DSSK 40-008B IFAV = 2x20 A VRRM = 80 V VF = 0.52 V Power Schottky Rectifier with common cathode VRSM VRRM V V 80 80 A Type C A DSSK 40-008B TO-247 AD A C A C (TAB) A = Anode, C = Cathode , TAB = Cathode Symbol Conditions Maximum Ratings IFRMS IFAV IFAV TC = 130C; rectangular, d = 0.5 TC = 130C; rectangular, d = 0.5; per device IFSM TVJ = 45C; tp = 10 ms (50 Hz), sine EAS IAS = 20 A; L = 100 H; TVJ = 25C; non repetitive IAR VA = 1.5*VRRM typ.; f = 10 kHz; repetitive 70 20 40 A A A 500 A 20 mJ 2 A 1000 V/s -55...+150 150 -55...+150 C C C 115 W 0.8...1.2 Nm 6 g (dv/dt)cr TVJ TVJM Tstg Ptot TC = 25C Md mounting torque Weight typical Symbol Conditions IR VR = VRRM; TVJ = 25C VR = VRRM; TVJ = 100C 20 150 mA mA VF IF = 20 A; IF = 20 A; IF = 40 A; 0.52 0.58 0.68 V V V 1.1 K/W K/W Characteristic Values typ. max. TVJ = 125C TVJ = 25C TVJ = 125C RthJC RthCH 0.25 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 IXYS reserves the right to change limits, Conditions and dimensions. (c) 2005 IXYS All rights reserved 0531 Pulse test: Pulse Width = 5 ms, Duty Cycle < 2.0% Data according to IEC 60747 and per diode unless otherwise specified. 1-2 DSSK 40-008B 100 1000 mA A 10000 TVJ=150C pF IR 100 125C IF CT 100C 10 TVJ = 25C 1000 10 TVJ = 150C 125C 25C 75C 1 50C 25C 1 0.0 100 0.1 0.2 0.4 0.6 VF V 0 Fig. 1 Maximum forward voltage drop characteristics 0 10 20 30 40 50 60 70 V VR Fig. 2 Typ. value of reverse current IR vs. reverse voltage VR 60 80 10 20 30 40 50 60 70 V VR Fig. 3 Typ. junction capacitance CT vs. reverse voltage VR 10000 W A 50 DC 60 A IFSM P(AV) d = 0.5 40 IF(AV) d= DC 0.5 0.33 0.25 0.17 0.08 30 40 20 20 10 1000 0 0 0 40 80 0 120 C 160 20 40 IF(AV) TC Fig. 4 Average forward current IF(AV) versus case temperature TC 60 A 100 10 100 1000 s 10000 tP Fig. 5 Forward power loss characteristics 2 1 D = 0.5 K/W ZthJC 0.33 0.25 0.17 0.08 Single Pulse 0.1 DSSK 40-008B 0.01 0.0001 0.001 0.01 0.1s 1 t IXYS reserves the right to change limits, Conditions and dimensions. (c) 2005 IXYS All rights reserved 0531 Fig. 6 Transient thermal impedance junction to case at various duty cycles 2-2