SF51G データシートの表示（PDF） - Leshan Radio Company,Ltd

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SF51G

Glass Passivated Junction Ultra Fast Rectifiers

Leshan Radio Company,Ltd 

SF51G thru SF58G

2.Ratings and Characteristic Curves ( TA = 25°C unless otherwise noted )

Fig. 1 – Forward Current Derating Curve

Fig. 2 – Maximum Non-repetitive Peak

Forward Surge Current

TA=Ambient Temperature

0.375"(9.5mm)Lead Lengh

TJ = 75°C

8.3ms Single Half Sine-wave

5.0

200

(JEDEC Method)

2.5

60 Hz Resistive or Inductive load

TL=Lead Temperature with both leads heat

sink mounted with length(L) as shown

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 1.6

Instantaneous Forward Voltage (V)

Fig 5. –typical transient thermal

impedance

100

100

0

1

10

100

Number of Cycles at 60Hz

Fig 4. – Typical Reverse Characteristics

100

10

Tj=125℃

1.0

Tj=25℃

0.1

0.01

0 20 40 60 80 100

Percent of Rated Peak Reverse Voltage (%)

Fig 6. – Typical Junction Capacitance

10

1.0

0.1

0.01 0.1

1.0

10

100

t,Pulse duration,sec

SF61G~SF34G

---SF65G~SF68G

Reverse Voltage (V)

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