms square 1 dPtot thermal runaway condition for a diode on its own heatsink < Rth(j-a) dTj 1/7 June 1999 - Ed: 3B STPS2045CT/CF/CG THERMAL RESISTANCES Symbol Rth (j-c) Junction to case Parameter TO-220AB / D2PAK ISOWATT220AB Rth (c) TO-220AB / D2PAK ISOWATT220AB 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) Per diode Total Per diode Total Coupling Value 2.2 1.3 4.5 3.5 0.3 2.5 Unit C/W STATIC ELECTRICAL CHARACTERISTICS (Per diode) Symbol IR * Parameter Reverse leakage current Tests Conditions Tj = 25C Tj = 125C VF * Forward voltage drop Tj = 125C Tj = 25C Tj = 125C IF = 10 A IF = 20 A IF = 20 A 0.65 VR = VRRM 7 0.5 Min. Typ. Max. 100 15 0.57 0.84 0.72 Unit A mA V Pulse test : * tp = 380 s, < 2% To evaluate the conduction losses use the following equation : P = 0.42 x IF(AV) + 0.015 IF2(RMS) 2/7 STPS2045CT/CF/CG Fig. 1: Average forward power dissipation versus average forward current (per diode). Fig. 2: Average current versus temperature (=0.5, per diode). ambient PF(av)(W) 8 7 6 5 4 3 2 1 0 0 1 2 3 4 IF(av) (A) 5 6 7 8 9 =tp/T T IF(av)(A) = 0.1 = 0.05 = 0.2 = 0.5 12 Rth(j-a)=Rth(j-c) 10 =1 TO-220AB D PAK 8 6 4 2 T Rth(j-a)=15C/W ISOWATT220AB tp 10 11 12 0 =tp/T tp Tamb(C) 50 75 100 125 150 175 0 25 Fig. 3-1: Non repetitive surge peak forward current versus overload duration (maximum values, per diode) (TO-220AB and D2PAK). Fig. 3-2: Non repetitive surge peak forward current versus overload duration (maximum values, per diode) (ISOWATT220AB). IM(A) 140 120 100 80 60 40 20 0 1E-3 IM t IM(A) 100 80 60 Tc=75C Tc=100C Tc=75C 40 20 0 1E-3 IM t Tc=100C Tc=125C =0.5 Tc=125C =0.5 t(s) 1E-2 1E-1 1E+0 t(s) 1E-2 1E-1 1E+0 Fig. 4-1: Relative variation of thermal transient impedance junction to case versus pulse duration (TO-220AB and D2PAK). Fig. 4-2: Relative variation of thermal transient impedance junction to case versus pulse duration (ISOWATT220AB). Zth(j-c)/Rth(j-c) 1.0 0.8 Zth(j-c)/Rth(j-c) 1.0 0.8 0.6 0.4 T = 0.5 0.6 0.4 = 0.5 T 0.2 = 0.2 = 0.1 Single pulse 0.2 tp(s) 1E-3 1E-2 =tp/T tp = 0.2 = 0.1 Single pulse tp(s) 1E-2 1E-1 =tp/T tp 0.0 1E-4 1E-1 1E+0 0.0 1E-3 1E+0 1E+1 3/7 STPS2045CT/CF/CG Fig. 5: Reverse leakage current versus reverse voltage applied (typical values, per diode). Fig. 6: Junction capacitance versus reverse voltage applied (typical values, per diode). IR(A) 5E+4 1E+4 1E+3 1E+2 Tj=50C Tj=150C Tj=125C Tj=100C Tj=75C C(pF) 1000 F=1MHz Tj=25C 500 1E+1 1E+0 Tj=25C 200 VR(V) 30 35 40 45 VR(V) 1E-1 0 5 10 15 20 25 100 1 2 5 10 20 50 Fig. 7: Forward voltage drop versus forward current (maximum values, per diode). Fig. 8: Thermal resistance junction to ambient versus copper surface under tab (Epoxy printed circuit board, copper thickness: 35m). IFM(A) 100.0 Tj=125C Typical values Rth(j-a) (C/W) 80 70 Tj=25C 10.0 Tj=125C 60 50 40 30 20 10 0 1.0 VFM(V) 0.1 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 S(Cu) (cm ) 0 5 10 15 20 25 30 35 40 4/7 STPS2045CT/CF/CG 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 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 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 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 A A1 A2 D L L3 A1 B2 B G A2 C R B B2 C C2 D E G L L2 L3 M R V2 M * V2 * FLAT ZONE NO LESSTHAN 2mm 0.40 typ. 0 8 0.016 typ. 0 8 FOOTPRINT DIMENSIONS (in millimeters) 16.90 10.30 1.30 5.08 3.70 8.90 5/7 STPS2045CT/CF/CG PACKAGE MECHANICAL DATA TO-220AB DIMENSIONS REF. A H2 Dia L5 C A Millimeters Min. 4.40 1.23 2.40 0.49 0.61 1.14 1.14 4.95 2.40 Max. 4.60 1.32 2.72 0.70 0.88 1.70 1.70 5.15 2.70 Inches Min. 0.173 0.048 0.094 0.019 0.024 0.044 0.044 0.194 0.094 Max. 0.181 0.051 0.107 0.027 0.034 0.066 0.066 0.202 0.106 C D L7 E F F1 F2 G G1 H2 L2 L6 L2 F2 F1 L9 L4 F G1 G M E D 10 10.40 16.4 typ. 13 2.65 15.25 6.20 3.50 3.75 14 2.95 15.75 6.60 3.93 3.85 0.393 0.409 0.645 typ. 0.511 0.104 0.600 0.244 0.137 0.147 0.551 0.116 0.620 0.259 0.154 0.151 L4 L5 L6 L7 L9 M Diam. 2.6 typ. 0.102 typ. 6/7 STPS2045CT/CF/CG 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 Delivery mode Tube Tube Tube Tape & reel 16.00 typ. 0.630 typ. Type STPS2045CT STPS2045CF STPS2045CG Marking STPS2045CT STPS2045CF STPS2045CG Package TO-220AB ISOWATT220AB D PAK D PAK 2 2 Weight 2.25 g. 2.08 g. 1.48 g. 1.48 g. Base qty 50 50 50 1000 STPS2045CG-TR STPS2045CG 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. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics (c) 1999 STMicroelectronics - Printed in Italy - All rights reserved. STMicroelectronics GROUP OF COMPANIES Australia - Brazil - China - Finland - France - Germany - Hong Kong - India - Italy - Japan - Malaysia Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - U.S.A. http://www.st.com 7/7 |
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