PROCESS
ITEM
2007
2008
Unit

General  Layers
up to 8 layers
up to 12 layers
  Board Thickness
0.6 ~ 2.4
3.2
mm
  Dimension - Max.
19"X22"
-
inch
  Impedance Control
+/-10
+/-8
%
  Warpage and Twist
0.75%
-
 
Material CEM - 3
Available
-
  FR4 Tg 140
Available
-
  FR4 Tg. 150 ~ 170
Available
-
  Halogen Free 
Available
-
 
Innerlayer Minimum  Space Line to line
3/3
-
mil
  Registration Tolerance
2
-
mil
  Max. Working panel Board Size
21x24
-
inch
  Minimum Core Thickness
2
-
mil
  Etching undercut(total)
2
-
mil
  Circuit width tolerance
+/-20
-
%
  Copper weight
1/2 ~ 4
6
OZ
Lamination Layer-Layer Registration 
3
2
mil
  +/- Tolerance      
  Copper weight ( external ) 
1/2 to 3
> 4
OZ
  Max. Working panel Board Size
21x24
-
inch
  Board thickness tolerance 
+/- 4
mil
 
Drilling Drill Size 
0.25-6.40
0.2-6.40
mm
  Max. Working panel Board Size
21x24
-
inch
  Roughness
1.2
-
mil
 
PTH  Aspect Ratio 
6.4:1
8:1
  Minimum PTH Hole Diameter +/- Tolerance
8
-
mil
 
Outer Layer Minimum  Space Line to line
 4/4
3/3
mil
 
Pattern plating Max Copper Weight: Plane& Signal
6
-
OZ
  Circuit width tolerance
+/-20
-
%
 
Solder Mask Soldermask Registration Tolerance
3
2
mil
  Solder Dam
3
2.5
mil
  Soldermask  Thickness
>= 0.4
-
mil
 
Surface Finish

1. Electrolytic Gold Plating Process windows Au (Thickness)
5 ~ 40
-
u"
  Process Windows Ni (Thickness)
200 ~ 700
-
u"
 
2. HASL (Leaded) Process windows (Thickness)
70~1000 
u"
  HASL Type
Leaded
Pb/free
 
3. OSP Process windows (Thickness)
0.2-0.3
-
um
  OSP Type
Shikoku F2
-
 
4. Immersion Gold            Process windows Au (Thickness)
1 ~ 5
-
u"
  Process windows Ni (Thickness)
150 ~ 400
-
u"
 
5. Immersion Silver Process windows (Thickness)
6 ~ 20
-
u"
 
6. Peelable Mask Process windows (Thickness)
200 ~ 300 
-
um
 
7. Carbon printing Process windows (Resistance)
35 ~ 10K
-
ohm
 
8. Legend printing Minimum  Space Line 
8
-
mil
  Registration Tolerance
6
5
mil
         
Outline

1.Router Size Tolerance 
+/- 5
-
mil
 
2. V-cut Deficient Thickness
12
8
mil
  Max. Working Panel Size
20 x 20
-
inch
  Min. Skipping Custting Distance
8
5
mm
 
Electrical Testing

1. Universal Tester Maximum Test Points Per Board (O/S Test)
65,536
-
points
  Minimum SMT Feature Pitch
16
-
mil
  Max.Board size
20" X 24"
-
inch
  Continuity Test
10
-
Ohm
  Isolation Test
10M
-
Ohm
 
2. Dedicated Test Machine Minimum SMT Feature Pitch
20
-
mil
  Max.Board size
18" x 24"
-
inch
  Continuity Test
20
-
Ohm
  Isolation Test
20 ~ 100 M
-
Ohm

CKL Electronics Co., Ltd.
Bangpa-in Industrial Estate
139/2 Moo 2 UdomSorayuth Rd., T.Klongjig, A.Bangpa-in, Ayutthaya 13160, Thailand
TEL: +66(35)258222 FAX:+66(35)258226-7 e-mail: michael@cklpcb.com