FDT461N Ver la hoja de datos (PDF) - Fairchild Semiconductor

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componentes Descripción

Fabricante

FDT461N

N-Channel Logic Level PowerTrench® MOSFET

Fairchild Semiconductor 

Test Circuits and Waveforms (Continued)

VGS

Ig(REF)

VDS

L

DUT

+

VDD

-

Figure 16. Gate Charge Test Circuit

VDD

VGS

VDS

Qg(TOT)

Qg(4.5)

VGS = 4.5V

VGS = 10V

VGS = 1V

0

Qg(TH)

Qgs

Ig(REF)

0

Qgd

Figure 17. Gate Charge Waveforms

VDS

RL

VGS

RGS

DUT

+

VDD

-

VGS

Figure 18. Switching Time Test Circuit

VDS

tON

td(ON)

tr

90%

tOFF

td(OFF)

tf

90%

10%

0

10%

VGS

10%

0

50%

PULSE WIDTH

90%

50%

Figure 19. Switching Time Waveforms

©2004 Fairchild Semiconductor Corporation

FDT461N Rev. A1

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