Si2399DS Vishay Siliconix TYPICAL CHARACTERISTICS (25 °C, unless otherwise noted) 8 6 (A) Package Limited rent 4 in Cur ra D - I D 2 0 0 25 50 75 100 125 150 T - Case Temperature (°C) C Current Derating* 3 1 2.5 0.8 2 0.6 (W) (W) 1.5 wer wer o o P P 0.4 1 0.2 0.5 0 0 0 25 50 75 100 125 150 0 25 50 75 100 125 150 T - Case Temperature (°C) T - Ambient Temperature (°C) C A Power, Junction-to-FootPower, Junction-to-Ambient * The power dissipation PD is based on TJ(max) = 150 °C, using junction-to-case thermal resistance, and is more useful in settling the upper dissipation limit for cases where additional heatsinking is used. It is used to determine the current rating, when this rating falls below the package limit. Document Number: 67343 www.vishay.com S11-0239-Rev. A, 14-Feb-11 5