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From: Yvan on 8 Feb 2010 09:50
Nedavno legg napisa:

> A 2K2 gate resistor pretty much prevents fast enough switching to
> cause spikes. The fet swots it out, zener or no.

Yes, but from the PDF file in my first post:

"Despite the relatively slow switching, rather large voltage spikes can
occur when the FET switches off. It is thus essential to connect a fast
Zener diode (D5) across the FET for protection."


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