STPR620CT STPR620CF ULTRA FAST RECOVERY RECTIFIER DIODES FEATURES SUITED FOR SMPS LOW LOSSES LOW FORWARD AND REVERSE RECOVERY TIME HIGH SURGE CURRENT CAPABILITY HIGH AVALANCHE ENERGY CAPABILITY A1 K A2 A2 A2 A1 DESCRIPTION Low cost dual center tap rectifier suited for switchmode power supply and high frequency DC to DC converters. Packaged in TO220AB and ISOWATT220AB, this device is intended for use in low voltage, high frequency inverters, free wheeling and polarity protection applications. K A1 K TO220AB (Plastic) ISOWATT220AB (Plastic) STPR620CT STPR620CF ABSOLUTE MAXIMUM (limiting values) Symbol Parameter VRRM Repetitive peak reverse voltage IF(RMS) RMS forward current IF(AV) Average forward current δ = 0.5 TO220AB Unit 200 V Per diode 10 A Tc=125°C Per diode 3 A ISOWATT220AB Tc=120°C Per device IFSM Surge non repetitive forward current Tstg Tj Storage temperature range Maximum junction temperature October 1999- Ed:2A Value tp=10ms Per diode sinusoidal 6 30 A - 65 to + 150 - 65 to + 150 °C °C 1/6 STPR620CT/STPR620CF THERMAL RESISTANCES Symbol Rth (j-c) Parameter Junction to case TO220AB ISOWATT220AB Value Unit 6.5 8.5 °C/W Per diode Per diode When the diodes 1 and 2 are used simultaneously : ∆ Tj(diode 1) = P(diode 1) x Rth(j-c) (Per diode) + P(diode 2) x Rth(c) ELECTRICAL CHARACTERISTICS STATIC CHARACTERISTICS Symbol IR * Test Conditions Tj = 25°C Min. Typ. VR = VRRM Tj = 100°C VF ** Max. Unit 50 0.6 µA mA V Tj = 125°C IF = 3 A 0.99 Tj = 125°C Tj = 25°C IF = 6 A IF = 6 A 1.20 1.25 Pulse test : * tp = 5 ms, δ < 2 % ** tp = 380 µs, δ < 2 % RECOVERY CHARACTERISTICS Symbol Test Conditions Min. Typ. Max. Unit trr Tj = 25°C IF = 0.5A IR = 1A Irr = 0.25A tfr Tj = 25°C IF = 1A VFR = 1.1 x VF tr = 10 ns 20 ns VFP Tj = 25°C IF = 1A tr = 10 ns 3 V 30 To evaluate the conduction losses use the following equation : P = 0.78 x IF(AV) + 0.070 x IF2(RMS) Fig. 1: Average forward power dissipation versus average forward current (Per diode). 2/6 Fig. 2: Peak current versus form factor.(Per diode) ns STPR620CT/STPR620CF Fig. 3: Average current versus ambient temperature. (duty cycle : 0.5) (TO220AB) Fig. 4: Average current versus ambient temperature. (duty cycle : 0.5) (ISOWATT220AB) Fig. 5: Non repetitive surge peak forward current versus overload duration (Maximum values) (Per diode) (TO220AB). Fig. 6: Non repetitive surge peak forward current versus overload duration (Maximum values) (Per diode) (ISOWATT220AB). Fig. 7: Relative variation of thermal transient impedance junction to case versus pulse duration (Per diode) (TO220AB). Fig. 8: Relative variation of thermal transient impedance junction to case versus pulse duration (Per diode) (ISOWATT220AB). 3/6 STPR620CT/STPR620CF Fig. 9: Forward voltage drop versus forward current. (maximum values) (Per diode). Fig. 10: Junction capacitance versus reverse voltage applied (Typical values) (Per diode). Fig. 11: Recovery charges versus dIF/dt (Per diode). Fig. 12: Peak reverse current versus dIF/dt (Per diode). Fig. 13: Dynamic parameters versus junction temperature (Per diode). 4/6 STPR620CT/STPR620CF PACKAGE MECHANICAL DATA ISOWATT220AB (JEDEC outline) DIMENSIONS REF. Inches Min. Max. Min. Max. A 4.40 4.60 0.173 0.181 B 2.50 2.70 0.098 0.106 D 2.50 2.75 0.098 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 F2 1.15 1.70 0.045 0.067 G 4.95 5.20 0.195 0.205 G1 2.40 2.70 0.094 0.106 H 10.00 10.40 0.394 0.409 L2 Cooling method : C Marking : Type number Weight : 2.08 g Millimeters 16.00 typ. 0.630 typ. L3 28.60 30.60 1.125 1.205 L4 9.80 10.60 0.386 0.417 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 Recommended torque value : 0.55m.N Maximum torque value : 0.70m.N 5/6 STPR620CT/STPR620CF PACKAGE MECHANICAL DATA TO220AB (JEDEC outline) DIMENSIONS REF. A H2 Dia C L5 L7 L6 L2 F2 F1 D L9 Inches Min. Max. A C 4.40 1.23 4.60 1.32 0.173 0.048 0.181 0.051 D 2.40 2.72 0.094 0.107 E F 0.49 0.61 0.70 0.88 0.019 0.024 0.027 0.034 F1 1.14 1.70 0.044 0.066 F2 G 1.14 4.95 1.70 5.15 0.044 0.194 0.066 0.202 G1 2.40 2.70 0.094 0.106 H2 L2 L4 L4 F M G1 Millimeters Min. Max. E G 0.393 0.409 0.645 typ. 0.511 0.551 L5 2.65 2.95 0.104 0.116 L6 L7 15.25 6.20 15.75 6.60 0.600 0.244 0.620 0.259 L9 3.50 3.93 0.137 0.154 M Diam. Cooling method : C Marking : Type number Weight : 2.23 g 10 10.40 16.4 typ. 13 14 2.6 typ. 3.75 3.85 0.102 typ. 0.147 0.151 Recommended torque value : 0.8m.N Maximum torque value : 1.0m.N 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 6/6