FAST RECOVER RECTIFIER

VOLTAGE RANGE

200 to 1000 Volts

1N4942 THRU 1N4948

CURRENT

1.0 Ampere

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Web Site: www.cnmic.com

1.2

1.0

0.2

FIG.2-MAXIMUM NON-REPETITIVE PEAK

100

60

20

10

CHARACTERISTICS

8

2

30

20

10

1

0

NUMBER OF CYCLES AT 60 Hz

8.3ms Single Half Sine-Wave

(JEDEC Method) Tj=Tjmax

FORWARD SURGE CURRENT

FIG.4-TYPICAL REVERSE

DERATING CURVE

FIG.1-TYPICAL FORWARD CURRENT

150

175

125

75

100

0.8

0.6

50

0.4

0

0

Single Phase

Inductive Load

Half Wave 60Hz

Resistive or

25

AMBIENT TEMPERATURE, (

° C)

100

100

10

FIG.5-TYPICAL JUNCTION CAPACITANCE

10

1.0

0.1

1

REVERSE VOLTAGE,(V)

TJ=25

° C F=1MHz

0.375"(9.5mm)Lead Length

40

6

4

80

Vsig=50mVp-p

0.01

20

j

T =25

° C

120

140

PERCENT OF RATED PEAK

REVERSE VOLTAGE,(%)

0

20

0.1

10

100

60

40

80

T =75

° C

j

10

T =125

° C

j

20

2.0

1.8

1.6

INSTANTANEOUS FORWARD VOLTAGE,(V)

0.01

0.1

1.0

Pulse Width=300us

1% Duty Cycle

0.6

0.8

1.0

1.2

Tj =25

° C

1.4

FORWARD CHARACTERISTICS

FIG.3-TYPICAL INSTANTANEOUS

10

(+)

25 Vdc

（approx）

(-)

D.U.T

50Ω

NONINDUCTIVE

10Ω

NONINDUCTIVE

1Ω

NON

INDUCTIVE

(-)

PULSE

GENERATIOR

(NOTE 2)

OSCILLOSCOPE

(NOTE 1)

NOTE: 1.Rise Time =7ns max.Input Impedance=1megohm.22pF

2.Rise time=10ns max.Source Impedance=50 ohms

+0.5A

0

0.25A

-1.0A

SET TIME BASE FOR

50 /100NS /cm

FIG.6-TEST CIRCUIT DIAGRAM AND

REVERSE REXOVERY TIME CHARACTERISTIC

RATING AND CHRACTERISTIC CURVES 1N4942 THRU