Wednesday, July 09, 2014

HOW TO REPLACE A FLAT PACKAGE (SMD) IC

TO REPLACE A FLAT PACKAGE IC
* Temporary fix Flat Package IC by soldering on marked 2 pins.  The most important matter is accurate setting of IC to corresponding soldering foil.
* Apply flux for all pins of Flat Package IC.
* Solder employing specified solder to direction of the arrow, as sliding the soldering iron.
MODIFICATION PROCEDURE OF BRIDGE
Re-solder slightly on bridging portion.
Remove remained solder pins employing soldering iron as shown.
{Do not overheat the terminals of the IC.  Do the soldering process as quick as possible & be sure a good solder points as well.  A point type soldering iron bit will be the best to do this work.}