What is on the balance of the circuitry? Can you electrolytic plate, dry film mask and plate again in those
isolated areas before etch?

[log in to unmask] wrote:

> From: Dennis J Fall@TFT on 04/20/99 03:06 PM
>
> To:   [log in to unmask]
> cc:
> Subject:  Electrolytic plating on isolated areas or an alternative
>
> I have been pulling my hair out trying to figure out how to electroplate
> solder onto isolated areas (land pads, etc.).  I have also been trying to
> come up with other ways to do this (immersion, etc.).  I basically need
> about 5 ?m (0.2 mils) of solder.  Does anyone have any great ideas???????
>
> Thank You,
>
> Dennis Fall                        P: 507-625-8445 x17
>
> Engineer                           F: 507-625-3523
>
> Thin Film Technology Corporation         mailto:[log in to unmask]
>
> 1980 Commerce Drive                http://www.thin-film.com
>
> North Mankato, MN 56003-1702
>
> ################################################################
> TechNet E-Mail Forum provided as a free service by IPC using LISTSERV 1.8c
> ################################################################
> To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body:
> To subscribe:   SUBSCRIBE TechNet <your full name>
> To unsubscribe:   SIGNOFF TechNet
> ################################################################
> Please visit IPC's web site (http://www.ipc.org) "On-Line Services" section for additional information.
> For technical support contact Hugo Scaramuzza at [log in to unmask] or 847-509-9700 ext.312
> ################################################################

################################################################
TechNet E-Mail Forum provided as a free service by IPC using LISTSERV 1.8c
################################################################
To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body:
To subscribe:   SUBSCRIBE TechNet <your full name>
To unsubscribe:   SIGNOFF TechNet 
################################################################
Please visit IPC's web site (http://www.ipc.org) "On-Line Services" section for additional information.
For technical support contact Hugo Scaramuzza at [log in to unmask] or 847-509-9700 ext.312
################################################################