SKT 551 Capsule Thyristors Thyristors #+, #++,6 #&+, # ?"" 1"" <"" 7"" # !"" 4"" ."" B"" @: << @: << @: << @: << ?"" !"" @: << 3 !A Features !"" # $ % Typical Applications & () ) * () ) % * $ () ) * + )) ##+, - ."" #/ + 0 11 2314 56 0 "6.7 89 :$# 0 <<" $ ( ) !"= &= : 0 !< >* 3"!A 3 4A 3 .A 3 BA Symbol Conditions :$# & ) !"= : 0 "" (!<* > 4 ; C!3 !"= : 0 .< >= D4 3 DB 4 ; C!3 !" 9= : 0 1< >= D4 3 DB +, 4 ; C!3 !"= : 0 .< >= 5 :, :E 0 4< >= " :E 0 4< >= " :E 0 4< >= !61 ))) " F SKT 551 :+, 0 4"" $ ( ; * :E 0 4< >= !61 ))) " Values Units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c) by SEMIKRON SKT 551 Fig. 1L Power dissipation vs. on-state current Fig. 1R Power dissipation vs. ambient temperature Fig. 2L Rated on-state current vs. case temperature Fig. 2R Rated on-state current vs. case temperature Fig. 3 Recovered charge vs. current decrease Fig. 4 Transient thermal impedance vs. time 2 07-08-2003 JEL (c) by SEMIKRON SKT 551 Fig. 5 Thermal resistance vs. conduction angle Fig. 6 On-state characteristics Fig. 7 Power dissipation vs. on-state current Fig. 8 Surge overload current vs. time 3 07-08-2003 JEL (c) by SEMIKRON SKT 551 Fig. 9 Gate trigger characteristics Dimensions in mm D (OA&A/ :4""$D* This technical information specifies semiconductor devices but promises no characteristics. No warranty or guarantee expressed or implied is made regarding delivery, performance or suitability. 4 07-08-2003 JEL (c) by SEMIKRON