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August 2004

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Subject:
From:
Anil K Singh <[log in to unmask]>
Reply To:
TechNet E-Mail Forum <[log in to unmask]>, [log in to unmask]
Date:
Sat, 28 Aug 2004 09:28:00 +0530
Content-Type:
text/plain
Parts/Attachments:
text/plain (221 lines)
CHECKLIST  FOR  PCB



1. Customer           :
2. Order ref           :
3. PCB Code          :                                            Issue Level:
4. PCB Class          :   1/2/3/4



5. Laminate         6. Base Copper          7. Solder Mask
                   8. Sol.Mask  Colour




( )  FR2                       ( ) One Side                ( ) One Side
                                 ( )  Green
( )  CEM1        ( )  Two Sides             ( )  Two Sides
                   ( )  Blue
( )  FR4                ( )  17.5 microns         ( )  Both sides file
                                ( )  ..............
( )  Other..........    ( )   35.0 microns        ( )  Both sides different
film
      ....................  ( )   70.0 microns         ( )  Two Component Epoxy
                            ( )   .....................        ( )  Liquid
Photoimageable
                                                                ( )  Dry Film
                                                                ( )  Via Holes
Filled
                                                                ( )  Via Hole
Pads covered one side
                                                                ( )  Via Hole
Pads covered  both sides




9. Legend Printing (Silk Screen Component Notation)      Colour
     ( )  Component Side                                                       (
) White          ( )  Black
     ( )   Solder Side
   ( )  Yellow       ( )  ..............

10. Copper Plating
·       Plated through hole Cu thickness
............microns (Tolerance +/- .......)
·       Finished Cu thickness on surface including base Cu        ............microns
(Tolerance +/-........)
·       Consent for modifying pattern design without effecting
      circuit connectivity inorder to achieve uniformity in plating         ( )
Granted
                    isolated tracks and pads
                          ( ) Not Granted

11. Protective Finish
( )  Solder Mask On Bare Copper (SMOBC)- Hot Air Levelled  Sn/Pb
( )  Solder Mask on Fused Tin and Lead track and pads
( )  Solderable Lacquer (Flux)
( )  Organic Surface Protectant (OSP)
( )  Gold and Nickel on Pads              Minimum Gold Thickness
..........microns
                 Minimum Nickel Thickness  ..........microns
( )  Gold and Nickel on tabs (fingers) Minimum Gold Thickness
..........microns
                                                          Minimum Nickel
Thickness  .......... microns

Minimum thickness of Solder Coating (Sn/Pb)
..................microns





12. MARKINGS                    (a) ( ) Manufacturer      (b) ( ) UL
 (c) ( ) Customer
                Logo & Date                 Marking                Logo or Name



  1 Copper Pattern Solder Side                  ( )
                ( )                         ( )
          2  Copper Pattern Component Side        ( )                     ( )                       ( )
          3  Solder Masking on Solder Side            ( )                         ( )                       (
)
                     4  Solder Masking on Component Side   ( )                    ( )
          ( )
           5 Legend Printing                            ( )
              ( )                                   ( )




13. Special Features/Processes
( ) Black Oxide Coating ( ) Carbon Printing     ( ) Peelable Mask

        14. Art Work Requirements
Gereber Files   Films                   Gerber Files    Films
1 Copper  Top Side                      ( )     ( )     6.SilkScreenTopSide             ( )     ( )
2 Copper Bottom Side            ( )     ( )     7.Profiling             ( )     ( )
3 Solder Resist Top Side                ( )     ( )     8.V-Groove              ( )     ( )
4 Solder Resist Bottom Side             ( )     ( )     9. Carbon Printing              ( )     ( )
5. Silk Screen Bottom Side              ( )     ( )     10.Peelable Mask                ( )     ( )

15. Drilling Files
                                EXCELLON   ( )                          SIEB & MYER  ( )

VERSION         ( ) 4000 to 4010        ( ) 5000 to 5010                ( ) 1000 to 1010        ( ) 3000 to 3010



16.  Routing Files

                        EXCELLON  ( )                           SIEB & MYER  ( )

        VERSION ( ) 4000 TO 4010        ( ) 5000 TO 5010                ( ) 1000 to 1010        ( ) 3000 to 3010


        17. Specified Distances from the Reference Point
                ( )  HOLE                                       ( )  OPTICAL TARGETS
                ( )  SLOTS                                      ( )  CHAMFERING
                ( )  PROFILING EDGE                     ( )  COUNTER  SINK

        18. TOLERANCES
                (a) PLATED HOLES                                ............+/- mm
                (b) NON PLATED HOLES                                            ............+/- mm
                (c) GENERAL TOLERANCES FOR PROFILING    .............+/-mm
                (d) TRACK WIDTH REDUCTION               .............+/-mm
                (e) MINIMUM TRACK WIDTH                 ..............+/-mm
                (f) MINIMUM ANNULAR RING                ..............+/-mm
                (g) MINIMUM AIR GAP                     ..............+/-mm
                (h) SCORING DEPTH                       ..............+/-mm

        19. PANELIZATION
                (a) SINGLE BOARD SIZE                   ................mm x ...........        .mm (length x width)
                (b) PANEL SIZE- nos of (a) per panel                            ..................nos. In ONE
                (c) WEB AROUND THE PANEL                                        ( )
                (d) MOUNTING HOLES LOCATION IN THE WEB                          ( )
                (e) MINIMUM DISTANCE BETWEEN CONSECUTIVE SCORING LINES          ..............mm
                (f) NUMBER OF  ‘V’  GROOVES                                     ..............
                (g) ANY JUMP SCORING                                            YES/NO
                (h) SCORING DEPTH                                               ...............mm
                (I) Can multiple panels with some crossed out individual PCB rejects be
supplied        YES/NO
                (j) If yes, then maximum numbers of such marked rejects per panel
permitted               ...............nos
                (k) Should such panels with a few rejected boards be marked and packed
separately      YES/NO

        20. ELECTRICAL  TESTING
                (a) Minimum  SMD Pitch          ........... mm

        21. ASSEMBLY  PROCESS
                (a) AUTOMATIC INSERTION                                         ( )
                (b) CNC  PICK & PLACE                                           ( )
                (c) MANUAL                                                      ( )
                (d) TYPE & MAKE OF FLUX BEING
USED...............................................................................................................
                                                ..................................(enclose FLUX data sheets if possible)
                (e) PRE HEATING TEMP. & DURATION BEFORE ASSEMBLY                        .................
                (f) WAVE TEMPERATURE  AND  CONTACT  DURATION  IN WAVE
SOLDERING.      .....................................
                (g) IS THE ASSEMBLY BEING DONE IN HOUSE                         YES/NO
                (f) IF NO -  SPECIFY PROCESS DETAILS AT EACH OF THE CONTRACT ASSEMBLERS.

        22. QUALITY  NORMS
                1. IPC  SPECIFICATIONS          ( )
                2. IEC SPECIFICATIONS           ( )
                3. BS SPECIFICATIONS            ( )
                4. PERFAG                       ( )
                5. ANY OTHER                    ( )  Please Specify

        23. PACKING INSTRUCTIONS
                1. BOARDS TO BE WRAPPED IN BUTTER PAPER         ( )
                2. BOARDS TO BE WRAPPED IN PE FOIL              ( )
                3. NUMBER OF BOARDS IN EACH WRAPPING/PACK       ............
                4. PACKING SLIP TO CONTAIN
                        a) MANUFACTURER                 ( )
                        b) PCB TYPE & REVISION                  ( )
                        c) QUANTITY PACKED                      ( )
                5.MAXIMUM WEIGHT PERMITTED PER CARTON   ........................(Please
specify)



        Name of the person filling the check list
..............................................................................

        Designation
..............................................................................

        Date
...............................................................................

        SIGNATURE
...............................................................................










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