A643
40mm RECTIFIER DIODE
4400V / 1000A
e T J =
V
0.01
0.1
1
On-Time (seconds)
5
t h e p r o v e n m u l t i -d i f f u s i o n p r o c e s s . H i g h r e v e r s e v o l t a g e b l o c k i n g c a p a b i l i t y i s o p t i m i z e d w i t h m o d e r a t e r e c o v e r y c u r r e n t a n d l o w f o r w a r d v o l t a g e .
A 643 i s d e s i g n e d s p e c i f i c a l l y f o r t r a n s p o r t a t i o n , i n d u s t r i a l a n d u t i l i t y 50/60 H z r e c t i f i e r s h a v i n g v e r y
h i g h c u r r e n t s u r g e a n d I 2
t r e q u i r e m e n t s .
P G :5.025 p a g e 1 d a t e :10/12/93
175 G r e a t V a l l e y P k w y . M a l v e r n , P A 19355
USA
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P G :5.025 p a g e 2 d a t e :10/12/93
A 643 / T64
0250
500
750
1000
1250
1500
1750
2000
100
200
300
400
500
600
700
800
POWER DISSIPATION Full Cycle Average
Average Power , Pavg (W)
Average Current , Iavg (A
half sine
120 deg square
MAXIMUM PEAK RECOVERY CURRENT
Circuit Commutating di/dt,(A/us)
Tj = 160 degC
200
100
50
10
Parameter Symbol C o n d i t i o n s L i m i t s Average
I a v g
h a l f -s i n e
1000
A
c u r r e n t
T C =85o
C R e p e t i t i v e
V R R M
T J = -40t o V
p e a k r e v e r s e t o +170o C
4400
v o l t a g e
P e a k r e v e r s e I R R M T J =170o C
50m a
ma c u r r e n t 25o C 10Forward V F M T J =160o C 1.40
V
v o l t a g e I F
= 1000A N o n -r e p p e a k I F S M t p = 8.3m s 11kA
s u r g e c u r r e n t
10m s 10P e a k r e c o v e r y I R M
T J =160o C 195
A
r e c o v e r y c u r r e n t
d i /d t =10A /u s
AVERAGE POWER DISSIPATION
T J = 160o C (w a t t s )I A V G h a l f 120o (A ) s i n e s q . w a v e 50 43 44 100 96 99 150 155 163 200 222 234 300 375 403 400 558 607 500 770 848 60010131127 70012861443 800 15921800 900 192921951000 23002630
LIMITING CHARACTERISTICS AND RATINGS
10
20
30
40
50
60
91f:
.1E6Half Cycle Time Base, (milliseconds)
Non-Repeitive Ifsm & I2t
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