RATINGS AND CHARACTERISTIC CURVES SF21 THRU SF27

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

trr

1cm

50

100

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

-0.5A

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)

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=100 C

O

Tj=25 C

FIG . 4 -TYPICAL REVERSE CHARACTERISTICS

SF

25-

SF

SF

27

o

Tj=25 C

Pulse Width=300 s

1% Duty Cycle

.4

.6

.8

1.0

1.2

1.4

1.6

1.8

100.0

10.0

1.0

0.1

.01

FORWARD VOLTAGE .( V )

NUMBER OF CYCLES AT 60Hz

REVERSE VOLTAGE . ( V)

2.0

1.0

0.5

21

24

FIG . 5 - MAXIMUM NON- REPETITIVE FORWARD SUREG

CURRENT

FIG . 6 - TYPICAL JUNCTION CAPACITANCE

.1

.5

1 2

5

10 20 50 100 200 500 1000

SF

-SF

21

24

SF

25

26

SF

25

SF

-SF

25

27

150

125

100

75

50

25

0

60

50

40

30

20

10

01

2

5

10

20

50

100

8.3ms Single Half Sine

Wave JEDEC Method