IRF6678PBF 데이터 시트보기 (PDF) - International Rectifier

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IRF6678PBF

DirectFET Power MOSFET

International Rectifier 

IRF6678PbF

Current Regulator

Same Type as D.U.T.

50KΩ

12V

.2µF

.3µF

D.U.T.

+

-VDS

VGS

3mA

IG

ID

Current Sampling Resistors

Fig 15a. Gate Charge Test Circuit

Id

Vds

Vgs

Vgs(th)

Qgs1 Qgs2 Qgd

Qgodr

Fig 15b. Gate Charge Waveform

15V

VDS

L

VRGGS

20V

tp

D.U.T

IAS

0.01Ω

DRIVER

+

- VDD

A

Fig 16a. Unclamped Inductive Test Circuit

LD

VDS

+

VDD -

VGS

Pulse Width < 1µs

Duty Factor < 0.1%

D.U.T

Fig 17a. Switching Time Test Circuit

6

V(BR)DSS

tp

IAS

Fig 16b. Unclamped Inductive Waveforms

VDS

90%

10%

VGS

td(on) tr

td(off) tf

Fig 17b. Switching Time Waveforms

www.irf.com

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