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Dated : 23/06/2004
SEMTECH ELECTRONICS LTD.
(Subsidiary of Semtech International Holdings Limited, acompany
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
RS401 THRU RS407
RATING AND CHARACTERISTICS CURVES (RS401 THRU RS407)
FIG .4 -T Y PIC A L R EVER SE
CH ARA CT E R IS T ICS
Tj=25 C
P E R C EN T O F R A T E D PEA K R EVER SE VO LT A G E (% )
0
0.0 1
20
4 0
60
80
o
0.1
1.0
10
T j= 1 00 C
o
10 0 12 0
14 0
Sin g le Ph a s e Ha lf W a v e
6 0 H z Induc tiv e or
R e sistiv e L o a d
F IG .2 -T Y PIC A L F O R W ARD C URRE NT
D E RA T IN G CUR V E
C A SE T E M P E RAT URE . ( C)
0
0
1
2
3
4
50
5
10 0
o
150
NUM BE R O F CY CL E S AT 6 0 Hz
F I G . 1 - M A X I M U M NO N- R E P E T IT I V E F O RW ARD
S URG E CURRE NT
8 .3 m s S i n g le H a lf S in e - W a v e
( J ED EC M e t h o d e )
2
1
100
50
0
15 0
20 0
30 0
250
20
51 0
5 0
10 0
I N S T ANT A N E O US F O R W ARD V O L T A G E , ( V )
F I G . 3 - T Y P I CAL I N S T ANT ANE O U S F O RW ARD
CHA RACT E R I S T I CS
0. 6
0. 1
0. 8
1
10
10 0
1. 2
1. 0
1 . 4
1 . 8
1. 6
2 . 0
P u l s e W i d t h = 3 00u s
1 % D u t y C ycl e
Tj =2 5 C
o