SF51 datasheet(2/2 Pages) GXELECTRONICS

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0.01

0.1

1.0

100

0.6

1.0

1.4

1.8

T = 25 C

Pulse width = 300 s

2% duty cycle

V , INSTANTANEOUS FORWARD VOLTAGE (V)

Fig. 2 Typical Forward Characteristics

100

200

100

NUMBER OF CYCLES AT 60Hz

Fig. 3 Peak Forward Surge Current

8.3ms single half

sine-wave

50V DC

Approx

NI (Non-inductive)

Ω

1.0

Ω

Oscilloscope

(Note 1)

Pulse

Generator

(Note 2)

Device

Under

Test

Set time base for 5/10ns/cm

+0.5A

-0.25A

-1.0A

Notes:

1. Rise Time = 7.0ns max. Input Impedance = 1.0M , 22pF.

2. Rise Time = 10ns max. Input Impedance = 50 .

Ω

Fig. 5 Reverse Recovery Time Characteristic and Test Circuit

(+)

(-)

100

1000

100

V , REVERSE VOLTAGE (V)

Fig. 4 Typical Junction Capacitance

025

100

125

150

175

T , AMBIENT TEMPERATURE ( C)

Fig. 1 Forward Current Derating Curve

Single phase half wave

Resistive or Inductive load

SF51 - SF54

SF55 - SF56

SF57

SF55 - SF57

SF51 – SF57

5.0A SUPER-FAST RECTIFIER

星合电子

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