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Dated : 11/11/2002
SEMTECH ELECTRONICS LTD.
(Subsidiary of Semtech International Holdings Limited, acompany
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
FIG.1-DERATING CURVE OUTPUT RECTIFIED CURRENT
60Hz
RESISTIVE OR
INDUCTIVE LOAD
P.C.B MOUNTED ON
0.51X0.51"(13X13mm)
COPPER PADS
20
40
60
80
100
120
140 160
0
0.5
1.0
FIG.2-MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT PER LEG
0
1
10
100
TJ=150 C
SINGLE SINE-WAVE
(JEDEC Method)
AMBIENT TEMPERATURE, C
o
NUMBER OF CYCLES AT 60 Hz
5
10
15
20
25
30
o
FIG.3-TYPICAL FORWARD CHARACTERISTICS
PER LEG
0.01
1
10
0.4
0.6
0.8
1.0
1.4
1.2
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
0.1
TJ=25 C
PULSE WIDTH=300 s
1% DUTY CYCLE
o
o
TJ=125 C
PERCENT OF RATED PEAK REVERSE
VOLTAGE(V)
0.1
0
1
40
20
60
10
100
80
100
FIG.4-TYPICAL REVERSE LEAKAGE
CHARACTERISTICS PER LEG
0.01
TJ=50 C
o
FIG.5-TYPICAL JUNCTION
CAPACITANCE PER LEG
REVERSE VOLTAGE, VOLTS
1
10
100
100
10
1
o
TJ=25 C
f=1.0MHz
Vsig=50mVP-P
FIG.6-TYPICAL TRANSIENT THERMAL
IMPEDANCE
1, HEATING TIME, sec.
0.01
0.1
1
100
110
10
0.1
100
1.0 CYCLE
DF005SA THRU DF10SA