MELFs are still a very common part, and the u-shaped pads that go with them are also commonly used, with the exception of situations where other package styles could be used.

Most still End up Laying on the Floor! 



-----Original Message-----

From: TechNet [mailto:[log in to unmask]] On Behalf Of Steve Gregory

Sent: Monday, December 04, 2017 11:09 AM

To: [log in to unmask]

Subject: Re: [TN] MELF land shapes



Hi Jack,



MELF's still are used in a lot of the boards that we build, but I haven't seen :"U" shaped pads in a long, long time.



Steve



On Mon, Dec 4, 2017 at 9:55 AM, Jack Olson <[log in to unmask]> wrote:



> I am using MELF components on my current design, which I haven't seen 

> much this century.

> But I remember way back when we used "U-shaped" land shapes.

>

> I notice the current Land Pattern standard (IPC-7351) recommends 

> rectangular, but at least one person has suggested using U-shaped 

> "just in case".

> I generally resist that kind of philosophy unless there is science 

> behind it.

> Is anyone using U-shaped pads anymore?

> (Is anyone using MELFs anymore? smile)

>







--

Steve Gregory

Kimco Design and Manufacturing

Process Engineer

(208) 322-0500 Ext. -3133



-- 





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