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| (R) STPS1645D POWER SCHOTTKY RECTIFIER MAIN PRODUCT CHARACTERISTICS IF(AV) VRRM Tj (max) VF (max) 16 A 45 V 175 C 0.57 V A K FEATURES AND BENEFITS Very small conduction losses Negligible switching losses Extremely fast switching TO-220AC DESCRIPTION Single chip Schottky rectifier suited for Switch Mode Power Supply and high frequency DC to DC converters. Packaged in TO-220AC, this device is intended for use in low voltage, high frequency inverters, free wheeling and polarity protection applications. ABSOLUTE RATINGS (limiting values) Symbol VRRM IF(RMS) IF(AV) IFSM IRRM IRSM Tstg Tj dV/dt RMS forward current Average forward current = 0.5 Tc = 155C Surge non repetitive forward current tp = 10 ms Sinusoidal Repetitive peak reverse current tp = 2 s square F = 1kHz Non repetitive peak reverse current tp = 100 s square Storage temperature range Maximum operating junction temperature * Critical rate of rise of reverse voltage Parameter Repetitive peak reverse voltage Value 45 30 16 220 1 3 - 65 to + 175 175 10000 Unit V A A A A A C C V/s *: dPtot 1 thermal runaway condition for a diode on its own heatsink < dTj Rth( j - a ) 1/4 July 2003 - Ed: 2A STPS1645D THERMAL RESISTANCES Symbol Rth (j-c) Junction to case Parameter Value 1.6 Unit C/W STATIC ELECTRICAL CHARACTERISTICS Symbol IR * VF * Pulse test : Parameter Reverse leakage current Forward voltage drop * tp = 380 s, < 2% Tests Conditions Tj = 25C Tj = 125C Tj = 125C IF = 16 A VR = VRRM Min. Typ. 11 0.5 Max. 200 40 0.57 Unit A mA V 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. PF(av)(W) 12 10 8 6 4 2 IF(av) (A) 0 0 2 4 6 8 10 12 =tp/T tp T Fig. 2: Average current temperature ( : 0.5). IF(av)(A) versus ambient = 0.1 = 0.05 = 0.2 = 0.5 =1 14 16 18 18 16 14 12 10 8 6 4 2 0 Rth(j-a)=Rth(j-c) TO-220AC Rth(j-a)=15C/W T =tp/T tp Tamb(C) 50 75 100 125 150 175 0 25 Fig. 3: Non repetitive surge peak forward current versus overload duration (maximum values). Fig. 4: Relative variation of thermal transient impedance junction to case versus pulse duration. IM(A) 200 180 160 140 120 100 80 60 IM 40 20 0 1E-3 Zth(j-c)/Rth(j-c) 1.0 0.8 0.6 Tc=75C Tc=100C Tc=125C = 0.5 0.4 T t 0.2 t(s) 1E-2 1E-1 1E+0 = 0.2 = 0.1 Single pulse =0.5 tp(s) 1E-2 =tp/T tp 0.0 1E-4 1E-3 1E-1 1E+0 2/4 STPS1645D Fig. 5: Reverse leakage current versus reverse voltage applied (typical values). IR(A) 5E+4 Tj=150C Fig. 6: Junction capacitance versus reverse voltage applied (typical values). C(pF) 2000 F=1MHz Tj=25C 1E+4 1E+3 Tj=125C 1000 Tj=100C Tj=75C 500 1E+2 1E+1 1E+0 Tj=50C Tj=25C 200 VR(V) 30 35 40 45 VR(V) 0 5 10 15 20 25 100 1 2 5 10 20 50 Fig. 7: Forward voltage drop versus forward current (maximum values). IFM(A) 100.0 Typical values Tj=125C Tj=25C 10.0 Tj=125C 1.0 VFM(V) 0.1 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 3/4 STPS1645D PACKAGE MECHANICAL DATA TO-220AC REF. H2 C L5 OI L6 L2 D L7 A L9 F1 L4 F G M E 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 Type STPS1645D Marking STPS1645D Package TO-220AC Weight 1.86 g Base qty 50 Delivery mode Tube 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) 2003 STMicroelectronics - Printed in Italy - All rights reserved. STMicroelectronics GROUP OF COMPANIES Australia - Brazil - Canada - China - Finland - France - Germany Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Singapore Spain - Sweden - Switzerland - United Kingdom - United States. http://www.st.com 4/4 |
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