"planes" search results in the Electronics Forums

393 results found for "planes" in the Electronics Forums

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QFN Side fillet

Jul 20, 2019 | IPC-A-610F 8.3.13 Bottom Termination Components (BTC) ... Thermal plane void criteria shall be est

Looking for spare SMT Parts for solder training

Oct 2, 2018 | This one is a cost-effective kit that has real ground planes.

Poor Wetting On The BGA.

Oct 21, 2016 |

Thermal Relief Pad causes bad solder

Sep 9, 2016 | Are your solder relief pads connected to anything in terms of ground planes that would increase the

Reflow Solder REsults

Jan 14, 2016 | Do you have pictures? it may caused by the unproper temperature or pads or the adjacent copper plane

PCB profiling

Feb 12, 2015 |

Aperture shape for DPAK

Sep 24, 2013 | Windowpane your ground planes, this will prevent a lot of voiding.

Wave Solder Question

Jul 30, 2013 | Yes it is the massive ground plane stealing all heat. You need to have a thermal relieve design for

PCB groundloops?

Mar 27, 2013 |

Improving PTH fill using select solder

Dec 19, 2012 | MosheSh: When it comes to ground planes, most designers are out over their skis. They don't understa

PCB oxidation

Jun 17, 2011 |

Depanel requirements

Jan 17, 2011 |

Reflow Oven

Jun 8, 2010 | Hi Vee, We are planing on doing low-medium volume and prototyping boards with the following packag

Barrel fill with Pb Free Wave Solder

Dec 10, 2008 | on the front end in design, minimize the pth connections to ground planes. this takes alot of work

Dealing with TH Barrels on Bds w/Heavy Ground Planes

Oct 16, 2008 | A good solder connection with heavy ground plane requires: * Plenty of heat [Is the preheater locat

SOT Solder Problem

Sep 12, 2008 |

SOT Solder Problem

Sep 12, 2008 | When you sat design problem, is it a because there is a ground plane causing a thermal problem?

Stencil Design Question

Feb 13, 2008 |

Conformal Coat Thickness

Jul 23, 2007 |

SN100C wetting problems

Jul 13, 2007 | As in more dwell? We see the same problem with through holes connected to power or ground planes.

voids when waving

Mar 12, 2007 | the problem must have been the ground plane like you were saying because I increased the preheater t

cold joint on 1 lead of IC

Feb 8, 2007 | Most likely ground plane stealing your heat. Increase dwell slightly if you can.

cold joint on 1 lead of IC

Feb 8, 2007 | tjc, Is this pin connected to a heavy conductor or ground plane? Chris

RoHS Board Delamination

Nov 17, 2006 |

RoHS Board Delamination

Nov 16, 2006 |

RoHS Board Delamination

Oct 31, 2006 | Yes, this board is approx. 3" x 17" x .062"T with large areas of ground planes. However, the delam.

RoHS Board Delamination

Oct 31, 2006 | SWAG - Was your experiment on the board with the large ground plane? The board we are seeing issues

Air inclusion in solder paste

Mar 27, 2006 | You mention "large ground plane pads in the center". Could it be that these large apertures are all

Batch Ovens

Nov 3, 2005 | JP We are a CM planing doing a high mix of boards ranging from 2"x4" to 8"x10" in a single run of

Very fishy missing solder paste issue

Jul 20, 2005 | The mount plane is not the same every time. Our machines are conveyorized and the bottom rail is fix

Chinese Counterfeit?

Jun 10, 2005 |

Tombstone 0402 Caps......

Jun 2, 2005 | Could also be a ground plane under one of the terminations of the cap causing heat sink troubles dur

What is thermal mass?

May 23, 2005 |

Touch or no touch-up

Feb 11, 2005 |

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