RATINGS AND CHARACTERISTIC CURVES HER301 THRU HER308
FIG.1 - TEST CIRCUIT DIAGRAM AND REVERSE
RECOVERY TIME CHARACTERISTICS
FIG.2 - FORWARD CURRENT DERATING CURVE
3.0
2.5
2.0
Single Phase
Half Wave 60Hz
Resistive or
50
10
trr
NONINDUCTIVE
NONINDUCTIVE
+0.5A
Inductive Load
( - )
PULSE
GENERATOR
( NOTE 2 )
D.U.T.
0
( + )
25 Vdc
( approx )
( - )
-0.25A
1.5
1.0
0.5
1
OSCILLOSCOPE
( NOTE 1 )
( + )
NON-
INDUCTIVE
-1.0A
NOTES : 1. Rise Time = 7ns max. Input Impedance=
1 megohm. 22pF.
SET TIME BASE
FOR 10/20 ns/cm
2. Rise Time = 10ns max. Source Impedance=
50 ohms.
0.375" (9.5mm) LEAD LENGTH
0
0
25
50
75
100
125
150
175
AMBIENT TEMPERATURE, oC
FIG.3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
FIG.4 - MAXIMUM NON-REPETITIVE
PEAK FORWARD SURGE CURRENT
10.00
1.00
250
200
150
100
50
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
TJ = 25oC
0.10
0.01
0
1
10
100
NUMBER OF CYCLES AT 60Hz
PULSE WIDTH=300uS
1% DUTY CYCLE
0
0.2 0.4 0.6
0.8 1.0 1.2
1.4 1.6 1.8
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
FIG.5 - TYPICAL REVERSE CHARACTERISTICS
FIG.6 - TYPICAL JUNCTION CAPACITANCE
1000
100
200
100
TJ = 25oC
60
40
20
10
TJ = 150oC
TJ = 100oC
10
1.0
6
4
HER301~HER305
HER306~HER308
2
1
TJ = 25oC
.1
.2
.4
1.0
2
4
10
20 40
100
REVERSE VOLTAGE, VOLTS
0.1
0.01
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE,%
Zowie Technology Corporation
REV. : 0