Stud Thyristor
Line Thyristor
SKT 40
Features
    

   
  
Typical Applications*
  
 !  "
 !
 ! #$ "
% 
 ! & "
' ## (
! ))' * +,, )-
' . / 0122 34 . ,455 67
SKT
)' )''4 )' ' . /8 % 9 : !  &"
) ) %) . +, %  2,; . , <"
=,, +,, > +,1,+
?,, /,, > +,1,/
@,, ,, > +,1,
28,, 25,, > +,125A
2=,, 2+,, > +,12+A
2?,, 2/,, > +,12/A
2@,, 2,, > +,12A
Symbol Conditions Values Units
%)  2,; . 2,, =" <; 5 8? " %
>=; . += <; B5 1 B/ 5+ 1 88 %
>8; . += <; B5 1 B/ 8+ 1+ %
' >8; . += <; 32 8 %
 :C . 5= <; 2,  ?,, %
:C . 28, <; 2,  /,, %
D :C . 5= <; 48= 2,  5=,, %D
:C . 28, <; 48= 2,  2,, %D
):C . 5= <; . 25, % 9 24@= )
)" :C . 28, < 9 2 )
:C . 28, < 9 @ 0
; ' :C . 28, <; )' . )''; ) . )' 9 %
 :C . 5= <; E. 2 %; E1 . 2 %1F 2 F
 ). ,4/? G )' 24= F
1" :C . 28, < 9 =, %1F
:1" :C . 28, < ; > 1 > A 9 =,, 1 2,,, )1F
H:C . 28, < 4 2,, F
:C . 5= <; $& 1 9 2,, 1 5,, %
I:C . 5= <; 'E. 88 0; $& 1 9 5=, 1 +,, %
)E :C . 5= <;    8 )
E :C . 5= <;    2=, %
)E :C . 28, <;   9 ,45= )
E :C . 28, <;   9 = %
'CJ"  ,4/ >13
'CJ"  2, ,4// >13
'CJ"  25, ,4? >13
'J" ,45 >13
:C J +, K 28, <
 J == K 2=, <
) J )L
 ( + MN7- 54=" N
= G @42 1D
&&9 55
 B 8
SKT 40 THYRISTOR BRIDGE,SCR,BRIDGE
1 10-02-2010 CRG © by SEMIKRON
Fig. 1L Power dissipation vs. on-state current Fig. 1R Power dissipation vs. ambient temperature
Fig. 2 Rated on-state current vs. case temperature Fig. 3 Recovered charge vs. current decrease
Fig. 4 Transient thermal impedance vs. time Fig. 5 Thermal resistance vs. conduction angle
RECTIFIER,DIODE,THYRISTOR,MODULE
2 10-02-2010 CRG © by SEMIKRON
Fig. 6 On-state characteristics Fig. 7 Power dissipation vs. on-state current
Fig. 8 Surge overload curent vs. time
SKT 40 THYRISTOR BRIDGE,SCR,BRIDGE
3 10-02-2010 CRG © by SEMIKRON
Fig. 9 Gate trigger characteristics
Dimensions in mm
 B 8 A /,2@2J5- %8%4 %2+M; OAA- J5,% J/=""
* 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
RECTIFIER,DIODE,THYRISTOR,MODULE
4 10-02-2010 CRG © by 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.
SKT 40 THYRISTOR BRIDGE,SCR,BRIDGE
5 10-02-2010 CRG © by SEMIKRON