RATINGS AND CHARACTERISTIC CURVES
1N4933G---1N4937G
FIG.1 -- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
trr
50
10
N.1.
N.1.
+0.5A
D.U.T.
(
- )
0
(+)
PULSE
50VDC
(APPROX)
(-)
GENERATOR
(NOTE2)
-0.25A
OSCILLOSCOPE
(NOTE 1)
1
(
+ )
N.1.
-1.0A
NOTES:1.RISETIME=7ns MAX. INPUTIMPEDANCE=1M . 22PF
2. RISE TIME = 10ns MAX. SOURCE IMPEDANCE = 50
SETTIMEBASEFOR50/100ns /cm
FIG.2 --FORWARD CURRENT DERATING CURVE
FIG.3 --PEAK FORWARD SURGE CURRENT
30
1.0
Single Phase
Half Wave 50H
Resistive or
Z
24
18
0.8
Inductive Load
TJ=25
8.3ms Single Half
Sine-Wave
0.6
0.4
12
6
0.2
0
0
25
50
75
100
125
150
175
0
1
2
4
6
10
20
40 60
100
LEADTEMPERATURE,
NUMBEROFCYCLES AT60Hz
FIG.4--TYPICAL FORWARD CHARACTERISTIC
FIG.4--TYPICAL JUNCTION CAPACITANCE
20
20
10
16
14
12
10
1.0
T
J
=25
PULSE WIDTH=300
s
4
0.1
TJ=25
f=1MHz
2
1
.1
0.01
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
.2
.4
1.0
2
4
10
20
40
100
FORWARDVOLTAGE,VOLTS
REVERSE VOLTAGE,VOLTS
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Document Number 0269004
BLGALAXY ELECTRICAL
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