FCL3
03-27-2003, 09:26 AM
I HAVE BEEN HAVING MANUFACTURING PROBLEMS WITH A PCB DECAL FOR A LQFP120 PACKAGE. THE DECAL HAS BEEN CHANGED TWICE BECAUSE IT WILL NOT SOLDER CORRECTLY. OUR LASTEST ATTEMPT IS TO CHANGE THE DECAL TO A LAYOUT RECOMMENDED BY IPC AND TO ROTATE THE DECAL 45 DEGREES (INTO A DIAMOND SHAPE). THE MANUFACTURER IS RELOWING BOTH SIDES OF THE PCB. WILL THE ROTATION CAUSE ME ANY PROBLEMS. ACCORDING TO THE MANUFACTURER THIS SHOULD HELP THE PASTE SCREENING SQUEEGE PROCESS.