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DCR2220Y65 Datasheet(PDF) 6 Page - Dynex Semiconductor |
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DCR2220Y65 Datasheet(HTML) 6 Page - Dynex Semiconductor |
6 / 9 page SEMICONDUCTOR DCR1840Y85 6/9 www.dynexsemi.com 0 10 20 30 40 50 60 70 80 90 100 110 120 130 0 500 1000 1500 2000 2500 3000 3500 Mean on-state current, IT(AV) - (A) d.c. 180 120 90 60 30 0 10 20 30 40 50 60 70 80 90 100 110 120 130 0 500 1000 1500 2000 2500 3000 3500 Mean on-state current, IT(AV) - (A) d.c. 180 120 90 60 30 Fig.7 Maximum permissible case temperature, double side cooled – rectangular wave Fig.8 Maximum permissible heatsink temperature, double side cooled – rectangular wave 0 5 10 15 20 25 0.001 0.01 0.1 1 10 100 Time ( s ) Double Side Cooling Anode Side Cooling Cathode Sided Cooling 1 2 3 4 Double side cooledRi (° C/kW) 0.612 1.7721 3.1053 2.8608 Ti (s) 0.010332 0.056415 0.333082 1.6323 Anode side cooled Ri (° C/kW) 0.7009 1.9388 3.61 7.1383 Ti (s) 0.011328 0.065993 0.419695 9.0612 Cathode side cooled Ri (° C/kW) 0.6728 2.0168 1.7306 18.6391 Ti (s) 0.010954 0.065544 0.30379 5.7274 Zth = Σ [Ri x ( 1-exp. (t/ti))] [1] ∆R th(j-c) Conduction Tables show the increments of thermal resistance Rth(j-c) when the device operates at conduction angles other than d.c. Double side cooling Anode Side Cooling Cathode Sided Cooling ∆Zth (z) ∆Zth (z) ∆Zth (z) θ° sine. rect. θ° sine. rect. θ° sine. rect. 180 0.94 0.65 180 0.94 0.64 180 0.94 0.64 120 1.09 0.92 120 1.08 0.91 120 1.08 0.91 90 1.24 1.07 90 1.23 1.06 90 1.24 1.06 60 1.38 1.23 60 1.37 1.22 60 1.37 1.22 30 1.49 1.40 30 1.47 1.38 30 1.48 1.39 15 1.54 1.49 15 1.52 1.47 15 1.53 1.48 Fig.9 Maximum (limit) transient thermal impedance – junction to case (° C/kW) |
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