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Dated : 22/07/2004
SEMTECH ELECTRONICS LTD.
(Subsidiary of Semtech International Holdings Limited, acompany
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
UG2A THRU UG2D
AMBIENT TEMPERATURE, °C
FIG.3-TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
FIG.5-TYPICAL JUNCTION CAPACITANCE
REVERSE VOLTAGE,VOLTS
0.1
1
10
100
200
0.01
0
1
0.1
10
20
1.2
0
0
0.8
0.4
2.0
1.6
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
TJ=25°C
1.0
10
100
125
1.2
TJ=25°C
PULSE WIDTH=300us
1%DUTY CYCLE
0.4
0.8
FIG.1-FORWARD CURRENT
DERATING CURVE
Single Phase
Half Wave 60Hz
Resistive or
inductive Load
25
50
100
75
1.8
1.6
175
150
100
t,PULSE DURATION,sec.
PERCENT OF PEAK REVERSE VOLTAGE,%
FIG.4-TYPICAL REVERSE CHARACTERISTICS
FIG.6-TYPICAL TRANSIENT THERMAL IMPEDANCE
0.01
0.01
0.1
0
100
1
10
20
0.1
1
40
60
80
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
TJ=100°C
FIG.2-MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
NUMBER OF CYCLES AT 60Hz
0.1
10
1
100
1.000
48
32
0
16
1
80
64
TJ=25°C
10
100
10
100
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