RATING AND CHARACTERISTIC CURVES

UF800 THRU UF808

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

20

16

12

8

4

0

0

50

100

150

CASE TEMPERATURE, ¢J

Fig. 1-TYPICAL FORWARD CURRENT DERATING

CURVE

1000

100

10

1.0

0.1

20

40

60

80

100

120

140

PERCENT OF RATED PEAK REVERSE VOLTAGE

Fig. 2-TYPICAL REVERSE CHARACTERISTICS

125

100

75

50

25

1

2

5

10

20

50

100

TJ = 125 ¢J

8.3ms SINGLE HALF SINCE-

WAVE JEDEC METHOD

NUMBER OF CYCLES AT 60Hz

Fig. 3-MAXIMUM NON-REPETITIVE FORWARD

SURGE CURRENT

210

200

160

120

80

40

0

1

2

5

20

50

100

200

500

UF800

UF808

REVERSE VOLTAGE, VOLTS

80

40

20

10

3.0

1.0

0.3

0.1

0.03

0.01

0.4

0.6

0.8

1.0

1.2

1.4

1.8

UF800

UF808

FORWARD VOLTAGE, VOLTS

Fig. 4-TYPICAL JUNCTION CAPACITANCE

Fig. 5-TYPICAL FORWARD CURRENT