VS-STPS40L45CWPbF, VS-STPS40L45CW-N3 www.vishay.com Vishay Semiconductors Schottky Rectifier, 2 x 20 A Base FEATURES common cathode 150 C T operation J 2 Very low forward voltage drop High frequency operation High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance TO-247AC Guard ring for enhanced ruggedness and long 13 Anode Anode term reliability 2 1 2 Common Compliant to RoHS Directive 2002/95/EC cathode Designed and qualified according to JEDEC-JESD47 Halogen-free according to IEC 61249-2-21 definition PRODUCT SUMMARY (-N3 only) Package TO-247AC DESCRIPTION I 2 x 20 A F(AV) V 45 V The VS-STPS40L45CW... center tap Schottky rectifier has R been optimized for very low forward voltage drop, with V at I 0.49 V F F moderate leakage. The proprietary barrier technology allows I max. 80 mA at 100 C RM for reliable operation up to 150 C junction temperature. T max. 150 C J Typical applications are in switching power supplies. Diode variation Common cathode E 20 mJ AS MAJOR RATINGS AND CHARACTERISTICS SYMBOL CHARACTERISTICS VALUES UNITS I Rectangular waveform 40 A F(AV) V 45 V RRM I t = 5 s sine 1240 A FSM p V 20 Apk, T = 125 C (per leg, typical) 0.42 V F J T - 55 to 150 C J VOLTAGE RATINGS PARAMETER SYMBOLVS-STPS40L45CWPbF VS-STPS40L45CW-N3 UNITS Maximum DC reverse voltage V R 45 45 V Maximum working peak reverse voltage V RWM ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL TEST CONDITIONS VALUESUNITS Maximum average per device 40 forward current I 50 % duty cycle at T = 122 C, rectangular waveform F(AV) C per leg 20 See fig. 5 A Maximum peak one cycle 5 s sine or 3 s rect. pulse Following any rated load 1240 non-repetitive surge current per leg I condition and with rated FSM 10 ms sine or 6 ms rect. pulse V applied 350 See fig. 7 RRM Non-repetitive avalanche energy per leg E T = 25 C, I = 3 A, L = 4.4 mH 20 mJ AS J AS Current decaying linearly to zero in 1 s Repetitive avalanche current per leg I 3A AR Frequency limited by T maximum V = 1.5 x V typical J A R Revision: 30-Aug-11 Document Number: 94333 1 For technical questions within your region: DiodesAmericas vishay.com, DiodesAsia vishay.com, DiodesEurope vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000 VS-STPS40L45CWPbF, VS-STPS40L45CW-N3 www.vishay.com Vishay Semiconductors ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL TEST CONDITIONS TYP.MAX.UNITS 20 A 0.48 0.53 T = 25 C J 40 A 0.61 0.69 Maximum forward voltage drop per leg (1) V V FM See fig. 1 20 A 0.42 0.49 T = 125 C J 40 A 0.60 0.70 T = 25 C -1.5 Reverse leakage current per leg J (1) I V = Rated V mA RM R R See fig. 2 T = 100 C 20 80 J Threshold voltage V 0.27 V F(TO) T = T maximum J J Forward slope resistance r 8.72 m t Maximum junction capacitance per leg C V = 5 V (test signal range 100 kHz to 1 MHz) 25 C - 1500 pF T R DC Typical series inductance per leg L Measured lead to lead 5 mm from package body 7.5 - nH S Maximum voltage rate of change dV/dt Rated V 10 000 V/s R Note (1) Pulse width < 300 s, duty cycle < 2 % THERMAL - MECHANICAL SPECIFICATIONS PARAMETER SYMBOL TEST CONDITIONS VALUESUNITS Maximum junction and storage T , T - 55 to 150 C J Stg temperature range Maximum thermal resistance, DC operation 1.6 junction to case per leg See fig. 4 R thJC Maximum thermal resistance, DC operation 0.8 C/W junction to case per package Typical thermal resistance, R Mounting surface, smooth and greased 0.24 thCS case to heatsink 6g Approximate weight 0.21 oz. minimum 6 (5) kgf cm Mounting torque Non-lubricated threads (lbf in) maximum 12 (10) Marking device Case style TO-247AC (JEDEC) STPS40L45CW Revision: 30-Aug-11 Document Number: 94333 2 For technical questions within your region: DiodesAmericas vishay.com, DiodesAsia vishay.com, DiodesEurope vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000