FQD5N50(1999) 데이터 시트보기 (PDF) - Fairchild Semiconductor

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FQD5N50
(Rev.:1999)

QFET N-CHANNEL

Fairchild Semiconductor 

FQD5N50, FQU5N50

QFET N-CHANNEL

Fig 15. Peak Diode Recovery dv/dt Test Circuit & Waveforms

DUT

+

VDS

_

IS

L

Driver

RG

Same Type

as DUT

VDD

VGS

• dv/dt controlled by RG

• IS controlled by pulse period

VGS

( Driver )

IS

( DUT )

VDS

( DUT )

D = --G--a--t-e--P--u--l-s-e---W---i-d-t-h--

Gate Pulse Period

10V

IFM , Body Diode Forward Current

di/dt

IRM

Body Diode Reverse Current

Body Diode Recovery dv/dt

Vf

VDD

Body Diode

Forward Voltage Drop

6

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