RATING AND CHARACTERISTIC CURVES
HER101/UF4001 THRU HER108/UF4007
FIG.1- REVERSE RECOVER TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50
*
NONINDUCTIVE
10
*
NONINDUCTIVE
+0.5A
(-)
DUT
(+)
50Vdc
(approx)
(-)
1
*
NON
INDUCTIVE
PULSE
GENERATOR
(NOTE 2)
OSCILLOSCOPE
(NOTE1)
(+)
0
-0.25A
FIG.2-MAXIMUM AVERAGE
FORWARD CURRENT DERATING
AVERAGE FORWARD CURRENT. (A)
trr
2.0
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
0.375" (9.5mm)
Lead Length
1.0
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
0
0
25
50
75 100 125 150 175
0
AMBIENT TEMPERATURE.( C)
FIG.3-TYPICAL REVERSE CHARACTERISTICS
1000
10
FIG.4-TYPICAL FORWARD CHARACTERISTICS
INSTANTANEOUS REVERSE CURRENT. ( A)
INSTANTANEOUS FORWARD CURRENT.(A)
HE
R1
01
HE
R1
10
Tj=25 C
0
0.1
1
0.01
0
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE.(%)
0.001
.2
.4
.6
.8
1.0
1.2
1.4
FORWARD VOLTAGE.(V)
FIG.5-MAXIMUM NON-REPETITIVE SURGE
CURRENT
FIG.6-TYPICAL JUNCTION CHARACTERISTICS
PEAK FORWARD SURGE CYRRENT.(A)
30
25
20
15
10
0
8.3ms Single Half Sine Wave
JEDEC Method
JUNCTION CAPACITANCE.(pF)
35
HER
101
~HE
R10
HE
5
R10
6~H
ER
108
1
2
5
10
20
50
100
1
.5
1
2
5
HE
10
R1
06
~H
E
05
20
R1
08
100
Tj=100
0
C
1.0
~H
ER
104
50
100 200 500 1000
NUMBER OF CYCLES AT 60Hz
REVERSE VOLTAGE.(V)
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