SF31G datasheet(2/3 Pages) LRC

Part #	SF31G

Description	Glass Passivated Junction Super Fast Plastic Rectifiers Reverse Voltage 50 to 600V Forward Current 3.0A

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Manufacturer	LRC [Leshan Radio Company]

Direct Link	http://www.lrc.cn/

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

SF31G thru SF38G

Fig. 1 – Forward Current Derating Curve

Fig. 2 – Maximum Non-repetitive Peak

Forward Surge Current

Fig 4. – Typical Reverse Characteristics

Fig 3. – Typical Instantaneous Forward

Characteristics

Fig 5. –typical transient thermal

impedance

Fig 6. – Typical Junction Capacitance

0

25

50

75

100 125

150 175

1

10

100

0.6

0.8

1.0

1.2

1.4

1.6

0

20

40

60

80

100

10

1.0

0.1

0.01

10

1.0

0.1

0.01

100

3.0

1.5

0

200

100

0

TJ = 75°C

8.3ms Single Half Sine-wave

(JEDEC Method)

TJ = 25°C

Pulse width = 300µs

1% Duty Cycle

Ambient Temperature, °C

Number of Cycles at 60Hz

Instantaneous Forward Voltage (V)

Percent of Rated Peak Reverse Voltage (%)

Reverse Voltage (V)

Tj=125℃

Tj=25℃

10

1.0

0.1

100

0.01

0.1

1.0

10

100

t,Pulse duration,sec

TA=Ambient Temperature

0.375"(9.5mm)Lead Lengh

60 Hz Resistive or Inductive load

TL=Lead Temperature with both leads heat

sink mounted with length(L) as shown

SF34G~SF34G

---SF35G~SF38G

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