"rating" search results in the Electronics Forums

1881 results found for "rating" in the Electronics Forums

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PCB Thickness and BLR

Jun 25, 2019 | That is possibley CTE mismatch between QFN and PCB material, the thicker PCB the higher fail rate.

Repairing Samsung SMxxx Feeders

Apr 2, 2018 | 6/400 per week seems high? 1.5% failure rating, technically close to 75% annual failure rating. Is

Moisture sensitivity

Jan 13, 2015 |

What is a typical SMT placement defect rate?

Jul 9, 2014 | I'm looking for a typical SMT placement defect rate from others in the field so I can judge whether

01005 components and reflow profiles

Apr 16, 2012 | 6 or 7 replies and 3 *flamer* ratings already? And here I thought this was good info above...

SMT OEE Calculator

Nov 8, 2009 |

Chosing ENIG vs OSP

May 25, 2009 |

CM cost formula

Mar 2, 2009 | That might because every CM has a different overhead rate. In general, your costs should be mater

Bubbles in Conformal Coating

Feb 3, 2009 | I would also suggest looking at your ramp rate in the cure oven. We noticed that accelerated heatin

AOI false fail PPM

Aug 8, 2008 |

AOI false fail PPM

Aug 7, 2008 |

What is the Reject Rate for WCSP for SM equipment espcially NXT

Apr 25, 2008 | What is the reject rate for Wafer Chip Scale Package for Surface Mount equipment espcially with Fuji

Floor life pcb assembly

Apr 23, 2008 | Floor life of a PCB is rated in years. Are you asking about the solder paste or something else?

Reflow Oven & Surface Mount Machine Energy Consumption

Jan 22, 2008 | Not quite correct Jon. Ovens will use roughly 1/2 their rated power consumption at temp. but will dr

What is delta t?

Oct 24, 2007 | Ramp rate is measured in degrees per second. Max and min temps are not required to to establish "ra

PCB Warpage in Reflow

Jul 13, 2007 | Good afternoon, Heating/Cooling rates contribute to warpage most of all. Try to tweak you profile

Lead-Free BGA Rework

Jun 27, 2007 |

simple doubt about reflow profile

Feb 16, 2007 | Hi Darby, Where did you get the info. that cooling rate is not-as-critical for lead-free? I'm no

Pick-up rate analyze at CP,IP fuji machines

Jan 18, 2007 | Hello everybody!! I would like to know what kind of tool do you use to analize pick-up error rate

High TG?

Nov 13, 2006 |

Peak Temperature

Oct 18, 2006 | Hi all, If a component is rated as Peak Temperature 225 DegC. Is there a safety factor built into

Solder beads and wave soldering

Jul 5, 2006 | Is the flux rated for lead free? These higher temps will cause most lead rated fluxes to burn off p

Oop's Pb BGA's in a RoHS process?

Jun 21, 2006 | Unless it was an x-rated tool built by a woman.

fluid dispensing pumps for integration

Reflow Oven