HER301 THRU HER308
REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50
NONINDUCTIVE
10
NONINDUCTIVE
+0.5A
DUT
(+)
25Vdc
(appox)
(-)
1
NON
INDUCTIVE
OSCILLOSCOPE
(NOTE 1)
-1.0A
1cm
SET TIME BASE FOR
50ns/cm
PULSE
GENERATOR
(NOTE 2)
0
-0.25A
trr
NOTES:1. Rise Time=7ns max. Input Impedance=
1 megohm 22 pf
2. Rise Time=10ns max. Sourse Impedance=
50 ohms
PEAK FORWARD SURGE CURRENT
PEAK FORWARD SURGE CURRENT, A
TYPICAL FORWARD CURRENT DERATING
AVERAGE FORWARD CURRENT (A)
150
120
90
60
30
0
1
2
4 6 10 20
40 60 100
NUMBER OF CYCLES AT 60 Hz
4.0
0.375" (9.5mm) LENGTH
3.0
2.0
1.0
0
25
50
75 100 125 150
175
200
AMBIENT TEMPERATURE,
o
C
TYPICAL REVERSE LEAKAGE
CHARACTERISTICS
100
FORWARD CHARACTERISTICS
10
FORWARD CURRENT, AMPERES
T
j
=150 C
10
o
HER301
TYPICAL
1
INSTANTANEOUS REVERSE LEAKAGE
CURRENT, (MICROAMPERES)
T
j
=100 C
1
o
0.1
HER308
o
Tj=25 C
T
j
=25 C
o
0.1
0.01
0
0.2 0.4 0.6
0.8
1.0 1.2 1.4
1.6
0.01
0
20
40
60
80
100
120
140
FORWARD VOLTAGE
VOLTS
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
SEMTECH ELECTRONICS LTD.
®
(Subsidiary
of Semtech International Holdings Limited, acompany
listed on the Hong Kong Stock Exchange, Stock Code: 724)
Dated : 12/04/2003
SEMTECH_ELEC [ SEMTECH ELECTRONICS LTD. ]
