DSSK 38-0025B DSSK 38-0025BS IFAV = 2x 20 A VRRM = 25 V V F = 0.40 V Power Schottky Rectifier Preliminary Data VRSM VRRM V V 25 25 25 25 A Type C A DSSK 38-0025B DSSK 38-0025BS TO-263 AB (...S-Type) TO-220 AC C (TAB) A A A C A C (TAB) A = Anode, C = Cathode , TAB = Cathode Symbol Conditions Maximum Ratings IFRMS IFAV IFAV TC = 130°C; rectangular, d = 0.5 TC = 130°C; rectangular, d = 0.5; per device IFSM TVJ = 45°C; tp = 10 ms (50 Hz), sine EAS IAR 35 20 40 A A A 330 A IAS = tbd A; L = 180 µH; TVJ = 25°C; non repetitive tbd mJ VA =1.5 • VRRM typ.; f = 10 kHz; repetitive tbd A tbd V/µs (dv/dt)cr TVJ TVJM Tstg Ptot TC = 25°C Md mounting torque Weight typical Symbol Conditions °C °C °C 90 W 0.4...0.6 2 Nm g Characteristic Values typ. max. IR TVJ = 25°C VR = VRRM TVJ = 100°C VR = VRRM VF IF = 20 A; IF = 20 A; IF = 40 A; RthJC RthCH -55...+150 150 -55...+150 20 80 TVJ = 125°C TVJ = 25°C TVJ = 125°C 0.5 Features • International standard package • Very low VF • Extremely low switching losses • Low IRM-values • Epoxy meets UL 94V-0 Applications • Rectifiers in switch mode power supplies (SMPS) • Free wheeling diode in low voltage converters Advantages • High reliability circuit operation • Low voltage peaks for reduced protection circuits • Low noise switching • Low losses Dimensions see Outlines.pdf mA mA 0.40 0.48 0.58 V V V 1.4 K/W K/W IXYS reserves the right to change limits, Conditions and dimensions. 1-1 333 Pulse test: Pulse Width = 5 ms, Duty Cycle < 2.0 % Data according to IEC 60747 and per diode unless otherwise specified © 2003 IXYS All rights reserved