STTH2003CT/CG/CF HIGH FREQUENCY SECONDARY RECTIFIER MAJOR PRODUCT CHARACTERISTICS IF(AV) 2 x 10 A VRRM 300 V Tj (max) 175 C VF (max) 1V trr (max) 35 ns A1 K K A2 A2 A1 D2PAK STTH2003CG FEATURES AND BENEFITS COMBINES HIGHEST RECOVERY AND REVERSE VOLTAGE PERFORMANCE ULTRA-FAST, SOFT AND NOISE-FREE RECOVERY DESCRIPTION Dual center tap Fast Recovery Epitaxial Diodes suited for Switch Mode Power Supply and high frequencyDC/DC converters. Packaged in TO-220AB, ISOWATT220AB or D2PAK, this device is especially intended for secondary rectification. A2 A1 A2 K TO-220AB STTH2003CT A1 K ISOWATT220AB STTH2003CF ABSOLUTE RATINGS (limiting values, per diode) Symbol Parameter Value Unit VRRM Repetitive peak reverse voltage 300 V IF(RMS) RMS forward current 30 A Per diode Per device 10 20 A 110 A 5 A -65 + 175 C 175 C IF(AV) Average forward current = 0.5 TO-220AB / D2PAK Tc=140C ISOWATT220AB Tc=125C IFSM Surge non repetitive forward current tp = 10 ms sinusoidal IRSM Non repetitive avalanche current tp = 20 s square Tstg Storage temperature range Tj Maximum operating junction temperature October 1999 - Ed: 6C 1/7 STTH2003CT/CG/CF THERMAL RESISTANCES Symbol Rth (j-c) Parameter Value Unit 2.5 1.3 3.9 3.2 0.1 C/W TO-220AB / D2PAK Per diode Total Per diode Total Coupling ISOWATT220AB Coupling 2.5 TO-220AB / D2PAK Junction to case ISOWATT220AB Rth (c) STATIC ELECTRICAL CHARACTERISTICS (per diode) Symbol I R* VF** Parameter Tests conditions Reverse leakage current VR = 300 V Forward voltage drop IF = 10 A Min. Typ. Tj = 25C 30 Tj = 125C Max. Unit 20 A 300 1.25 Tj = 25C Tj = 125C V 0.85 1 Typ. Max. Unit 25 ns Pulse test : * tp = 5 ms, < 2 % ** tp = 380 s, < 2% To evaluate the maximum conduction losses use the following equation : P = 0.75 x IF(AV) + 0.025 IF2(RMS) RECOVERY CHARACTERISTICS Symbol trr Tests conditions IF = 0.5 A IF = 1 A tfr VFP Sfactor IRM 2/7 Irr = 0.25 A dIF/dt = - 50 A/s IR = 1 A Min. Tj = 25C 35 VR = 30 V IF = 10 A dIF/dt = 100 A/s VFR = 1.1 x VF max. Tj = 25C Vcc = 200V dIF/dt = 200 A/s Tj = 125C IF = 10 A 230 ns 3.5 V 0.3 8 A STTH2003CT/CG/CF Fig. 1: Conduction losses versus average current (per diode). Fig. 2: Forward voltage drop versus forward current (maximum values, per diode). P1(W) IFM(A) 14 = 0.05 = 0.1 = 0.2 200 = 0.5 100 12 Tj=125C 10 =1 8 Tj=25C 10 6 Tj=75C T 4 2 =tp/T IF(av) (A) tp 12 VFM(V) 1 0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 2.50 2.75 3.00 Fig. 3-1: Relative variation of thermal impedance junction to case versus pulse duration (TO-220AB / D2PAK). Fig. 3-2: Relative variation of thermal impedance junction to case versus pulse duration (ISOWATT220AB). 0 0 2 4 6 8 10 Zth(j-c)/Rth(j-c) Zth(j-c)/Rth(j-c) 1.0 1.0 0.8 0.8 = 0.5 = 0.5 0.6 0.6 = 0.2 0.4 0.2 = 0.1 T 0.2 Single pulse =tp/T tp(s) 0.0 1E-3 = 0.2 0.4 = 0.1 1E-2 1E-1 T Single pulse tp 1E+0 Fig. 4: Peak reverse recovery current versus dIF/dt (90% confidence,per diode). 0.0 1E-2 1E-1 1E+0 tp 1E+1 Fig. 5: Reverse recovery time versus dIF/dt (90% confidence, per diode). trr(ns) IRM(A) 100 16 VR=200V Tj=125C 14 12 VR=200V Tj=125C IF=2*IF(av) 80 IF=IF(av) IF=IF(av) 10 60 8 IF=2*IF(av) IF=0.5*IF(av) 6 4 40 IF=0.5*IF(av) 20 2 0 =tp/T tp(s) dIF/dt(A/s) dIF/dt(A/s) 0 50 100 150 200 250 300 350 400 450 500 0 0 50 100 150 200 250 300 350 400 450 500 3/7 STTH2003CT/CG/CF Fig. 6: Softness factor (tb/ta) versus dIF/dt (typical values, per diode). S factor 0.60 VR=200V Tj=125C 0.50 0.40 0.30 0.20 0.10 dIF/dt(A/s) 0.00 0 50 100 150 200 250 300 350 400 450 500 Fig. 8: Transient peak forward voltage versus dIF/dt (90% confidence, per diode) (TO-220AB). Fig. 7: Relative variation of dynamic parameters versus junction temperature (reference: Tj = 125C). 2.4 2.2 2.0 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0.0 25 Tj(C) 50 75 100 125 tfr(ns) 500 IF=IF(av) Tj=125C 8 VFR=1.1*VF max. IF=IF(av) Tj=125C 400 6 300 4 200 2 100 dIF/dt(A/s) dIF/dt(A/s) 0 50 100 150 200 250 300 350 400 450 500 Fig. 10: Thermal resistance junction to ambient versus copper surface under tab (Epoxy printed circuit board FR4, copper thickness: 35m) (D2PAK) Rth(j-a) (C/W) 80 70 60 50 40 30 20 10 0 IRM Fig. 9: Forward recovery time versus dIF/dt (90% confidence, per diode). VFP(V) 10 0 S factor S(Cu) (cm ) 0 4/7 5 10 15 20 25 30 35 40 0 0 50 100 150 200 250 300 350 400 450 500 STTH2003CT/CG/CF PACKAGE MECHANICAL DATA D2PAK DIMENSIONS REF. A E Min. C2 L2 D L L3 A1 B2 B R C G A2 M Millimeters * V2 * FLAT ZONE NO LESSTHAN 2mm A A1 A2 B B2 C C2 D E G L L2 L3 M R V2 Max. 4.40 4.60 2.49 2.69 0.03 0.23 0.70 0.93 1.14 1.70 0.45 0.60 1.23 1.36 8.95 9.35 10.00 10.40 4.88 5.28 15.00 15.85 1.27 1.40 1.40 1.75 2.40 3.20 0.40 typ. 0 8 Inches Min. Max. 0.173 0.181 0.098 0.106 0.001 0.009 0.027 0.037 0.045 0.067 0.017 0.024 0.048 0.054 0.352 0.368 0.393 0.409 0.192 0.208 0.590 0.624 0.050 0.055 0.055 0.069 0.094 0.126 0.016 typ. 0 8 FOOT PRINT DIMENSIONS (in millimeters) D2PAK 16.90 10.30 5.08 1.30 3.70 8.90 5/7 STTH2003CT/CG/CF PACKAGE MECHANICAL DATA ISOWATT220AB DIMENSIONS 6/7 REF. Millimeters Inches A B D E F F1 F2 G G1 H L2 L3 L4 L6 L7 Diam Min. Max. 4.40 4.60 2.50 2.70 2.50 2.75 0.40 0.70 0.75 1.00 1.15 1.70 1.15 1.70 4.95 5.20 2.40 2.70 10.00 10.40 16.00 typ. 28.60 30.60 9.80 10.60 15.90 16.40 9.00 9.30 3.00 3.20 Min. Max. 0.173 0.181 0.098 0.106 0.098 0.108 0.016 0.028 0.030 0.039 0.045 0.067 0.045 0.067 0.195 0.205 0.094 0.106 0.394 0.409 0.630 typ. 1.125 1.205 0.386 0.417 0.626 0.646 0.354 0.366 0.118 0.126 STTH2003CT/CG/CF PACKAGE MECHANICAL DATA TO-220AB DIMENSIONS Dia C L5 L7 L6 L2 F2 F1 REF. Millimeters Inches A C D E F F1 F2 G G1 H2 L2 L4 L5 L6 L7 L9 M Diam. 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 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 H2 D L9 L4 F M G1 E G Ordering code Marking Package Weight Base qty Delivery mode STTH2003CT STTH2003CT TO-220AB 2.2 g. 50 Tube 2 STTH2003CG D PAK 1.48 g. 50 Tube STTH2003CG-TR STTH2003CG D2PAK 1.48 g. 500 Tape & reel ISOWATT220AB 2.08 g. 50 Tube STTH2003CG STTH2003CF STTH2003CF Cooling method: by conduction(C) Recommended torque value: 0.55 N.m. Maximum torque value: 0.70 N.m. Epoxy meets UL 94,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 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