H21 Datasheet, PDF (2/2 Pages) List of Unclassifed Manufacturers – Plastic package has Underwriters Laboratory

RATING AND CHARACTERISTIC CURVES (HFM201 THRU HFM207)
RoHS
H21-H27
WEJ ELECTRONIC CO.,LTD FIG.1-TYPICALFORWARD
CHARACTERISTICS
10
1.0
207
206~HFM
HFM
.1
.01
Tj=25 C
Pulse Width 300us
1% Duty Cycle
.001
.4
.6 .8 1.0 1.2 1.4 1.6 1.8
FORWARD VOLTAGE,(V)
FIG.3- TEST CIRCUIT DIAGRAM AND REVERSE
RECOVERY TIME CHARACTERISTICS
50W
NONINDUCTIVE
10W
NONINDUCTIVE
(+)
25Vdc
(approx.)
()
D.U.T.
1W
NON-
INDUCTIVE
OSCILLISCOPE
(NOTE 1)
()
PULSE
GENERATOR
(NOTE 2)
(+)
NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF.
2. Rise Time= 10ns max., Source Impedance= 50 ohms.
+0.5A
0
-0.25A
trr
|
|
|
|
|
|
|
|
-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
0.8
0.4
0
0
Single Phase
Half Wave 60Hz
Resistive Or Inductive Load
P.C.B. MOUNTED ON
0.3" * 0.3" (8.0mm * 8.0mm)
COPPER PAD AREAS
25 50 75 100 125 150 175
AMBIENT TEMPERATURE ( C)
FIG.4-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
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-TYPICAL JUNCTION CAPACITANCE
175
120
100
80
60
40
20
0
.01
.05 .1
.5 1
5 10
50 100
REVERSE VOLTAGE,(V)
WEJ ELECTRONIC CO. Http:// www.wej.cn E-mail:[e-mail]