thermal pad

"thermal pad" search results in the Electronics Forums



487 results found for "thermal pad" in the Electronics Forums

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QFN84 Solder Printing Issue (QFN with Inner LGA Pad)

Dec 2, 2017 | Have you ever heard of "Solder Mask Defined Thermal Pads"? I wrote a short blurb on this here -

Thermal Pads Soldering Worry, can anybody help?

Jul 24, 2017 | Precisely! Your reflow profile is what proves temperature on the pad is right. X-ray is your visual

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

Thermal Relief Pad causes bad solder

Aug 18, 2016 | Hi there. would it be possible that thermal relief pads for relay bring bad solder?

Thermal relief question

Jun 8, 2016 | We all know that whenever possible, we want thermal relief between the barrel/pad and the copper foi

SMD Via hole design-thermal performance

Jul 15, 2015 | If it is important to have vias within thermal pads to help dissipate heat i would recommend using s

SMD Via hole design-thermal performance

Nov 1, 2014 | Papers: GOOGLE thermal pad via

SMD Via hole design-thermal performance

Oct 31, 2014 | I do not recommend ever leaving the top of a via-in-pad open. Cap the via in the pad. Leaving it o

SMD Via hole design-thermal performance

Oct 3, 2014 | Does anyone well know in "via hole design in ground pad" I have few question that i want to know th

QFN PCB Pad no Drain Hole

May 31, 2013 |

QFN PCB Pad no Drain Hole

May 31, 2013 | Is this a "thermal balance" issue? In the 2nd image you have a group of pads blobbed together as one

QFN PCB Pad no Drain Hole

May 19, 2013 |

QFN PCB Pad no Drain Hole

May 18, 2013 |

QFN PCB Pad no Drain Hole

May 17, 2013 |

QFN PCB Pad no Drain Hole

May 17, 2013 |

BGA Thermal Profiling

Aug 5, 2011 |

QFN (9x9) Thermal Capacitance Model

Dec 28, 2010 | Hi Has anyone has thermal capacitance model for QFN (9x9) package with exposed pad 7 x 7 (or 6 x

Best way to ensure max solder load on SOIC w Thermal Pad

Nov 9, 2010 | Hi SMT World, I am facing a technical challenge related to an SOIC 14lds with thermal pad on it's

28 pin QFN Pads.

Sep 16, 2010 | Ok Thanks, i have reduced thermal pad size by 4.5 mils on top and bottom part of this footprint wher

28 pin QFN Pads.

Sep 16, 2010 | I extended the pads to help ensure the component locates correctly and to allow for easier re-work s

28 pin QFN Pads.

Sep 15, 2010 | Thanks for the valueable feedback, I have two questions 1. why do you have to extend the pad siz

28 pin QFN Pads.

Sep 15, 2010 | We had a similar problem so we shrunk the thermal and extended the pads. This allowed us to ensure s

28 pin QFN Pads.

Sep 14, 2010 |

Placement of 32 pin QFN w/t ground pad

Oct 16, 2009 | Use multiple small stencil openings [maybe 15 thou square or about the size of a signal pad], where

Importance of Exposed Pad In ST QFP for Set top box product

Oct 1, 2009 | First, the reflow thermal recipe provided by your paste supplier is only a ball park guess. Beyond t

BGA Pad Cratering

Jun 7, 2009 |

BGA Pad Cratering

Jun 6, 2009 |

QFN Thermal pad voiding

Jun 3, 2009 |

QFN Thermal pad voiding

Jun 1, 2009 |

QFN Thermal pad voiding

May 30, 2009 | Hi Aj, No. There is no standard for this, that I'm aware about. Basically because the middle pad

QFN Thermal pad voiding

May 19, 2009 |

QFN Thermal pad voiding

May 15, 2009 | Hi all, Is there any standard for percentage voiding on the center thermal pad on a QFN? We us

BGA Rework - Pads being lifted

Apr 4, 2009 | Cause: Solder between the pad and the BGA on the pads being lifted has not melted. So, when you lift

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