HER501 THRU HER508
FIG.1- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
AVERAGE FORWARD CURRENT. (A)
50W
NONINDUCTIVE
10W
NONINDUCTIVE
+0.5A
DUT
(-)
PULSE
GENERATOR
(NOTE 2)
OSCILLOSCOPE
(NOTE 1)
(+)
0
-0.25A
trr
FIG.2- MAXIMUM AVERAGE
FORWARD CURRENT DERATING
6
5
4
3
2
1
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
0.375" (9.5mm)
Lead Length
25
50
75 100 125 150 175
O
(+)
50Vdc
(approx)
(-)
1W
NON
INDUCTIVE
NOTES: 1. Rise Time=7ns max. Input Impedance=
1 megohm 22pf
2. Rise Time=10ns max. Sourse Impedance=
50 ohms
-1.0A
1cm
SET TIME BASE FOR
5/ 10ns/ cm
AMBIENT TEMPERATURE. ( C)
FIG.3- TYPICAL REVERSE CHARACTERISTICS
1000
FIG.5- TYPICAL FORWARD CHARACTERISTICS
100.0
INSTANTANEOUS REVERSE CURRENT. ( A)
INSTANTANEOUS FORWARD CURRENT. (A)
01
R
5
Tj=100
0
C
~H
05
R
5
HE
ER
HE
.2
.4
.6
.8
100
10.0
5
0
HE
R
5
1.0
4
06
~H
1.2
10
1.0
Tj=25
0
C
1.0
.1
0.1
0
20
40
60
80
100
120
140
.01
ER
5
0
8
1.4
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
FORWARD VOLTAGE. (V)
FIG.4- MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
PEAK FORWARD SURGE CURRENT. (A)
200
FIG.6- TYPICAL JUNCTION CAPACITANCE
175
150
125
100
75
50
25
HE
JUNCTION CAPACITANCE.(pF)
150
HE
R
5
01~
HE
R
5
06~
R
5
05
100
HE
R
5
08
50
0
1
10
50
100
1000
.1
.5
1
2
5
10
20
50
100 200
500
NUMBER OF CYCLES AT 60Hz
REVERSE VOLTAGE. (V)
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CHENYI [ SHANGHAI LUNSURE ELECTRONIC TECH ]
