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SF21G

SUPER FAST GLASS PASSIVATED RECTIFIER

Master Instrument Corporation 

SUPER FAST GLASS PASSIVATED RECTIFIER

SF21G THRU SF28G

VOLTAGE RANGE

CURRENT

50 to 1000 Volts

2.0 Ampere

RATING AND CHRACTERISTIC CURVES SF21G THRU SF28G

FIG.1-TYPICAL FORWARD CURRENT

DERATING CURVE

3.0

2.0

1.0

0

0

Single Phase

Half Wave 60Hz

Resistive or

Inductive Load

0.375″(9.5mm) Lead Length

25

50 55 75

100

125

150

175

AMBIENT TEMPERATURE, (° C)

FIG.3-TYPICAL INSTANTANEOUS

FORWARD CHARACTERISTICS

10

1.0

TJ=25° C

0.1

Pulse Width=300us

1% Duty Cycle

0.01

0.001

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

INSTANTANEOUS FORWARD VOLTAGE,(V)

FIG.5-TYPICAL JUNCTION CAPACITANCE

100

SF21G-SF24/G

SF25G-SF28/G

10

TJ =25° C

f=1MHz

Vsig=50mVp-p

1.0

0.1

1.0

10

100

REVERSE VOLTAGE,(V)

FIG.2-MAXIMUM NON-REPETITIVE PEAK

FORWARD SURGE CURRENT

80

70

8.3ms Single Half Sine-Wave

60

(JEDEC Method) T= Tjmax

50

40

30

20

1 Cycle

10

1

2

4 6 8 10

20

40 60 100

NUMBER OF CYCLES AT 60 Hz

FIG.4-TYPICAL REVERSE

CHARACTERISTICS

100

TJ=100° C

10

1.0

TJ=25° C

0.1

0

20

40

60

80

100

120

140

PERCENT OF RATED PEAK

REVERSE VOLTAGE,(%)

F1G.6-TEST CIRCUIT DIAGRAM AND

REVERSE RECOVERY TIME CHARACTERISTIC

50Ω

10Ω

NONINDUCTIVE NONINDUCTIVE

Trr

+0.5A

(-)

(+)

25 Vdc

(approx.)

(-)

D.U.T.

1Ω

NON

INDUCTIVE

PULSE

GENERATIOR

(NOTE 2)

(+)

OSCILLOSCOPE

(NOTE 1)

0

-0.25A

-1.0A

1cm

NOTES : 1.Rise Time=7ns mas. Input Impedance=

1 magohm. 22pF

2.Rise time=10ns max. Source Impedance=

50 ohms

SET TIME BASE FOR

50/100ns/cm

E-mail: sales@cnmic.com Web Site: www.cnmic.com

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