SF17 查看數據表（PDF） - Weitron Technology
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SF17 Datasheet PDF : 3 Pages
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SF11 thru SF18
RATINGAND CHARACTERISTIC CURVES
50
NONINDUCTIVE
10
NONINDUCTIVE
(+)
25Vdc
(approx.)
()
D.U.T.
1
NON-
INDUCTIVE
OSCILLISCOPE
(NOTE 1)
+0.5A
()
PULSE
GENERATOR
(NOTE 2)
(+)
0
-0.25A
trr
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NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF.
2. Rise Time= 10ns max., Source Impedance= 50 ohms.
FIG.1- TEST CIRCUIT DIAGRAM AND
REVERSE RECOVERY
-1.0A
1cm
SET TIME BASE FOR
50 / 10ns / cm
TIME CHARACTERISTIC
1.2
1.0
0.8
0.6
Single Phase
Half Wave 60Hz
0.4
Resistive Or Inductive Load
0.375"(9.5mm) Lead Length
0.2
0
0
25 50 75 100 125 150 175
AMBIENT TEMPERATURE (°C)
FIG.2-TYPICAL FORWARD CURRENT
DERATING CURVE
50
10
3.0
1.0
0.1
Tj=25 C
Pulse Width 300us
1% Duty Cycle
50
10
3.0
1.0
Tj=100 C
Tj=25 C
0.1
0.01
0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
FORWARD VOLTAGE (V)
FIG.3 TYPICAL FORWARD CHARACTERISTICS
50
40
30
Tj=25°C
8.3ms Single Half
20
Sine Wave
JEDEC method
10
0
1
5
10
50
100
NUMBER OF CYCLES AT 60Hz
FIG.5 MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
0.01
0 20 40 60 80 100 120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
FIG.4 TYPICAL REVERSE CHARACTERISTICS
175
150
125
100
75
50
25
0
0.01
0.05 0.1
0.5 1
5 10
50 100
REVERSE VOLTAGE,(V)
FIG.6 TYPICAL JUNCTION CAPACITANCE
WEITRON
3/3
http://www.weitron.com.tw
04-Apr-07
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