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Dated : 22/03/2003
®
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
HER101 THRU HER108
0
-0.25A
+0.5A
-1.0A
DUT
NOTES:1. Rise Time=7ns max. Input Impedance=
1 megohm 22 pf
2. Rise Time=10ns max. Sourse Impedance=
50 ohms
1
NON
INDUCTIVE
(+)
25Vdc
(appox)
(-)
50
NONINDUCTIVE
PULSE
GENERATOR
(NOTE 2)
OSCILLOSCOPE
(NOTE 1)
10
NONINDUCTIVE
SET TIME BASE FOR
50ns/cm
1cm
trr
REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
0.1
1.2
FORWARD VOLTAGE
VOLTS
0.2
0.01
00.4
0.6
0.8
1.0
1.4
1.6
Tj=25 C
FORWARD CHARACTERISTICS
1
10
HER101
TYPICAL
o
HER108
TYPICAL JUNCTION CAPACITANCE
REVERSE VOLTAGE, VOLTS
100
0.1
0.1
10
Tj=25 C
f=1.0MHz
Vsig=50mVp-p
1
10
o
100
20
NUMBER OF CYCLES AT 60Hz
5
0.1
10
15
0.5
1
2
5
10 20
100
50
1000
500
PEAK FORWARD SURGE CURRENT
30
25
35
1.2
1.0
0.6
0.8
0.2
0.4
FORWARD CURRENT DERATING CURVE
AMBIENT TEMPERATURE, ( C)
50
25
0
75
125
100
150 175