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STD18GK12 Datasheet(PDF) 4 Page - Sirectifier Global Corp. |
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STD18GK12 Datasheet(HTML) 4 Page - Sirectifier Global Corp. |
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4 / 4 page  STD/SDT18 Thyristor-Diode Modules, Diode-Thyristor Modules Fig. 7 Three phase AC-controller: Power dissipation versus RMS output current and ambient temperature Fig. 8 Transient thermal impedance junction to case (per thyristor) R thJC for various conduction angles d: d R thJC (K/W) DC 1.3 180 oC 1.35 120 oC 1.39 60 oC 1.42 30 oC 1.45 Constants for Z thJC calculation: i R thi (K/W) t i (s) 1 0.018 0.0033 2 0.041 0.0216 3 1.241 0.191 Fig. 9 Transient thermal impedance junction to heatsink (per thyristor) R thJK for various conduction angles d: d R thJK (K/W) DC 1.5 180 oC 1.55 120 oC 1.59 60 oC 1.62 30 oC 1.65 Constants for Z thJK calculation: i R thi (K/W) t i (s) 1 0.018 0.0033 2 0.041 0.0216 3 1.241 0.191 4 0.2 0.46 3 x STD/SDT18 STD/SDT18 STD/SDT18 |
Similar Part No. - STD18GK12 |
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Similar Description - STD18GK12 |
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