Surface mount diode
Unidirectional and
bidirectional Transient
Voltage Suppressor
diodes
P4 SMAJ 150...P4 SMAJ 180CA
Pulse Power
Dissipation: 400 W
Stand-off
voltage: 150 ... 180 V
Features
   
   
 !"#$
% &  ' ( ))
 )*)+  
' &  
,      
&-. /0   '
 1 23 4 )*)  
   1 53  
&-. /0
Mechanical Data
  4* 6 78$2"*
90  :; 0
,    
&  <$4,7$;5
  0    '
4  -0 0 ;5 
 
1) = $/     /
<> (+
2)    & . 5 
     
3)      '
Absolute Maximum Ratings ,*> 5 :   . 
Symbol Conditions Values Units
 -  . 
(262 @ ./+ 2+ ,> 5 
" 9
(*#+ 4'  .  +: ,> 5

2 9
<%4 - . 0  :  AB 
 $./: C+ ,> 5 
" *
D*     E  
&  +
; F69
D,     E  
 
C F69
,E8 0 E   $ 5  G 25 
,40  $ 5  G 25 
#    . /0 <>5*C+ HC:5 #
$ #

,' 4 $
/0I<7
J-.
/0I<,
,
 
<,
  0
/0I<
#9 <7   #<
# K* # # * # *
" 4*L 25 25 5 2; " 2 M 2:5
" 4*L 25* 25 5 2; 2M5 2 "C 2:
" 4*L 2 2 5 2;M 2; 2 M; 2:"
" 4*L 2* 2 5 2;M 2!M 2 5! 2:5
" 4*L 2; 2; 5 2M! C2 2 C" 2:C
" 4*L 2;* 2; 5 2M! 2 2 ;5 2:"
" 4*L 2M 2M 5 ! 55 2 :! C""
" 4*L 2M* 2M 5 ! C2 2 :!2 CM
Dimensions in mm
 4* 6 78$2"*
P4 SMAJ 150...P4 SMAJ 180CA
1 09-03-2007 MAM © by SEMIKRON
http://store.iiic.cc/
Fig. 1 10/1000 µs - pulse waveform Fig. 2 Rated power dissipation vs. amb.temp. 2)
Fig. 3 Peak pulse power versus pulse duration
P4 SMAJ 150...P4 SMAJ 180CA
2 09-03-2007 MAM © by SEMIKRON
http://store.iiic.cc/