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| (R) STTH2003CT/CG/CF HIGH FREQUENCY SECONDARY RECTIFIER MAJOR PRODUCT CHARACTERISTICS IF(AV) VRRM Tj (max) VF (max) trr (max) FEATURES AND BENEFITS COMBINES HIGHEST RECOVERY AND REVERSE VOLTAGE PERFORMANCE ULTRA-FAST, SOFT AND NOISE-FREE RECOVERY FOR LOW SIDE EFFECTS 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. ABSOLUTE RATINGS (limiting values, per diode) Symbol VRRM IF(RMS) IF(AV) Parameter Repetitive peak reverse voltage RMS forward current Average forward current = 0.5 TO-220AB / D2PAK ISOWATT220AB Tc=140C Tc=125C Per diode Per device Value 300 30 10 20 110 5 -65 + 175 175 Unit V A A A2 A1 K A1 K A2 2 x 10 A 300 V 175 C 1V 35 ns A1 K A2 K A2 A1 D2PAK STTH2003CG TO-220AB STTH2003CT ISOWATT220AB STTH2003CF IFSM IRSM Tstg Tj Surge non repetitive forward current Non repetitive avalanche current Storage temperature range Maximum operating junction temperature tp = 10 ms sinusoidal tp = 20 s square A A C C June 1999 - Ed: 6C 1/7 STTH2003CT/CG/CF THERMAL RESISTANCES Symbol Rth (j-c) Junction to case Parameter TO-220AB / D2PAK ISOWATT220AB Rth (c) TO-220AB / D2PAK ISOWATT220AB Per diode Total Per diode Total Coupling Coupling Value 2.5 1.3 3.9 3.2 0.1 2.5 Unit C/W STATIC ELECTRICAL CHARACTERISTICS (per diode) Symbol I R* Parameter Reverse leakage current Forward voltage drop Tests conditions VR = 300 V Tj = 25C Tj = 125C IF = 10 A Tj = 25C Tj = 125C 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) 0.85 30 Min. Typ. Max. 20 300 1.25 1 V Unit A VF** RECOVERY CHARACTERISTICS Symbol trr IF = 0.5 A IF = 1 A tfr VFP Sfactor IRM Tests conditions Irr = 0.25 A dIF/dt = - 50 A/s IR = 1 A VR = 30 V Tj = 25C Tj = 125C 0.3 8 Tj = 25C Min. Typ. Max. 25 35 230 3.5 ns V A Unit ns IF = 10 A dIF/dt = 100 A/s VFR = 1.1 x VF max. Vcc = 200V dIF/dt = 200 A/s IF = 10 A 2/7 STTH2003CT/CG/CF Fig. 1: Conduction losses versus average current (per diode). P1(W) 14 12 10 8 6 4 2 0 0 2 4 IF(av) (A) 6 8 =tp/T T =1 = 0.05 = 0.1 = 0.2 = 0.5 Fig. 2: Forward voltage drop versus forward current (maximum values, per diode). IFM(A) 200 100 Tj=125C Tj=25C 10 Tj=75C tp 10 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). Zth(j-c)/Rth(j-c) 1.0 0.8 0.6 0.4 0.2 0.0 1E-3 = 0.5 Fig. 3-2: Relative variation of thermal impedance junction to case versus pulse duration (ISOWATT220AB). Zth(j-c)/Rth(j-c) 1.0 0.8 = 0.5 0.6 0.4 T = 0.2 = 0.1 = 0.2 = 0.1 Single pulse T Single pulse 0.2 tp(s) 1E-2 1E-1 =tp/T tp tp(s) =tp/T tp 1E+0 0.0 1E-2 1E-1 1E+0 1E+1 Fig. 4: Peak reverse recovery current versus dIF/dt (90% confidence,per diode). IRM(A) 16 14 12 10 8 IF=0.5*IF(a v) VR=200V Tj=125C IF=IF(av) IF=2*IF(a v) Fig. 5: Reverse recovery time versus dIF/dt (90% confidence, per diode). trr(ns) 100 80 IF=IF(av) VR=200V Tj=125C 60 IF=2*IF(a v) 6 4 2 0 0 50 dIF/dt(A/s) 100 150 200 250 300 350 400 450 500 40 20 0 0 IF=0.5*IF(a v) dIF/dt(A/s) 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 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 VR=200V Tj=125C 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 S factor IRM Tj(C) 50 75 100 125 Fig. 8: Transient peak forward voltage versus dIF/dt (90% confidence, per diode) (TO-220AB). VFP(V) 10 8 6 4 2 dIF/dt(A/s) 0 0 50 100 150 200 250 300 350 400 450 500 IF=IF(a v) Tj=125C Fig. 9: Forward recovery time versus dIF/dt (90% confidence, per diode). tfr(ns) 500 400 300 200 100 dIF/dt(A/s) VFR=1.1*VF max. IF=IF(av) Tj=125C 0 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 0 S(Cu) (cm ) 5 10 15 20 25 30 35 40 4/7 STTH2003CT/CG/CF PACKAGE MECHANICAL DATA D2PAK DIMENSIONS A E L2 C2 REF. Millimeters Min. Max. Inches Min. Max. D L L3 A1 B2 B G A2 C R M * V2 * FLAT ZONE NO LESSTHAN 2mm A A1 A2 B B2 C C2 D E G L L2 L3 M R V2 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 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 1.30 5.08 3.70 8.90 5/7 STTH2003CT/CG/CF PACKAGE MECHANICAL DATA ISOWATT220AB DIMENSIONS REF. A B D E F F1 F2 G G1 H L2 L3 L4 L6 L7 Diam Millimeters 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 Inches 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 6/7 STTH2003CT/CG/CF 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 code STTH2003CT STTH2003CG STTH2003CF Marking STTH2003CT STTH2003CG STTH2003CF Package TO-220AB D PAK D2PAK ISOWATT220AB 2 Weight 2.2 g. 1.48 g. 1.48 g. 2.08 g. Base qty 50 50 500 50 Delivery mode Tube Tube Tape & reel Tube STTH2003CG-TR STTH2003CG 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 (c) 1999 STMicroelectronics - Printed in Italy - All rights reserved. STMicroelectronics GROUP OF COMPANIES Australia - Brazil - Canada - China - France - Germany - Italy - Japan - Korea - Malaysia - Malta - Mexico - Morocco The Netherlands - Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A. http://www.st.com 7/7 |
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