Axial lead diode
Unidirectional and
bidirectional Transient
Voltage Suppressor
diodes
3 KP 5,0 ... 3 KP120CA
Pulse Power
Dissipation: 3000 W
Maximum Stand-off
voltage: 5,0 ... 120 V
Features
   
   
 !"#$
% &  ' ( ))
 )*)+  
' &  
,      
&-. /0   '
 123 4 )*)  
   153  
&-. /0
Mechanical Data
  6 785 9: ; $
4'
<0  285 0
,    
&  =$4,>$75
  0    '
4  -0 0 5 
 
1) ? $/     /
= @ (+
2) #8    -  & 
     2  

3)      '
Absolute Maximum Ratings ,*@ 5 8   . 
Symbol Conditions Values Units
 -  . 
2;2 B $  ./8 2+ ,@ 5

C <
(*#+ 4'  .  +8 ,@ 5

6 <
=%4 - . 0  8  DE 
 $./8 C+ ,@ 5 
5 *
F*     G  
&  +
26 H;<
F,     G  
 
" H;<
,GI 0 G   $ 5  J 275 
,40  $ 5  J 275 
#    . /0 =@2*C+ KC85 #
$ #

,'   $
/0L=>
M-.
/0L=,
,
 
=,
  0
/0L=
#< =>   #=
# N* # # * # *
C H 58 5 2 8" 786 2 !8 C285
C H 58* 5 2 8" 787 2 !8 C82
C H 8 2 87 6825 2 228" C8
C H 8* 2 87 78C7 2 28C !28C
C H 85 85 5 78 686 2 28C "C8!
C H 85* 85 5 78 6 2 228 78!
C H 78 7  786 !85 2 2C8C 58
C H 78* 7  786 687 2 2 5
C H 785 785 2 68C 282 2 2"8C !86
C H 785* 785 2 68C !8 2 28! C8
C H 68 6 5 68! 28! 2 25 
C H 68* 6 5 68! !8! 2 2C8 8
C H 685 685 5 !8" 2285 2 258! 26687
C H 685* 685 5 !8" 28" 2 2"8" 68C
C H !8 ! 2 2 28 2 28! 27785
C H !8* ! 2 2 2282 2 258" 2!"86
C H 2 2 5 2282 2C85 2 2686 25!8
C H 2* 2 5 2282 28C 2 27 2785
C H 22 22 5 28 2"8! 2 82 2"!8C
C H 22* 22 5 28 2C85 2 268 2"86
C H 2 2 5 2C8C 28 2  2C8"
C H 2* 2 5 2C8C 2"86 2 2!8! 2586
C H 2C 2C 5 2"8" 278 2 C86 282
C H 2C* 2C 5 2"8" 2 2 285 2C!85
C H 2" 2" 5 258 2! 2 586 228C
C H 2"* 2" 5 258 278C 2 C8 2!8C
C H 25 25 5 287 8" 2 8! 22285
C H 25* 25 5 287 268 2 "8 2"
C H 2 2 5 2786 287 2 686 2"8
C H 2* 2 5 2786 2!86 2  2258"
C H 27 27 5 268! C82 2 C85 !68"
C H 27* 27 5 268! 2 2 78 2687
C H 26 26 5  "8" 2 C8 !C8
C H 26* 26 5  8 2 !8 287
C H   5 8 782 2 C586 6C86
C H *  5 8 "8 2 C8" !8
C H   5 "8" !86 2 C!8" 782
C H *  5 "8" 782 2 C585 6"85
3 KP 5,0 ... 3 KP 120CA
1 12-03-2007 MAM © by SEMIKRON

,'   $
/0L=>
M-.
/0L=,
,
 
=,
  0
/0L=
#< =>   #=
# N* # # * # *
C H " " 5 87 C8 2 "C !86
C H "* " 5 87 !8 2 C68! 7782
C H   5 68! C58C 2 "8 "8"
C H *  5 68! C82 2 "82 728C
C H 6 6 5 C282 C78! 2 5 
C H 6* 6 5 C282 C"85 2 "58" 82
C H C C 5 CC8C "82 2 5C85 582
C H C* C 5 CC8C C8! 2 "68" 
C H CC CC 5 C87 ""86 2 5! 586
C H CC* CC 5 C87 "87 2 5C8C 58C
C H C C 5 " "686 2 "8C "87
C H C* C 5 " ""8" 2 5682 528
C H " " 5 ""8" 5"8 2 728" "
C H "* " 5 ""8" "!8C 2 "85 "85
C H "C "C 5 "786 568C 2 787 C!82
C H "C* "C 5 "786 5C82 2 !8" "C8
C H "5 "5 5 5 2 2 68C C78"
C H "5* "5 5 5 5585 2 787 "28C
C H "6 "6 5 5C8C 5 2 6585 C582
C H "6* "6 5 5C8C 5!8 2 778" C686
C H 52 52 5 587 !8 2 !282 C8!
C H 52* 52 5 587 8! 2 68" C8"
C H 5" 5" 5  7C8 2 !8C C28
C H 5"* 5" 5  8 2 6782 C"8"
C H 56 56 5 "8" 768 2 2C !82
C H 56* 56 5 "8" 7285 2 !C8 C82
C H   5 87 628" 2 27 6
C H *  5 87 7" 2 !86 C2
C H " " 5 7282 687 2 22" 8C
C H "* " 5 7282 768! 2 2C !82
C H 7 7 5 7786 !"8! 2 25 "
C H 7* 7 5 7786 68" 2 22C 85
C H 75 75 5 6C8C 2 2 2C" 8"
C H 75* 75 5 6C8C !85 2 22 "86
C H 76 76 5 687 2 2 2C! 28
C H 76* 76 5 687 !8 2 2 C86
C H 65 65 5 !"8" 225 2 252 2!8!
C H 65* 65 5 !"8" 25 2 2C7 28!
C H ! ! 5 2 2 2 2 2686
C H !* ! 5 2 222 2 2" 85
C H 2 2 5 222 2C5 2 27! 286
C H 2* 2 5 222 2C 2 2 2685
C H 22 22 5 2 2"! 2 2! 258C
C H 22* 22 5 2 2C5 2 277 28!
C H 2 2 5 2CC 2 2 2" 2"
C H 2* 2 5 2CC 2"6 2 2!C 2585
Dimensions in mm
3 KP 5,0 ... 3 KP 120CA
2 12-03-2007 MAM © by SEMIKRON
 6 785 9:
Fig. 1 10/1000 µs - pulse waveform Fig. 2 Peak pulse power/current vs. amb. temperature2)
Fig. 3 Peak pulse power versus pulse duration
3 KP 5,0 ... 3 KP 120CA
3 12-03-2007 MAM © by SEMIKRON