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

GENNERAL PURPOSE RECTIFIERS
BY251 THRU BY255
200V-1300V 3.0A
FIG.1 -- TYPICAL FORWARD CHARACTERISTICS
FIG.2 -- TYPICAL CURRENT DERATING CURVE
100
10
4
2
1.0
0.4
0.2
0.1
0.06
0.04
0.02
0.01
0.6 0.8
TJ=25
Pulse Width=300uS
1.0 1.2 1.4 1.6
FORWARD VOLTAGE, VOLTS
10
T_J = 125 °C
1
T_J = 75 °C
0.1
T_J = 25 °C
0.01
0
20
40
60
80
100
Percent of Rated Peak Reverse Voltage (%)
Fig. 3 - Maximum Non-Repetitive Peak Forward Surge Current
100
T_J = 25 °C
Pulse Width = 300 μs
10
1 % Duty Cycle
4
3
2
Single Phase
Half Wave 60HZ
Resistive or
1
Inductive Load
0
0
25
50 75 100 125 150
AMBIENT TEMPERATURE,
100
T_J = 25 °C
f = 1.0 MHz
V_sig = 50 mV_p-p
10
1
10
100
Reverse Voltage (V)
Fig. 5 - Typical Junction Capacitance
1
0.1
0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3
Instantaneous Forward Voltage (V)
Fig. 4 - Typical Instantaneous Forward Characteristics
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