RATING CHARACTERISTIC CURVES ( 1N4942PT THRU 1N4948PT )

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

FIG. 3 - TYPICAL REVERSE CHARACTERISTICS

FIG. 4 - TYPICAL INSTANTANEOUS FORWARD

CHARACTERISTICS

FIG. 6 - TYPICAL JUNCTION CAPACITANCE

FIG. 5 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT

REVERSE VOLTAGE, ( V )

NUMBER OF CYCLES AT 60 Hz

INSTANTANEOUS FORWARD VOLTAGE, ( V )

PERCENT OF RATED PEAK REVERSE VOLTAGE, ( % )

NONINDUCTIVE

NONINDUCTIVE

D.U.T

( + )

25 Vdc

(approx)

( - )

1

NON-

INDUCTIVE

OSCILLOSCOPE

(NOTE 1)

PULSE

GENERATOR

(NOTE 2)

( - )

( + )

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

1 megohm. 22 pF.

2. Rise Time = 10 ns max. Source Impedlance=

50 ohms.

+0.5A

0

-0.25A

-1.0A

trr

1cm

SET TIME BASE FOR

50/100 nS/cm

AMBIENT TEMPERATURE (

FIG. 2 - TYPICAL FORWARD

CURRENT DERATING CURVE

Single Phase

Half Wave 60Hz

Resistive or

Inductive Load

1.0

0.5

0

25

0

50 75 100 125 150 175

10

1.0

0.1

.01

.001

0

.2

.4

.6

.8

1.0

1.2

1.4

1.6

1.8

0

20

40

60

80

100

120

140

Pulse Width = 300uS

1% Duty Cycle

.01

.1

1.0

10

100

200

100

60

40

20

10

6

4

2

1

.1

.2

.4

1.0

2

4

10

20

40

100

1

2

5

10

20

50

100

35

30

25

20

15

10

5

0

8.3ms Single Half Sine-Wave

(JEDEC Method)

50

10