LUMB305 Datasheet, PDF (2/9 Pages) Leshan Radio Company – Glass Passivated Junction Ultra Fast Rectifiers Reverse Voltage 50 to 600V Forward Current 3.0A

LUMB305 thru LUMB360
2. Ratings and Characteristic Curves ( TA = 25°C unless otherwise noted )
Fig. 1 – Forward Current Derating Curve
60 Hz
Fig. 2 – Maximum Non-repetitive Peak
Forward Surge Current
400
TJ = TJ max
Resistive or
8.3ms Single Half Sine-wave
3.0
Inductive Load
200
(JEDEC Method)
1.5
0.375" (9.5mm) Lead Length
0
0 25 50 75 100 125 150 175
Ambient Temperature, °C
Fig 3. – Typical Instantaneous Forward
100
Characteristics
10
1.0
0.1
TJ = 25°C
Pulse width = 300µs
1% Duty Cycle
0.01
0.6 0.8 1.0 1.2 1.4
Instantaneous Forward Voltage (V)
Fig 5. –typical transient thermal
impedance
100
10
1.0
0.1
0.01
0.1
1.0
10
t,Pulse duration,sec
20
0
10
100
Number of Cycles at 60Hz
Fig 4. – Typical Reverse Characteristics
1000
100
Tj=125℃
Tj=75 ℃
10
Tj=25℃
1.0
0.1
0
20 40
60 80 100
Percent of Rated Peak Reverse Voltage (%)
Fig 6. – Typical Junction Capacitance
TJ = 25°C
f = 1.0 MHz
Vsig = 50mVp-p
200
100
10
0
10
20 30
40 50
Reverse Voltage (V)