Hi Ioan,

To avoid re-spin of the board in the future, you
should have both PTH and SMD pattern on the board.  I
agree volume is the key.  Another possiblity is to
panelize the board to increase pick and place
efficiency and throughput.

Ted

--- "Tempea, Ioan" <[log in to unmask]> wrote:
> Hi Technos,
>
> I have a dilemma on my hands. An assembly that has
> about 15 passives (caps
> and resistors), a connector and a fuse holder. The
> connector must be TH and
> probably so does the fuse holder. The designers came
> with the question: "for
> lower manufacturing costs should we design the board
> 100% TH, or make the
> passives SMT and keep the other 2 parts TH".
> Interesting...
>
> And here come my questions:
>
> *       what are the technical criteria that you use
> when trying to solve
> this kind of riddle?
> *       what are the economical criteria?
> *       what parameters could I use for a breakeven
> analysis?
>
> Thank you,
> Ioan
>
> ---------------------------------------------------
> Technet Mail List provided as a free service by IPC
> using LISTSERV 1.8e
> To unsubscribe, send a message to [log in to unmask]
> with following text in
> the BODY (NOT the subject field): SIGNOFF Technet
> To temporarily halt or (re-start) delivery of
> Technet send e-mail to [log in to unmask]: SET Technet
> NOMAIL or (MAIL)
> To receive ONE mailing per day of all the posts:
> send e-mail to [log in to unmask]: SET Technet Digest
> Search the archives of previous posts at:
> http://listserv.ipc.org/archives
> Please visit IPC web site
> http://www.ipc.org/html/forum.htm for additional
> information, or contact Keach Sasamori at
> [log in to unmask] or 847-509-9700 ext.5315
>
-----------------------------------------------------


__________________________________
Do you Yahoo!?
The New Yahoo! Search - Faster. Easier. Bingo.
http://search.yahoo.com

---------------------------------------------------
Technet Mail List provided as a free service by IPC using LISTSERV 1.8e
To unsubscribe, send a message to [log in to unmask] with following text in
the BODY (NOT the subject field): SIGNOFF Technet
To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL)
To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest
Search the archives of previous posts at: http://listserv.ipc.org/archives
Please visit IPC web site http://www.ipc.org/html/forum.htm for additional
information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315
-----------------------------------------------------