Re: [SI-LIST] : Modeling Package parasitics

Mike Jenkins ([email protected])
Mon, 16 Feb 1998 15:43:49 -0800

D. C. Sessions wrote:
...
> Bondwires are actually very good inductors. The package itself
> may be a PWB in implementation (consider BGAs). A good figure
> for bondwire inductance is 40uH/in.
...
> D. C. Sessions
> [email protected]

They're not THAT GOOD! Maybe 25-30 nanoHenries per inch, not
40 microHenries per inch. (I am sure you meant nH, but I didn't
want to let any reader run off with a 1000x error in hand. :) )

Mike

-- 
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 Mike Jenkins               Phone: 408.433.7901            _____     
 LSI Logic Corp, ms/G750      Fax: 408.433.2840        LSI|LOGIC| (R)
 1525 McCarthy Blvd.       mailto:[email protected]        |     |     
 Milpitas, CA  95035         http://www.lsilogic.com      |_____|    
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~pc