139 0402 tombstone corner rounding results

Electronics Forum: 0402 tombstone corner rounding (20)

0402

Electronics Forum | Thu May 29 14:35:37 EDT 2008 | rdmundo

Gents, We've been using a round 1:1 aperture for a 5 mils thickness on our stencil design on 0402 and recently, IPC guidelines recommend oblong, homeplate or reverse homeplate. I believed the PCB pad for 0402's area within the recommended size/dimen

0402 PARTS

Electronics Forum | Thu Jul 02 10:52:45 EDT 2009 | dyoungquist

For 0402s we use type 3 paste. We have .006 and .005 stencils. The .006 works okay but .005 seems to give us slightly better results. We use a 1:1 ratio for the aperture to match the pad, round pad not needed. With accurate placement and a correc

Express Newsletter: 0402 tombstone corner rounding (119)


0402 tombstone corner rounding searches for Companies, Equipment, Machines, Suppliers & Information

Sm t t t t t t t t t t net
  1 2 3 4 5 6 7 8 9 10 Next
Software for SMT

High Precision Fluid Dispensers
Void Free Reflow Soldering

High Throughput Reflow Oven
pressure curing ovens

Best Reflow Oven


SMT & PCB Equipment - MPM, DEK, Heller, Europlacer and more...