SF21-H View Datasheet(PDF) - Formosa Technology
Part Name
Description
Manufacturer
SF21-H Datasheet PDF : 6 Pages
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Rating and characteristic curves (SF21 THRU SF28)
FIG.1- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
50W
NONINDUCTIVE
10W
NONINDUCTIVE
+0.5A
(+)
25Vdc
(approx.)
()
D.U.T.
1W
NON-
INDUCTIVE
OSCILLISCOPE
(NOTE 1)
()
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.
-1.0A
1cm
SET TIME BASE FOR
50 / 10ns / cm
FIG.2-TYPICAL FORWARD CURRENT
DERATING CURVE
2.4
2.0
1.6
1.2 Single Phase
Half Wave 60Hz
Resistive Or Inductive Load
0.8
0.375"(9.5mm) Lead Length
0.4
0
0
25 50 75 100 125 150 175
AMBIENT TEMPERATURE,(°C)
FIG.3-TYPICAL FORWARD
CHARACTERISTICS
FIG.4-TYPICAL REVERSE
CHARACTERISTICS
FORWARD VOLTAGE,(V)
FIG.5-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
NUMBER OF CYCLES AT 60Hz
PERCENT OF RATED PEAK REVERSE VOLTAGE,(%)
175
150
125
100
75
50
25
0
.01
FIG.6-TYPICAL JUNCTION CAPACITANCE
.05 .1
.5 1
5 10
REVERSE VOLTAGE,(V)
50 100
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Page 3
Document ID Issued Date
DS-222407 2008/02/10
Revised Date Revision
2010/05/10
C
Page.
6
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