[minima] Re: Minima PCB (eagle cad's)
- From: Sandeep Lohia <sandeeplohia12@xxxxxxxxx>
- To: minima@xxxxxxxxxxxxx
- Date: Sun, 2 Feb 2014 16:49:05 +0530
OFF TOPIC
-----------------
working with SMD (VOIP-ChipSets) all the time, recently I got + power
on my eyes. Hi
On 02/02/2014, jerry@xxxxxxxxxxxxxxxx <jerry@xxxxxxxxxxxxxxxx> wrote:
> Yes, I etched the new board and it turned out great. I'm waiting for a
> parts order to get here and I'll build it, should be here tuesday. I am
> going to use the first board too, to build one for my son, he is a ham
> also. I been getting more and more into the smd stuff, but 1206 is my
> preference. I have a microscope and all the tools needed for the
> smaller stuff, but not the coordination. Hi, Hi. Jerry K5LRU
>
>
> -------- Original Message --------
> Subject: [minima] Re: Minima PCB (eagle cad's)
> From: Adrian Preda <ady.preda@xxxxxxxxx>
> Date: Sun, February 02, 2014 4:09 am
> To: "minima@xxxxxxxxxxxxx" <minima@xxxxxxxxxxxxx>
>
> Hi team,
>
>
> @Jerry, did you etch the new board, is it ok now? I am sorry that you
> have to waste time etching the first one, with small pads.
>
>
> Regarding LM1117-3.3v, it is a TO-252 package there. I put this one
> because I don't think this regulator comes in to-92 package, at least I
> couldn't find on ebay or on my local suppliers (www.tme.eu). Other
> options were TO220 or sot 232, both are either to big or to small.
>
>
> Anyway, If the board was for me only I would have done it full SMD,
> except some parts of course. From 2 years ago I work only with SMD,
> 1206, and I found it that is easier and fast to solder than tht's, even
> without a magnifier. Now, I want to try implementing 0805 or small :)
> Its even cheaper with smd. I bought from ebay 1206 assorments kits, with
> resistors and caps, with 12-15$, sets with over 70 values @ 20pcs each
> that will last me for years. I have only bought extra 100n @ 200pcs
> caps, beacuse those ones are used the most.
> Maybe in future I will make a SMD Minima also.
>
>
> Adrian
> YO4HHP
>
>
> From: "jerry@xxxxxxxxxxxxxxxx" <jerry@xxxxxxxxxxxxxxxx>
> To: minima@xxxxxxxxxxxxx
> Sent: Sunday, February 2, 2014 9:25 AM
> Subject: [minima] Re: Minima PCB (eagle cad's)
>
>
> Mac, I've attached a picture of the TO-252 for you. If you don't like
> using that package, the LM1117 also comes in the TO-220 package, for
> which you would have to drill three holes. The whole digital board can
> be built using through hole parts just by drilling 7 extra holes. Why
> would you ask someone to redesign a board when all you have to do is
> drill 7 more holes. The si570 is what it is and in the only package
> available. Jerry K5LRU
>
>
> -------- Original Message --------
> Subject: [minima] Re: Minima PCB (eagle cad's)
> From: "Mac A. Cody" <maccody@xxxxxxx>
> Date: Sun, February 02, 2014 12:28 am
> To: minima@xxxxxxxxxxxxx
>
> Correction - The package the LM1117 needs to be in an SOT-223 package.
>
> Mac AE5PH
>
> On 02/01/2014 10:30 PM, Mac A. Cody wrote:
>> On Sat, 01 Feb 2014 18:31:23 -0700, Jerry K5LRU wrote:
>> > If you want to use through hole parts, just drill a hole through the
>> > pads. The LM1117 is a TO-252 package, east to get and easy to solder in
>> > place, easier than the si570. Jerry K5LRU
>>
>> Ahh! TO-252 package. Just like on every motherboard I've seen
>> for years now. Thanks for the info. I guess the pins are being
>> bent and inserted into the holes in this application.
>>
>> Mac AE5PH
>>
>>
>
>
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