RATING AND CHARACTERISTIC CURVES

UF1A THRU UF1K

NOTE:1.Rise Time = 7ns max.

Input Impedance = 1 megohm.

22pF

2.Rise Time = 10ns max.

Source Impedance = 50 Ohms

+0.5A

0

-0.25

-1.0

SET TIME

1cm

BASE FOR

50 ns/cm

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

10

1.0

0.1

.01

0

.4

.8

1.0

1.2

1.4

TYPICAL

TJ = 25 ¢J

UF1A

UF1G

UF1K

100

10

1

0.1

1

10

100

TJ = 25 ¢J

f = 1.0MHz

Vsig = 50m Vp-p

REVERSE VOLTAGE, VOLTS

Fig. 2-FORWARD CHARACTERISTICS

Fig. 3- TYPICAL JUNCTION CAPACITANCE

2.0

1.0

25

50

75

100 125 150 175

SINGLE PHASE HALF WAVE

RESISTIVE OR INDUCTIVE

P.C.B MOUNTED ON

0.315×0.315"(8.0×8.0mm)

PAD AREAS

LEAD TEMPERATURE, ¢J

30

25

20

15

10

5

1

2

5

10

20

50

100

8.3ms SINGLE HALF SINE WAVE

JEDEC METHOD

NUMBER OF CYCLES AT 60Hz

Fig. 4- FORWARD CURRENT DERATING CURVE

Fig. 5-PEAK FORWARD SURGE CURRENT