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| (R) STPS80L30CY LOW DROP POWER SCHOTTKY RECTIFIER PRELIMINARY DATASHEET MAIN PRODUCT CHARACTERISTICS IF(AV) VRRM Tj (max) VF (max) FEATURES AND BENEFITS VERY SMALL CONDUCTION LOSSES NEGLIGIBLE SWITCHING LOSSES EXTREMELY FAST SWITCHING LOW FORWARD VOLTAGE DROP LOW THERMAL RESISTANCE A1 2 x 40 A 30 V 150 C 0.38 V A1 K A2 A2 K DESCRIPTION Dual center tap Schottky rectifier suited for CAD computers and servers. Packaged in MAX247, this device is intended for use in low voltage, high frequency switching power supplies, free wheeling and polarity protection applications. ABSOLUTE RATINGS (limiting values, per diode) Symbol VRRM IF(RMS) IF(AV) IFSM IRRM Tstg Tj dV/dt *: Parameter Repetitive peak reverse voltage RMS forward current Average forward current Surge non repetitive forward current Repetitive peak reverse current Storage temperature range Maximum operating junction temperature Critical rate of rise of reverse voltage Tc = 135C = 0.5 Per diode Per device Value 30 50 40 80 400 2 - 65 to + 150 150 10000 Unit V A A A A C C V/s Max247 tp = 10 ms sinusoidal tp = 2 s F = 1kHz square dPtot 1 < thermal runaway condition for a diode on its own heatsink dTj Rth(j-a) August 1999 - Ed: 1A 1/3 STPS80L30CY THERMAL RESISTANCES Symbol Rth (j-c) Rth (c) Junction to case Parameter Per diode Total Coupling Value 0.7 0.5 0.3 Unit C/W 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) STATIC ELECTRICAL CHARACTERISTICS (per diode) Symbol IR * VF * Parameter Reverse leakage current Forward voltage drop Tests conditions Tj = 25C Tj = 125C Tj = 25C Tj = 125C Tj = 25C Tj = 125C Pulse test : * tp = 380 s, < 2% Min. Typ. 0.7 Max. 4 1.5 0.48 0.38 0.58 0.53 Unit mA A V VR = VRRM IF = 40 A IF = 40 A IF = 80 A IF = 80 A 0.48 0.34 To evaluate the maximum conduction losses use the following equation : P = 0.23 x IF(AV) + 0.0037 x IF2(RMS) 2/3 STPS80L30CY PACKAGE MECHANICAL DATA MAX247 DIMENSIONS REF. E A Millimeters Min. Max. 5.30 2.60 1.40 2.40 3.40 0.80 10.30 5.55 15.90 15.20 4.30 4.70 2.20 1.00 2.00 3.00 0.40 19.70 5.35 15.30 14.20 3.70 Inches Min. 0.185 0.087 0.038 0.079 0.118 0.016 0.776 0.211 0.602 0.559 0.146 Max. 0.209 0.102 0.055 0.094 0.133 0.031 0.799 0.219 0.626 0.598 0.169 A A1 b D b1 b2 c L1 A1 L b1 b2 e b c D e E L L1 Ordering type Marking Package MAX247 Weight 4.4g Base qty 30 Delivery mode Tube STPS80L30CY STPS80L30CY Epoxy meets UL94,V0 Cooling method: C 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 3/3 |
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