D A Y A
- TDD-
RATINGS AND CHARACTERISTIC CURVES (HER301 THRU HER308)
FIG.1- MAXIMUM FORWARD CURRENT DERATING
CURVE
FIG.2- TYPICAL REVERSE CHARACTERISTICS
6.0
5.0
4.0
3.0
2.0
1.0
0
1000
100
Tj=1000C
Tj=750C
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
0.375" (9.5mm)
Lead Length
10
0
25
50
75
100
125
150
175
AMBIENT TEMPERATURE. (OC)
1
FIG.3- MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
Tj=250C
300
200
0.1
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
8.3ms Single Half Sine Wave
JEDEC Method
100
FIG.5- TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
100
Tj=250C
0
1
10
100
1000
NUMBER OF CYCLES AT 60Hz
FIG.4- TYPICAL JUNCTION CAPACITANCE
10
175
150
1
HER301-HER304
125
100
75
HER301~HER305
HER306~HER308
0.1
50
HER306-HER308
25
0
0.01
0.1
0.5
1
2
5
10 20
50
100 200 500
0.4
FORWARD VOLTAGE. (V)
0.2
0.6
0.8
1.0
1.2
1.4
0
REVERSE VOLTAGE. (V)
FIG.6- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50
10
trr
NONINDUCTIVE
NONINDUCTIVE
+0.5A
(-)
DUT
(+)
PULSE
0
50Vdc
(approx)
(-)
GENERATOR
(NOTE 2)
-0.25A
OSCILLOSCOPE
(NOTE 1)
(+)
NON
INDUCTIVE
-1.0A
NOTES: 1. Rise Time=7ns max. Input Impedance=
1 megohm 22pf
1cm
SET TIME BASE FOR
5/ 10ns/ cm
2. Rise Time=10ns max. Sourse Impedance=
50 ohms
Factory Address: Taiguan Industrial zone, Yanjinyu Dongjin Rode No.1, XinXiang, HeNan, China
DAYA [ DAYA ELECTRIC GROUP CO., LTD. ]
