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CAPABILITY CHECK LIST
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TYPES OF PCB’s
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DOUBLE SIDED / MULTILAYER / SINGLE SIDED
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MAX BOARD SIZE (USABLE)
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DOUBLE SIDE / SINGLE SIDE
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820 x 508 mm.
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MULTILAYER
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533.4 x 406 mm.
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NO. OF LAYERS
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8
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STANDARD THICKNESS OF PCB
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1.6 mm, 2.4 mm, 3.2mm
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BOARD THICKNESS TOLERANCE
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DOUBLE SIDED & SINGLE SIDED
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UPTO 1.6mm
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+/ 100m
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UPTO 2.4mm
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+/ 150m
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UPTO 3.2mm
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+/ 200m
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MULTILAYER
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UPTO 1.6mm
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+/ 130m
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UPTO 2.4mm
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+/ 200m
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UPTO 3.2mm
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+/ 200m
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INPUT DATA MEDIA
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1. FILMS
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2. GERBER
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A. FLOPPY (SIZE, CAPACITY, FORMAT 3000)
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B. CARTRIDGE (SIZE, CAPACITY, FORMAT 3000)
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3. PAPER TAPE
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N.C.DRILL
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FILM
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DRILL FLOPPY
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FLOPPY AND DRAWING
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MIN. RESOLUTION ON
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N.C.DRILL
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0.001± mm
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SPECIAL HOLE
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BLIND & BURIED
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BASE LAMINATE
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1) FR4 GLASS EPOXY (0.32, 0.53, 0.77,1.40, 1.6, 2.4, 3.2 mm)
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2) DUROID (0.8754 mm)
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3) POLYAMIDE (0.145 mm)
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4) PAPER PHENOLIC (1.6 mm)
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5) TEFLON (0.80 mm)
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BASE COPPER
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(17.5m, 35m, & 70m,105m)
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MIN. HOLE DIAMETER
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PTH
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0.40 mm (FINISHED)
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0.30 mm (FINISHED)
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NPTH
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0.40 mm
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HOLE SIZE TOLERANCE
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PTH
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+50 m FOR HOLE DIA < 1mm &
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+ 100 m FOR HOLE DIA > 1mm
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NPTH
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+50 m FOR ALL TYPE OF HOLES CAN BE PROVIDED
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ASPECT RATIO
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1:5
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PRESS FIT CONNECTORS CAN BE MADE AS PER REQUIREMENT.
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MIN. TRACE WIDTH
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STANDARD
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0.20 mm
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SPECIAL
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0.10 mm
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MIN. TRACE SPACING
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STANDARD
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0.20 mm
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SPECIAL
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0.10 MM
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GRID
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STANDARD
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2.54 mm
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SPECIAL
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1.27 mm
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0.635 mm
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SOLDER MASK
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TWO COMPONENT THERMAL MASK
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U.V. THERMAL MASK
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PHOTO IMAGEABLE SOLDER MASK
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SOLDER MASK
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POSITIONAL REGISTRATION
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WITHIN 50 m
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MIN. SPACING
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0.10 mm FOR PISM,
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0.20 mm FOR 2 COMPONENT
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THICKNESS ON CONDUCTORS
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SURFACE
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15 m MINIMUM
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SURFACE FINISH
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SOLDER MASK ON BARE CONDUCTORS
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WITH IMMERSION TIN PLATING (ROHS COMPLIANCE)
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PLATING
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COPPER INSIDE HOLE
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25 m MINIMUM
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TIN/LEAD INSIDE
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8 m MINIMUM
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TIN/LEAD AT KNEE
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2 m MINIMUM
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GOLD PLATING
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2.4 m MAXIMUM
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MINIMUM LEGEND LINE
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WIDTH
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0.10 MM
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REGISTRATION
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PATTERNS OF TWO SIDES
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WITHIN 50 m
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CKT. PATTERN AND HOLE
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50 m FROM THE ACTUAL POSITION OF HOLE
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BOW AND TWIST
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DOUBLE SIDE / SINGLE SIDE
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1.0% (MAXIMUM)
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MULTILAYER
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1.5% (MAXIMUM)
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ELECTRICAL TESTING CAN BE DONE FOR MINIMUM GRID DISTANCE OF 2.54 mm (1.27MM & 0.635 AS A SPECIAL CASE) UPTO 220 VOLTS.
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PREPREG THICKNESS
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0.064 mm & 0.18 mm
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COPPER FOILS THICKNESS
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17 m & 35 m
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NOTE :- THE ABOVE MENTIONED TOLERANCES AND SPECIFICATIONE ARE IN ACCORDANCE WITH THE IPC 600 STANDARDS CLASS 2.
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