Re: [Ktechlab-devel] MOSFETs from SVN

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P Zoltan wrote:
> On Sat, 11 Apr 2009 19:50:47 +0200, Alan Grimes <ag...@sp...>  
> wrote:
>
>   
>>>   Based on svn trunk, I've made some modifications to allow the user to
>>> change W, L of the MOSFET. By tweaking these parameters, the original
>>> circuit can be made to work from 5V supply :D Should I commit it?
>>>       
>> Sure, if you're comfortable with it and the code looks good.
>>
>>     
>
>   OK, code comitted.
>
> Link:
>   Now by setting channel length for the MOS to 1 um and using a smaller  
> resitance, the LED will turn on now. You might need to change the value of  
> the source in order to the MOS parameter changes to take effect.
>
>   
>> My only concern is that users should be able to obtain a passable model
>> for his part from a datasheet. =)
>>
>>     
>   You got a valid point here; one day we should have some component  
> library, where physially existing devices could be found. Until then some  
> good default vales for parameters should be enough.
>   Still, for the current situation, V_GS = 11V for I_DS = 1mA seems a bit  
> out of range.
>   
Awesome! I'll update from SVN later to check it out.

A component library would be awesome, and it's even *reasonably*
feasible considering practically any component in use today has
datasheets publicly available. Hmm, maybe it could even be possible to
create a SPICE model parser.