Electronics Forum: tqfp (Page 1 of 10)

Soldering Temperature for TQFP160

Electronics Forum | Tue Jan 20 06:38:06 EST 1998 | Igmar

Is there anyone who can tell me what is the maximum allowable soldering temperature when soldering a TQFP (Thin Quad Flat Pack) device in a reflow oven? We recently used a CY7C375i in a TQFP160 package and we experienced warping (bending) of this com

Re: PLCC parts

Electronics Forum | Thu Oct 12 09:30:20 EDT 2000 | John Thorup

They'll fit just fine in a TQFP 14mm X 14mm tray.

Solder bridges on TQFP 100 part

Electronics Forum | Wed Aug 07 17:20:17 EDT 2019 | orbitcoms

The aperture over the pads is set to 95% coverage of the pad. The stencil is 0.12 mm thick.

Solder bridges on TQFP 100 part

Electronics Forum | Wed Aug 07 18:32:22 EDT 2019 | orbitcoms

How would I measure/observe coplanarity issues ?

Solder bridges on TQFP 100 part

Electronics Forum | Wed Aug 07 01:41:27 EDT 2019 | orbitcoms

Hi I am having trouble getting solder bridges on TQFP-100 (0.5mm pitch) components. The boards are pasted on semi-auto printer using laser-cut 0.12mm stencil and SN63 NC257-2 T4 paste. The components are placed using Samsung CP40LV and tghen reflow

Help TQFP welding problem

Electronics Forum | Fri Apr 16 17:20:34 EDT 2021 | astarotf

We are currently producing a project that brings a TQFP64. But some boards do not solder the component well with its ideal fillet, some are well soldered when they come out of the reflow oven, but some are not. Can the pins be sulphated? How can we c

Quad 4C vision alignment

Electronics Forum | Mon Jul 15 19:18:51 EDT 2013 | microaide

Does anyone know how to make the vision alignment work on a Quad 4C? What I mean is make it work right, and reliably. I know how to define the component for inspection (lead pitch, lead count, dimensions, tolerances, etc.), and I know how to set ligh

Soldering Temperature for TQFP160

Electronics Forum | Tue Jan 20 06:46:39 EST 1998 | IgmarG

This is a re-post of my previous message. I typed my Email address wrong in the other message. I am sorry for any inconvenience caused. Is there anyone who can tell me what is the maximum allowable soldering temperature when soldering a TQFP (Thin Qu

Re: Soldering Temperature for TQFP160

Electronics Forum | Thu Jan 29 08:33:34 EST 1998 | Mike Moninger

| This is a re-post of my previous message. I typed my Email address wrong in the other message. I am sorry for any inconvenience caused. | Is there anyone who can tell me what is the maximum allowable soldering temperature when soldering a TQFP (Thi

Re: Soldering Temperature for TQFP160

Electronics Forum | Wed Jan 21 22:35:01 EST 1998 | Scott

| Is there anyone who can tell me what is the maximum allowable soldering temperature when soldering a TQFP (Thin Quad Flat Pack) device in a reflow oven? We recently used a CY7C375i in a TQFP160 package and we experienced warping (bending) of this c

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