LESHAN RADIO COMPANY, LTD.
20A2/2
FR301 FR307P
3 A
RATING & CHARACTERISTIC CURVES OF 3A FAST DIODES
FIG. 2 TYPICAL FORWARD
CURRENT DERATING CURVE
AMBIENT TEMPER ATURE, (C)
+0.5A
0
-0.25A
-1.0A
1cm
Trr
NOTES:1.Rise Time=7ns max.
Input Impedance=1megohm.22pF.
2.Rise Time=10ns max.
Source Impedance=50 ohms.
(+)
P U L S E
G E N E R AT O R
( N O T E 2 )
(-)
D.U.T.
OSCILLOSCOPE
(NOTE 1)
1
N O N .
INDUCTIVE
(+)
25Vdc
(APPROX)
(-)
50
10
NONINDUCTIVE
NONINDUCTIVE
FIG.1TEST CIRCUIT DIAGRAM AND
REVERSE RECOVERY TIME CHARACTERISTIC
SET TIME
A
VERAGE FOR
W
ARD CURRENT
,(A)
BASE FOR 50/100ns/cm
INST
ANT
ANEOUS FOW
ARD CURRENT (A)
INSTANTANEOUS FORWARD VOLTAGE, (%)
FIG. 3 TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
FIG. 5 TYPICAL JUNCTION CAPACITANCE
FIG. 4 MAXINUM NON-REPETITIVE
FOWARD SURGE CURRENT
JUNCTION CAP
ACIT
ANCE,(pF)
REVERSE VOLTAGE,(V)
PEAK FOR
W
ARD SURGE CURRENT
,(A)
NUMBER OF CYCLES AT 60Hz
.4
.6
.8
1.0
1.2
1.4
1.6
1.8
20
10
3.0
1.0
0.3
0.1
.03
.01
T
J
=25C
Pulse Width=300
s
1% Duty Cycle
8.3ms Single Half Sine-Wave
(JEDEC Method)
200
100
50
10
1
2
5
10
20
50
100
.1
.2
.4
1.0
2
4
10
20
40
100
200
100
60
40
20
10
6
4
2
1
T
J
=25C
0
25
50
75
100
125
150
175
5
4
3
2
1
0
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
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