 English |
|
|
|
|
|
|
|
| IRF840B Datasheet, PDF (6/10 Pages) Fairchild Semiconductor – 500V N-Channel MOSFET | |||
| |||
| ◁ |
Gate Charge Test Circuit & Waveform
Same Type
VGS
50KΩ
as DUT
Qg
12V
200nF
300nF
10V
VGS
VDS
Qgs
Qgd
DUT
3mA
Charge
Resistive Switching Test Circuit & Waveforms
10V
VDS
VGS
RG
RL
VDD
DUT
VDS
90%
VGS 10%
td(on)
tr
t on
td(off)
tf
t off
10V
tp
Unclamped Inductive Switching Test Circuit & Waveforms
VDS
ID
RG
L
EAS
=
--1--
2
L IAS2
BVDSS
--------------------
BVDSS - VDD
BVDSS
IAS
VDD
ID (t)
DUT
VDD
VDS (t)
tp
Time
©2001 Fairchild Semiconductor Corporation
Rev. A, November 2001
|
▷ |
German
Russian
Spanish
Italian
Polish
Chinese
Japanese
Korean
French
Portuguese