SF18G

DIODE

UNISONICTECHNOLOGIESCO.,LTD

3 of 3

www.unisonic.com.tw

QW-R601-265-B



TYPICAL CHARACTERISTICS

Test Circuit Diagram And Reverse Recovery Time Characteristics

50Ω

NONINDUCTIVE

10Ω

NONINDUCTIVE

DUT

(+)

50 Vdc

(approx)

(-)

1Ω

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

+0.5A

0

-0.25A

-1.0A

1cm

Set Time Base For

10/15ns/cm

Typical Forward Current Derating Curve

1.5

1.0

0.5

0

25

50 75 100 125 150 175

Single Phase

Half Wave 60Hz

Resistive or

inductive Load

0.375"(9.5mm)

Lead Length

Typical Reverse Characteristics

1000

100

10

1

0.1

0

20

40

60

80

100 120 140

Percent of Rated Peak Reverse Voltage (%)

Maximum Non-Repetitive Forward Surge Current

35

30

25

20

15

10

1

2

5

10

20

50

100

Number of Cycles At 60Hz

8.3ms Single

Half Sine Wave

(JEDEC Method)

5

UTC assumes no responsibility for equipment failures that result from using products at values that

exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or

other parameters) listed in products specifications of any and all UTC products described or contained

herein. UTC products are not designed for use in life support appliances, devices or systems where

malfunction of these products can be reasonably expected to result in personal injury. Reproduction in

whole or in part is prohibited without the prior written consent of the copyright owner. The information

presented in this document does not form part of any quotation or contract, is believed to be accurate

and reliable and may be changed without notice.