BY251 Datasheet, PDF (2/2 Pages) Pan Jit International Inc. – MEDIUM CURRENT PLASTIC RECTIFIER(VOLTAGE - 200 to 1300 Volts CURRENT - 3.0 Amperes)

RoHS
BY251-BY255
FIG.1-TYPICAL FORWARD CURRENT
FIG.2-MAXIMUM NON-REPETITIVE PEAK
WEJ ELECTRONIC CO.,LTD DERATINGCURVE
3.0
2.0
Single Phase
Half Wave 60Hz
1.0
Resistive or
Inductive Load
0.375 (9.5mm) Lead Length
0
0
25
50
75 100 125 150 175
AMBIENT TEMPERATURE,(^oC)
FIG.3-TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
100
10
1.0
T j=25 ^oC
Pulse Width=300us
1% Duty Cycle
0.1
0.01
0.4 0.6 0.8 1.0
1.2 1.4 1.6 1.8
INSTANTANEOUS FORWARD VOLTAGE,(V)
FIG.5-TYPICAL JUNCTION CAPACITANCE
100
10
Tj=25 ^oC
FORWARD SURGE CURRENT
210
8.3ms Single Half Sine-Wave
150
(JEDEC Method) T j=Tjmax
90
30
0
1
1 Cycle
2
4 6 8 10
20
40 60 80100
NUMBER OF CYCLES AT 60 Hz
FIG.4-TYPICAL REVERSE
CHARACTERISTICS
20
10
Tj=100 ^oC
1.0
0.1
0.01
0
Tj=25 ^oC
20 40 60
80
100 120 140
PERCENT OF RATED PEAK
REVERSE VOLTAGE,(%)
f=1MHz
Vsig=50mVp-p
1
0.1
1.0
10
100
REVRESE VOLTAGE,(V)
WEJ ELECTRONIC CO. Http:// www.wej.cn E-mail:[e-mail]