RECTRON

RATING AND CHARACTERISTIC CURVES ( HER301G THRU HER308G )

FIG. 6 - 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

HER301G~HER305G

HER306G~HER308G

TJ = 25

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

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.

trr

+0.5A

0

-0.25A

-1.0A

1cm

SET TIME BASE FOR

10/20 ns/cm

FIG. 4 - TYPICAL INSTANTANEOUS FORWARD

INSTANTANEOUS FORWARD VOLTAGE, (V)

100

10

1.0

.1

.01

0

.2

.4

.6

.8

1.0

1.2 1.4

1.6 1.8

Pulse Width = 300uS

1% Duty Cycle

TJ = 25

FIG. 2 - TYPICAL FORWARD

CURRENT DERATING CURVE

AMBIENT TEMPERATURE (

)

6

0

25 50 75 100 125 150 175

0

Single Phase

Half Wave 60Hz

Resistive or

Inductive Load

5

4

3

2

1

8.3ms Single Half Sine-Wave

(JEDEC Method)

TJ = 25

TJ = 100

TJ = 150

FIG. 3 - TYPICAL REVERSE CHARACTERISTICS

PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)

1000

100

10

1.0

0.1

.01

0

20

40

60

80

100

120

140

FIG. 5 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT

NUMBER OF CYCLES AT 60Hz

HER301G~HER305G

HER306G~HER308G

1

10

100

1000

0

100

200

300

CHARACTERISTICS