QFN Stencil Gerber

In the previous episode, Wally’s attack on Dilbert’s kingdom prompts Ratbert to perfect an “N”-Ray, to be discharged from a powerful Nullitrion, to neutralize and render useless Wally’s power plant. Dilbert tells Dogbert the Nullitrion can best be directed against Wally’s palace from the Devil’s Dome, in the Land of The Dead. Wally learns of their plans, and his soldiers plant a powerful time bomb on the Devil’s Dome, but are promptly captured by Pointy Haired Men. Dogbert and his party land, unaware of the bomb and the Pointy Haired Men who are watching and ….

As we rejoin our intrepid heros, you can see, circled in red, what the custom QFN stencil layer, from the previous episode, will look like in the Gerber file. Obviously the stencil cut outs will look like this too. Except they won’t be green. These format cut-outs will deposit the recommended 50 to 75% paste coverage in the center pad of the QFN leading to a good solid solder joint.

Stay tuned for next week’s episode, where Dogbert assists Dilbert in assaulting the manufacturing warehouse of Devil’s Dome to recover the missing 0402 bypass capacitors.

Duane Benson
Azura, Queen of Mars, ordered the Russian Phobos-Grunt probe to be disabled by a ray-beam

http://blog.screamingcircuits.com