On Thu, 7 Jun 2001 05:26:07 -0700, you wrote:

>Hi Piclisters
>
>
>Need some help from anyone involved in HDD design. I'm looking for a
>sensorless (back EMF) 3 phase brushless spindle and voice coil motor
>driver used in commercial HDD's. The type used in millions of disk
>drives. The chip i see in my IBM drive seems to be a Hitachi OEM part
>(7F1S 89G7612) and it's not on their website.
>
>
>Any driver with the following specs will do:
>
>Spindle motor Min 1.2A
>
>Max RPM 7200
>
>VCM min 0.5A
>
>In a SMD copper heatsinkable package (Batwings or HSSOP)
>
>
>Most importantly, i need volume pricing in the 20K/mth range. Been
>searching Google and Altavista for over a week now and nada. Got some
>info from Philips, Lucent and various other manufacturers but nothing
>cheap enough (below US$2.00) or they've got no budgetary pricing on =
their
>site.
..if you're building 20K/mth surely you can afford a few phone
calls....? The net is not the only information source!

Sanyo make a lot of this type of device, also try SGS-Thomson and
maybe Rohm.

--
http://www.piclist.com hint: The list server can filter out subtopics
(like ads or off topics) for you. See http://www.piclist.com/#topics