AXIAL SILASTIC GUARD JUNCTION STANDARD RECTIFIER
BY251 THRU BY255
VOLTAGE RANGE
CURRENT
200 to 1300 Volts
3.0 Ampere
RATING AND CHRACTERISTIC CURVES BY251 Thur BY255
FIG.1-TYPICAL FORWARD CURRENT
DERATING CURVE
3.0
FIG.2-MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
150
AVERAGE FORWARD CURRENT,
PEAK FORWARD SURGE
2.5
125
2.0
CURRENT, (A)
100
8.3ms Single Half Sine-Wave
(JEDEC Method) =T T
j
jmax
(A)
1.5
75
50
25
1.0
Single Phase
Half Wave 60Hz
Resistive or
0.5
0
0
Inductive Load
25
50
75
100
125
150
175
0
1
2
5
8
10
20
50
100
AMBIENT TEMPERATURE, (° C)
NUMBER OF CYCLES AT 60 Hz
FIG.3-TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
100
FIG.4-TYPICAL REVERSE
CHARACTERISTICS
20
10
INSTANTANEOUS FORWARD CURRENT,
INSTANTANEOUS REVERSE CURRENT,
10
T
j
=100° C
1.0
1
(A)
(mA)
0.1
0.1
T
j
=25° C
Pulse Width=300us
1% Duty Cycle
T
j
=25° C
0.01
0
20
40
60
80
100
120
140
0.01
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
INSTANTANEOUS FORWARD VOLTAGE,(V)
PERCENT OF RATED PEAK
REVERSE VOLTAGE,(%)
FIG.5-TYPICAL JUNCTION CAPACITANCE
100
CAPACITANCE,(pF)
10
TJ=25° C F=1MHz
10
0.1
1.0
4.0
10.0
100
REVERSE VOLTAGE,(VOLTS)
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MIC [ MIC GROUP RECTIFIERS ]
