CHENG- YI

CHENG- YI

ELECTRONIC

RATING AND CHARACTERISTICS CURVES

FR151 THRU FR157

FR151 thru FR157

FAST SWITCHING PLASTIC RECTIFIER

FAST SWITCHING PLASTIC RECTIFIER

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

Fig. 4 - TYPICAL JUNCTION CAPACITANCE

Fig. 5 - PEAK FORWARD SURGE CURRENT

50

NONINDUCTIVE

1

NON-

INDUCTIVE

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

1 megohm, 22pF.

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

50 ohms.

10

NONINDUCTIVE

D.U.T.

OSCILLOSCOPE

(NOTE 1)

PULSE

GENERATOR

(NOTE 2)

25 Vdc

(approx.)

(+)

(+)

()

()

SET TIME

BASE FOR

50ns/cm

1cm

-1.0

-0.25

0

+0.5A

trr

Fig. 3 - FORWARD CURRENT DERATING CURVE

1.50

1.00

.75

.50

.25

0

25

50

1.25

0

AMBIENT TEMPERATURE, C

75

100

125

150

175

SINGLE PHASE,

HALF-WAVE

60Hz

RESISTIVE OR

INDUCTIVE LOAD

.375"(9.5mm) LEAD LENGTH

Fig. 2 - FORWARD CHARACTERISTICS

10

1.0

0.1

0.01

TYPICAL

.4

.2

0

.6

.8

1.0

1.2

1.4

1.6

REVERSE VOLTAGE. VOLTS

100

10

1

1

10

100

NUMBER OF CYCLES AT 60Hz

50

40

30

20

10

0

1

2

4

6

8 10

20

40 60 80 100