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DCR1279SD44 Datasheet(PDF) 2 Page - Dynex Semiconductor |
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DCR1279SD44 Datasheet(HTML) 2 Page - Dynex Semiconductor |
2 / 9 page DCR1279SD 2/9 SURGE RATINGS Conditions 10ms half sine; T case = 125 oC V R = 50% VRRM - 1/4 sine 10ms half sine; T case = 125 oC V R = 0 Max. Units Symbol Parameter I TSM Surge (non-repetitive) on-state current I 2tI2t for fusing I TSM Surge (non-repetitive) on-state current I 2tI2t for fusing 1.12 x 10 6 A 2s 15.0 kA 0.72 x 106 A2s 12.0 kA THERMAL AND MECHANICAL DATA dc Conditions Min. Max. Units oC/W - 0.036 Anode dc Clamping force 22.0kN with mounting compound Thermal resistance - case to heatsink R th(c-h) 0.004 Double side - 125 oC T vj Virtual junction temperature T stg Storage temperature range Reverse (blocking) Single side - Thermal resistance - junction to case R th(j-c) Single side cooled Symbol Parameter Clamping force 22.0 24.0 kN -55 125 oC - On-state (conducting) - 135 oC - 0.008 oC/W oC/W Cathode dc - 0.044 oC/W Double side cooled - 0.020 oC/W CURRENT RATINGS T case = 80˚C unless stated otherwise. Symbol Parameter Conditions Double Side Cooled I T(AV) Mean on-state current I T(RMS) RMS value I T Continuous (direct) on-state current Single Side Cooled (Anode side) I T(AV) Mean on-state current I T(RMS) RMS value I T Continuous (direct) on-state current Units Max. Half wave resistive load, 860 A - 1350 A - 1055 A Half wave resistive load 590 A - 930 A - 860 A |
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