RATINGS AND CHARACTERISTIC CURVES SF31 THRU SF37

FIG . 1 -REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM

trr

1cm

50

10

NONINDUCTIVE

NONINDUCTIVE

DUT

PULSE

GENERATOR

(NOTE 2 )

OSCILLOSCOPE

(NOTE 2 )

NONINDUCTIVE

(+ )

50Vdc

(approx)

(-)

NOTES: 1 . RISE TIME = 7nsmax. INPUT

IMPEDANCE= 1 MEGOHM 22p

2 . RISETIME = 10ns max.SOURSE

IMPEDANCE = 50ohmsf

+0.5A

-0.25A

0

-1.0A

SET TIME BASE FOR

5/ 10ns / cm

SINGLE PHASE

HALF WAVE 60Hz

RESISTIVE OR

INDUCTIVE LOAD

0.375"(9.5m m)

LEAD LENGTH

3.0

2.5

1.5

0

25 50 75

100125 150 175

FIG . 2 -MAXIMUM AVERAGE FORWARD

CURRENT DERATING

O

AMBIENT TEMPERATURE . ( C)

2.0

1.0

0.5

O

55 C

FIG . 3 -TYPICAL REVERSE CHARACTERISTICS

PERCENT OF RATED PEAK REVERSE VOLTAGE .(% )

0

20

40

60 80

100

120

1000

100

10

1

.1

O

Tj=25 C

FIG . 4 -TYPICAL REVERSE CHARACTERISTICS

SF

SF

37

o

Tj=25C

Pulse Width=300 s

1% Duty Cycle

100.0

10.0

1.0

0.1

.01

FORWARD VOLTAGE .( V )

31

34

SF

-S3

6

35

SF

O

Tj=100 C

0.2

0.4

0.6

0.8 1.0

1.2

1.4

1.6

NUMBER OF CYCLES AT 60Hz

REVERSE VOLTAGE . ( V)

FIG . 5 -MAXIMUM NON- REPETITIVE FORWARD SUREG

CURRENT

FIG . 6 -TYPICAL JUNCTION CAPACITANCE

8.3ms Single Half Sine

Wave JEDEC Method

1

2

5

10

20

50

1 00

175

150

125

100

75

50

25

0

SF

-SF

31

34

SF

-SF

35

37

.1

.5

1 2 5

10

20

50 100 200 500 1000

200

180

160

140

120

100

80

60