HER 501 THRUHER508
FIG. 1 -- TYPICAL FORWARD CHARACTERISTIC
100
FIG. 2 -- TYPICAL JUNCTION CAPACITANCE
175
150
INSTANTANEOUS FORWARD CURRENT /
HER501-504
10
Tj=25
°C
HER505
125
CAPACITANCE. PF
100
75
50
25
HER501-505
AMPERES
1.0
HER506-508
HER506& 508
0
0
2
4
6
Pulse Width = 300" S
1 %Duly Cycle
8
10
12
14
1.0
4.0
10
100
200
500
INSTANTANEOUS FORWARD VOLTAGE / VOLTS
REVERSE VOLTAGE / VOLTS
FIG. 4 -- MAXIMUMNON-REPETITIVE FORWARD
SURGE CURRENT
400
FIG. 3 -- FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD RECTIFIED
Single Phase Half Wave 60HZ
Resistive or Inductive Load
PEAK FORWARD SURGE
5
300
CURRENT AMPERES
3
200
100
1
0
0
25
50
75
100
125
150
175
200
0
1.0
2.0
10
20
100
AMBIENT TEMPERATURE /
°C
NUMBER OF CYCLES AT 60H
Z
FIG. 5 -- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
50%
N.1.
10%
N.1.
(-)
PULSE GENERATOR
( NOTE 2 )
1%
N.1.
OSCILLOSCOPE
( NOTE )
(+)
1.0A
0.5A
t
rr
(+)
50 Vdc
(APPROX)
(-)
NOTES:
D.U.T
0
0.25A
1. RISE TIME = 7n SEC MAX. INPUT IMPEDANCE = 1 MEGOHM. 22
P
F
2. RISE TIME = 10n SEC MAX. SOURCE IMPEDANCE = 50 OHM.
SET TIME BASE FOR 15 ns / cm
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REV.02 20110725
YEASHIN [ Yea Shin Technology Co., Ltd ]
