SEMiSTART
Antiparallel thyristors for
softstart
SKKQ 1200
Features
 
   
  
Typical Applications*
 
Remarks
     
    
     
   !"
" #   
  $%&&%'()(%* 
    
+   
    
  ,-  

1) ./   0,&1   
  " /   
     )&
W1C
Absolute Maximum Ratings
Symbol Conditions Values Units
  203  0'&13 )& 3 ./ 4 0,& 13 . 4 -&1 0)), 5
6 . 4 ),13 0&  8,&& 5
. 4 0),13 0&  '&&& 5
9 . 4 ),13 '":  0&  -,0&&& 59
. 4 0),13 '":  0&  :)&&&& 59
;;< 0)&&=0-
>+6 0,&& >
>++6">?+6 0-&& >
;;< 0)&&=0'
>+6 08&& >
>++6">?+6 0'&& >
. (-&  @0),0# 1
 (-&  @0), 1
Characteristics
Symbol Conditions min. typ. max. Units
> . 4 ),13 4 0,&& 5 0"%, >
>!A# . 4 0),1 &"8 >
. 4 0),1 &", B
??3+? . 4 0),13 >+? 4 >++63   0)& 5
 . 4 ),13 C4 053 C= 4 05=D 0 D
 >?4 &"%* E >?+6 ) D
! =# . 4 0),1 0&&& >=D
!=# . 4 0),13 4 ,&  %& FG )&& 5=D
H . 4 0),1 0,& D
F . 4 ),1 0,& ,&& 5
I . 4 ),13 +C4 :: B :&& )&&& 5
>C . 4 ),13  : >
C . 4 ),13  )&& 5
>C? . 4 0),13  &"), >
C? . 4 0),13  0& 5
+!.(# 3   &"&%% ;=2
6, J 0,K L
/ 0)&&
 0)
SKKQ 1200 THYRISTOR BRIDGE,SCR,BRIDGE
1 20-02-2009 MAY © by SEMIKRON
http://store.iiic.cc/
Fig. 1 Power dissipation per module vs. rms current Fig. 2 Power dissipation of three modules vs. rms current
Fig. 3 Transient thermal impedance Zth(j-s) vs. time Fig. 4 Typ. transient thermal impedance Zth(s-a) vs. time (natural cooling)
Fig. 6 Typ. overload current vs. time (natural cooling)
RECTIFIER,DIODE,THYRISTOR,MODULE
2 20-02-2009 MAY © by SEMIKRON
http://store.iiic.cc/
Fig. 7 Surge overload current vs. time
Fig. 9 Typ. cooling down vs. time (natural cooling)
SKKQ 1200 THYRISTOR BRIDGE,SCR,BRIDGE
3 20-02-2009 MAY © by SEMIKRON
http://store.iiic.cc/
0)
> 5
> M
* The specifications of our components may not be considered as an assurance of component characteristics.
Components have to be tested for the respective application. Adjustments may be necessary. The use of SEMIKRON
products in life support appliances and systems is subject to prior specification and written approval by SEMIKRON. We
therefore strongly recommend prior consultation of our personal.
RECTIFIER,DIODE,THYRISTOR,MODULE
4 20-02-2009 MAY © by SEMIKRON
http://store.iiic.cc/