Re: gEDA-user: TO-92 Best Practices

[Stephen Ecob <silicon.on.inspiration@xxxxxxxxx>]

On Wed, Mar 3, 2010 at 3:35 PM, Donald Tillman <don@xxxxxxxx> wrote:
>
> On Mar 3, 2010, at 5:00 AM, Gabriel Paubert wrote:
>
>> For example Diodes/Zetex, navigate a bit the site and you'll
>> find at:
>>
>> http://www.diodes.com/products/catalog/list.php?parent-id=28
>>
>> that they are: "Built with adjacent die from a single wafer:
>> DC Current Gain, hFE, VCE(sat), VBE(sat) are matched to a 2%
>> maximum tolerance."
>
> Hey, sweet; I didn't know about those!  Thanks for the pointer.  That does
> make surface mount a win for my application.
>
> Anybody know of any other sources of surface mount transistor pairs on the
> same die?

Searching at Farnell shows 422 parts from 20 manufacturers:

http://au.farnell.com/jsp/search/browse.jsp?N=500001+1002723&Ntk=gensearch_001&Ntt=transistor&Ntx=mode+matchallpartial

Searcing at other big stockists like RS should give similar results.

Steve Ecob


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