VS-31DQ03, VS-31DQ03-M3, VS-31DQ04, VS-31DQ04-M3 www.vishay.com Vishay Semiconductors Schottky Rectifier, 3.3 A FEATURES Low profile, axial leaded outline High frequency operation Cathode Anode Very low forward voltage drop High purity, high temperature epoxy encapsulation for enhanced mechanical C-16 strength and moisture resistance Guard ring for enhanced ruggedness and long term reliability Compliant to RoHS Directive 2002/95/EC PRODUCT SUMMARY Package DO-201AD (C-16) Designed and qualified for commercial level I 3.3 A Halogen-free according to IEC 61249-2-21 definition F(AV) (-M3 only) V 30 V, 40 V R V at I See Electrical table F F DESCRIPTION I max. 20 mA at 125 C RM The VS-31DQ... axial leaded Schottky rectifier has been T max. 150 C J optimized for very low forward voltage drop, with moderate Diode variation Single die leakage. Typical applications are in switching power E 6.0 mJ supplies, converters, freewheeling diodes, and reverse AS battery protection MAJOR RATINGS AND CHARACTERISTICS SYMBOL CHARACTERISTICS VALUES UNITS I Rectangular waveform 3.3 A F(AV) V 30/40 V RRM I t = 5 s sine 450 A FSM p V 3 Apk, T = 25 C 0.57 V F J T - 40 to 150 C J VOLTAGE RATINGS PARAMETER SYMBOL VS-31DQ03 VS-31DQ03-M3 VS-31DQ04 VS-31DQ04-M3 UNITS Maximum DC reverse voltage V R 30 30 40 40 V Maximum working peak reverse voltage V RWM ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS Maximum average forward current I 50 % duty cycle at T = 117 C, rectangular waveform 3.3 F(AV) L See fig. 4 Maximum peak one cycle A 5 s sine or 3 s rect. pulse Following any rated load 450 non-repetitive surge current I condition and with rated FSM V applied 10 ms sine or 6 ms rect. pulse 90 See fig. 6 RRM Non-repetitive avalanche energy E T = 25 C, I = 1.0 A, L = 12 mH 6.0 mJ AS J AS Current decaying linearly to zero in 1 s Repetitive avalanche current I 1.0 A AR Frequency limited by T maximum V = 1.5 x V typical J A R Revision: 20-Sep-11 Document Number: 93319 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-31DQ03, VS-31DQ03-M3, VS-31DQ04, VS-31DQ04-M3 www.vishay.com Vishay Semiconductors ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL TEST CONDITIONS VALUESUNITS 3 A 0.57 T = 25 C J 6 A 0.71 Maximum forward voltage drop (1) V V FM See fig. 1 3 A 0.51 T = 125 C J 6 A 0.62 T = 25 C 1 Maximum reverse leakage current J (1) I V = Rated V mA RM R R See fig. 4 T = 125 C 20 J Typical junction capacitance C V = 5 V (test signal range 100 kHz to 1 MHz) 25 C 190 pF T R DC Typical series inductance L Measured lead to lead 5 mm from package body 9.0 nH S Maximum voltage rate of charge 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 VALUES UNITS Maximum junction and storage (1) T , T - 40 to 150 C J Stg temperature range Maximum thermal resistance, DC operation R 80 thJA junction to ambient Without cooling fin C/W Typical thermal resistance, With fin 20 mm x 20 mm (0.79 x 0.79 ) R 15 thJL junction to lead 1.0 mm (0.04 ) thickness 1.2 g Approximate weight 0.042 oz. 31DQ03 Marking device Case style C-16 31DQ04 Note dP tot 1 (1) ------------- < -------------- thermal runaway condition for a diode on its own heatsink dT R J thJA Revision: 20-Sep-11 Document Number: 93319 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