RECTRON

RATING AND CHARACTERISTIC CURVES ( 1N4942G THRU 1N4948G )

FIG. 5 - TYPICAL JUNCTION CAPACITANCE

REVERSE VOLTAGE, ( V )

200

100

60

40

20

10

6

4

2

1

.1

.2

.4

1.0

2

4

10

20 40

100

TJ = 25

FIG. 1 - TYPICAL FORWARD

AMBIENT TEMPERATURE, (

)

CURRENT DERATING CURVE

1.50

1.25

1.00

.75

.50

.25

25

50

75

100

125

150

175

Single Phase

Half Wave 60Hz

Resistive or

Inductive Load

0

FIG. 2 - TYPICAL INSTANTANEOUS

FORWARD CHARACTERISTICS

INSTANTANEOUS FORWARD VOLTAGE, (V)

Pulse Width = 300us

1% Duty Cycle

10

1.0

.1

.01

.4

.6

.8

1.0

1.2

1.4

1.6

TJ = 25

FIG. 3 - MAXIMUM NON-REPETITIVE FORWARD

NUMBER OF CYCLES AT 60Hz

SURGE CURRENT

12

4

6 8 10

20

40 60 80100

50

40

30

20

10

0

8.3ms Single Half Sine-Wave

(JEDED Method)

FIG. 4 - TYPICAL REVERSE CHARACTERISTICS

PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)

TJ = 25

TJ = 75

TJ = 125

20

10

1.0

.1

.01

0

20

40

60

80 100 120 140

trr

+0.5A

0

-0.25A

-1.0A

1cm

SET TIME BASE FOR

50/100 ns/cm

FIG. 6 - TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY

50

NONINDUCTIVE

10

NONINDUCTIVE

D.U.T

25 Vdc

(approx)

( - )

( - )

( + )

( + )

1

NON-

INDUCTIVE

OSCILLOSCOPE

(NOTE 1)

PULSE

GENERATOR

(NOTE 2)

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

1 megohm. 22pF.

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

50 ohms.

TIME CHARACTERISTIC