CGA1752 1.0mm Kit
Daisy Chain Column Grid Array

Go to: BGA1752 Kit
 
Enlarge: Bare Board    
Board Size 5.5"x8.0" (14x20cm)
Click for bottom view

  

TopLine CGA1752 Kit has 4 daisy chain (DC427) mounting sites for CGA1752. Copper pad is Ø28mils (Ø0.71mm). SRO Mask opening Ø 32mil (Ø0.82mm).

Test points for 4 loops continuity measurements after mounting CGA1752. Daisy chain CGA1752 to verify correct assembly with a ohm-meter at 3 pairs of test points. Loops include 2 outer rings and double inner rings under the die area. Other pads are grounded to practice reflow with very heavy copper ground.

Pad Cu (copper) thickness 3.7mil (0.094mm) equivalent to 2.6-oz copper on 4-layers.

Board Features:

  • Choice of Final finish:
        • ENIG (Ni/Au)Gold
        • ENEPIG (Ni/Pd/Au)
  • LPI Solder Mask - PSR4000BN Green
  • FR4 Tg=170°C
  • Size - 5.5"x8.0" (14x20cm)
  • Thickness 0.100" (2.5mm)
  • 4-Layer Board - Heavy Ground
  • Heavy Copper Fill 2.6-Oz
  • Via in Pad Construction.
  • Tooling Holes .125" (3.17mm)
  • IPC Fiducials - 0.062" (1.57mm)

    Enlarge:  CGA1752 Mounting Site
    Click Daisy Chain
    After Mounting CGA1752

    		•
     
     
     
    Free Download Solder Paste Gerber & Parts Placement Data
    Step 1. Click Here for TopLine's Document Center. Sign up and Log in.
    Step 2. Click link "Gerber Files"
    Step 3. Click link "999015a" CGA1752 Board
    Step 4. Download files
     
     
    Board Order Number System
    999 0 15
    Series Board Finish
    CGA1752

    Board Size:
    5.5"x8.0"
    (14x20cm)

    Cu Pad Ø28mil
    0.71mil    		 0 = Single Bare Board 14 = ENIG (NiAu)
    15 = ENEPIG (NiPdAu)

    Other final finish available.
     
    CGA1752 Daisy Chain Components
    Substrate Column
    ØDiameter    		 Column Column
    Material
    Ceramic Ø20mil
    0.51mm    		 87mil
    2.21mm    		 Pb80/Sn20
    Copper Wrap
    Ceramic Ø20mil
    0.51mm    		 87mil
    2.21mm    		 Pb90/Sn10
    Plain
    Ceramic Ø20mil
    0.51mm    		 50mil
    1.27mm    		 Micro-Coil Spring
    Plated Sn60/Pb40
    Ceramic Ø20mil
    0.51mm    		 50mil
    1.27mm    		 Micro-Coil Spring
    Plated Ni-Au
           
    Plastic Ø15mil
    0.38mm    		 62mil
    1.57mm    		 Pb80/Sn20
    Cu Wrap
    Plastic Ø20mil
    0.51mm    		 50mil
    1.27mm    		 Micro-Coil Spring
    Plated Sn60/Pb40
    Plastic Ø20mil
    0.51mm    		 50mil
    1.27mm    		 Micro-Coil Spring
    Plated Ni-Au
    Other column configurations available
     
     
     
     
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