RATING AND CHARACTERISTIC CURVES (HER151 THRU HER158)
FIG.1-TYPICAL FORWARD
CHARACTERISTICS
AVERAGE FORWARD CURRENT,(A)
FIG.2-TYPICAL FORWARD CURRENT
DERATING CURVE
1.8
1.5
1.2
0.9
0.6
0.3
0
0
25
50
75
100
125
150
175
Single Phase
Half Wave 60Hz
Resistive Or Inductive Load
0.375"(9.5mm) Lead Length
10
15
3
ER
15
5
~H
ER
INSTANTANEOUS FORWARD CURRENT,(A)
~H
51
R1
54
HE
R1
HE
.1
Tj=25 C
Pulse Width 300us
1% Duty Cycle
H
1.0
ER
15
6~
H
ER
15
8
AMBIENT TEMPERATURE ( C)
.01
FIG.4-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
PEAK FORWAARD SURGE CURRENT,(A)
.001
.4
.6
.8
1.0
1.2
1.4
1.6
1.8
50
FORWARD VOLTAGE,(V)
40
FIG.3- TEST CIRCUIT DIAGRAM AND REVERSE
RECOVERY TIME CHARACTERISTICS
50
Ω
NONINDUCTIVE
10
Ω
NONINDUCTIVE
30
Tj=25 C
8.3ms Single Half
Sine Wave
JEDEC method
20
(+)
25Vdc
(approx.)
( )
1
Ω
NON-
INDUCTIVE
OSCILLISCOPE
(NOTE 1)
D.U.T.
( )
PULSE
GENERATOR
(NOTE 2)
(+)
10
0
1
5
10
50
100
NUMBER OF CYCLES AT 60Hz
NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF.
2. Rise Time= 10ns max., Source Impedance= 50 ohms.
FIG.5-TYPICAL JUNCTION CAPACITANCE
175
trr
+0.5A
|
|
|
|
|
|
|
|
JUNCTION CAPACITANCE,(pF)
150
125
100
75
50
25
0
0
-0.25A
-1.0A
1cm
SET TIME BASE FOR
50 / 10ns / cm
.01
.05
.1
.5
1
5
10
50
100
REVERSE VOLTAGE,(V)
65
BYTES [ BYTES ]
