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Type: Posts; User: maqbool_sid

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  1. Replies
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    Closed: Re: Internet of things applications

    As a beginner, you can target Home Automation as your first basic application of IoT. You will get many things (appliances) there.
  2. Closed: Re: SMD inductor on land pattern of different SMD inductor

    Not in our case, as we run USD 300 Stencil per 1000 PCBs. Comparing to our Product sales, it costs us nothing.
  3. Closed: Re: SMD inductor on land pattern of different SMD inductor

    I don't know why but £6000 figure is way high .

    if you provide your paste layer, I can get you a sample quote. May be the manufacturer quote you the doorstep price. I do it thru some supplier...
  4. Closed: Re: SMD inductor on land pattern of different SMD inductor

    Dear Treez,

    I purchase Stencils from Hong Kong.

    PCB Size is 6UB.

    Use for following Essemtec Manual Printer
    142444

    It has 1156 Pin BGA of ball size 0.6mm and few small 84 Pins BGAs of...
  5. Closed: Re: SMD inductor on land pattern of different SMD inductor

    Yes Volker,

    Trade-offs mostly come with compromised quality.
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    Closed: Re: Reflow Oven Problem with SN63PB37

    Use temp sensors and take multiple trials.

    Then compare the results among the good and bad soldering. The bad guy will be spotted. Sometimes, it seems problem with Peak temp zone, but hopefully it...
  7. Closed: Re: SMD inductor on land pattern of different SMD inductor

    RED is 7687714222 Inductor

    Blue is MSS1260T inductor

    142442

    If your paste setup is good enough, that spread paste uniformly and Pick N Place machine place component exactly on the center,...
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    [SOLVED]Closed: Re: Where to purchase SMD relays

    Check the following relay at Farnell. It is THRU HOLE and over rated to your specs, but available in QTY more than 1000 pieces.
    ...
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    Closed: Re: V-shape cut-out in LED cathode pad

    Yes you are right.

    I was too much generic :)
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    Closed: Re: Board and schematic review (ATTiny85)

    Have you done with your SCH and LAYOUT ?

    I can help you, please don't consider it a paid job.

    Regards,
    Maqbool
  11. Closed: Re: Custom pcb, need design and code input for non-working design.

    Dear Member,

    What is your actual need ?

    I can help you in designing PCB Board.

    Regards,
    Maqbool
  12. Replies
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    Closed: Re: V-shape cut-out in LED cathode pad

    This post is not topic specific, but it was just a instantaneous thought. As I saw many people in manual soldering and repairing in home based industries in villages in my country, who are more...
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    Closed: Re: Minimum trace thickness required in recent times

    If you are asking about trace width then :

    Few weeks ago, we routed a board for a Taiwan Fab House where trace width was 1.8 mils under the BGA Vias.
  14. Closed: Re: Datasheet is not clear about the footprint for connector

    Page 4 diagram will help you to draw Component body outline (TOP SILK/OVERLAY).
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    Closed: Re: Is via too close to SMD pad?

    Such kind of VIAS occurs problems in Soldering, where solder sometimes flow into the via. DFM recommends to cover such vias with Solder-mask.

    142330

    Tombstoning occurs due to uneven paste...
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    Re: How does the price of PCB board work out?

    High Aspect Ratio and Impedance controlling cost you more, when you go for special substrate to achieve specific dielectric values.
  17. Closed: Re: May i please know what are "jogs" in digital or analog layouts.

    See the part of attached research paper "FAST ALGORITHMS FOR ONE DIMENSIONAL COMPACTION WITH JOG INSERTION" by Matthias Stallmann and Thomas Hughes (North Carolina University and IBM Corp)

    Click...
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    Closed: Re: BGA Package Re-balling Guidance

    Thank you Marce for taking Interest :)

    We have tried Reflow soldering on the mentioned components. There are few components which we have de-soldered due to bad solder. Now these components have...
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    Closed: Re: BGA Package Re-balling Guidance

    I can go for this, but customize order may cost me high either.
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    Closed: BGA Package Re-balling Guidance Required

    Hi All,

    I have 3 Components for BGA Reballing:

    1. DDR2 SD RAM

    Ball Size : 0.45 mm
    Ball Pitch : 0.8 mm
    Package Size : 8 mm X 12.5 mm
  21. Closed: Re: [Moved] Need help designing schematic and pcb for programmable io-board

    Contact : maqbool_sid@hotmail.com
  22. Closed: Re: [Moved] Looking for someone to design a small board for me!

    Contact: maqbool_sid@hotmail.com
  23. Closed: Re: Need Help for about room property in Altium designer ??

    Dear Kapil.

    Sorry fot late reply.

    Altium Designer will make automatically a single room for each single sheet.

    If there are 3 sheets, there will be 3 rooms... all the components will lie...
  24. Closed: Re: Need Help for about room property in Altium designer ??

    Hi Dear,

    I can only tell you the following.

    On the first hand, you can delete the rooms at all, but if you get use to with Rooms, these are very useful during your design.

    If you use...
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    Closed: Re: [MOVED] Looking for PCB Designing Job

    HI dear,

    I work on High Speed Multilayer Mixed Signals boards for various companies (Xilinx, Altera, defence etc). I am based in Pakistan and work as freelancer for San Jose, California.
    You may...
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