US1AF 데이터 시트보기 (PDF) - KEXIN Industrial

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US1AF

Ultra Fast Recovery Diodes

KEXIN Industrial 

SMD Type

Diodes

Ultra Fast Recovery Diodes

US1AF ~ US1MF

■ Typical Characterisitics

Figure 4

Peak Forward Surge Current

30

25

20

15

Amps

10

5

0

12

4 6 8 10 20 40 60 80 100

Cycles

Peak Forward Surge Current - Amperesversus

Number Of Cycles At 60Hz - Cycles

Figure 5

Peak Forward Surge Current

1000

600

400

200

100

Amps 60

40

20

10

.01 .02 .06 .1 .2 .6 1 2

mS

6 10

Peak Forward Surge Current - Amperes versus

Pulse Duration - Milliseconds (mS)

Figure 6

Reverse Recovery Time Characteristic And Test Circuit Diagram

50Ω

10Ω

trr

+0.5A

25Vdc

1Ω

Notes:

1. Rise Time = 7ns max.

Input impedance = 1 megohm, 22pF

2. Rise Time = 10ns max.

Source impedance = 50 ohms

3. Resistors are non-inductive

Pulse

Generator

Note 2

Oscilloscope

Note 1

0

-0.25

-1.0

1cm

Set Time Base for 20/100ns/cm

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