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| (R) PFR850856 FAST RECOVERY RECTIFIER DIODE PRELIMINARY DATASHEET LOW FORWARD VOLTAGE DROP HIGH SURGE CURRENT CAPABILITY APPLICATIONS AC-DC POWER SUPPLIES AND CONVERTERS FREE WHEELING DIODES, etc. DESCRIPTION Their high efficiency and high reliability combined with small size and low cost make these fast recovery rectifier diode very attractive components for many demanding applications. ABSOLUTE RATINGS (limiting values) Symbol IFRM IF (AV) IFSM Ptot Tstg Tj TL Parameter Repetive peak forward current Average forward current* Surge non repetitive forward current Power dissipation * Storage and junction temperature range Maximum lead temperature for soldering during 10s at 4mn from case PFR 850 VRRM VRSM Repetitive peak revrse voltage Non repetitive peak reverse voltage 50 75 851 100 150 852 200 250 854 400 450 856 600 650 V V tp < 20s Ta = 90C = 0.5 tp = 10ms Sinusoidal Ta = 90C Value 100 3 100 3.5 - 40 to + 175 - 40 to + 175 230 Unit A A A W C C DO-201AD (Plastic) Symbol Parameter Unit August 1998 - Ed: 2A 1/3 PFR850 -> 856 THERMAL RESISTANCE Symbol Rth (j - a) Junction-ambient* Parameter Value 25 Unit C/W * On infinite heatsink with 10mm lead lengh. STATIC ELECTRICAL CHARACTERISTICS Synbol IR Tj = 25C Tj = 100C VF Tj = 25C IF = 3A Test Conditions VR = VRRM Min. Typ. Max. 10 250 1.25 V Unit A RECOVERY CHARACTERISTICS Symbol trr Tj = 25C VR = 30V IRM Tj = 25C VR = 30V Test Conditions IF = 1A diF/dt = - 25A/s IF = 1A diF/dt = -25A/s PRF 850854 PRF 856 Min. Typ. Max. 150 200 2 A Unit ns 2/3 PFR850 -> 856 PACKAGE MECHANICAL DATA DO-201AD (Plastic) B A B OC note 1 E E note 1 OD OD note 2 DIMENSIONS REF. A B C D E 25.40 5.30 1.30 1.25 Millimeters Min. Max. 9.50 Inches Min. 1.000 0.209 0.051 0.049 NOTES 1 - The lead diameter D is not controlled over zone E 2 - The minimum axial lengh within which the device may be placed with its leads bent at right angles is 0.59"(15 mm) Max. 0.374 Marking: type number, white band indicate cathode Cooling method: by convection (method A) Weight: 1g Date code 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) 1998 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. 3/3 |
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