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20 Layer PCB Multilayer Circuit Board FR4 Material 2.5 / 2.5Mil Lind Space Width
20 Layer PCB Multilayer Circuit Board FR4 Material 2.5 / 2.5Mil Lind Space Width
Specifications
Brand Name :
WITGAIN PCB
Model Number :
Multi-Layer PCB0024
Certification :
UL
Place of Origin :
China
MOQ :
1 pcs/lot
Price :
3.0 usd/pcs
Payment Terms :
T/T
Supply Ability :
50k pcs/month
Delivery Time :
30 days
Packaging Details :
Vacuum bubble bag packaging
No of layers: :
20 layers
Solder mask colour: :
Green
Material: :
FR4 TG>170
Place of Origin: :
ShenZhen China
Surface technics: :
ENIG 3U'
Min Lind Space&Width: :
2.5/2.5mil
Description

Multilayer Circuit Board 20 Layer PCB FR4 Material 2.5/2.5Mil Lind Space&Width

PCB Specifications:

1 Part NO: Multi-Layer PCB0024

2 Layer Count: 20 Layer PCB

3 Finished Board Thickness: 2.4MM

4 Copper Thickness: 1/H/H/H/H/H/H/H/H/H/H/H/H/H/H/H/H/H1

5 Min Lind Space&Width: 2.5/2.5mil

6 Application Area: Consumer Porducts

IR No : QCR Reference : Date:
PCB DESCRIPTION
C-dot Part Number of PCB
Name of the PCB
No of Layers : 20 Density Classification : E
PCB Size: Length Breadth Unit Thickness
280 X 322.25 mm 2.4 mm
Panel Size: 290 X 322.25 mm 2.4 mm
Number of PCBs per Panel : 1
DESIGN & DRILL DATA
Input type : Gerber Files Qty 27
Input Code : ASCII
Number Format : 2.4
Units : Inches
Zero Omit : Trailing
Coordinates: Absolute
Scale : 1:1
DRC CHECKS FOR SIGNAL LAYERS
Minimum Track width : Inner Layer 3.75 mils Outer Layer 5 mils
Minimum Spacing between Tracks : Inner Layer 5 mils Outer Layer 5 mils
Minimum Spacing between Pad & Track: Inner Layer 4 mils Outer Layer 5 mils
Minimum PTH Size: 10 mils
Minimum Annular Ring: 4 mils
Minimum SMD Pitch: 19.685 mils
FILM & GERBER DETAILS
Description Films File Name Description Films File Name
Drill DRL ABC00DRL.GBX Etch Layer 17 L17 ABC00L17.GBX
Solder Paste Top SPT ABC00SPT.GBX Etch Layer 18 L18 ABC00L18.GBX
Legend Top LGT ABC00LGT.GBX Etch Layer 19 L19 ABC00L19.GBX
Solder Mask Top SMT ABC00SMT.GBX Etch Layer 20 L20 ABC00L20.GBX
Etch Layer 1 L01 ABC00L01.GBX Etch Layer 21 L21.GBX
Etch Layer 2 L02 ABC00L02.GBX Etch Layer 22 L22.GBX
Etch Layer 3 L03 ABC00L03.GBX Etch Layer 23 L23.GBX
Etch Layer 4 L04 ABC00L04.GBX Etch Layer 24 L24.GBX
Etch Layer 5 L05 ABC00L05.GBX Etch Layer 25 L25.GBX
Etch Layer 6 L06 ABC00L06.GBX Etch Layer 26 L26.GBX
Etch Layer 7 L07 ABC00L07.GBX Etch Layer 27 L27.GBX
Etch Layer 8 L08 ABC00L08.GBX Etch Layer 28 L28.GBX
Etch Layer 9 L09 ABC00L09.GBX Etch Layer 29 L29.GBX
Etch Layer 10 L10 ABC00L10.GBX Etch Layer 30 L30.GBX
Etch Layer 11 L11 ABC00L11.GBX Solder Mask Bottom SMB ABC00SMB.GBX
Etch Layer 12 L12 ABC00L12.GBX Legend Bottom LGB ABC00LGB.GBX
Etch Layer 13 L13 ABC00L13.GBX Solder Paste Bottom SPB ABC00SPB.GBX
Etch Layer 14 L14 ABC00L14.GBX NC Drill NCD ABC00_NCD.TAP
Etch Layer 15 L15 ABC00L15.GBX NC Drill Tool Set NCT ABC00NCT.TXT
Etch Layer 16 L16 ABC00L16.GBX Decode List DCL.TXT

MANUFACTURING DETAILS
Solder Mask Type : Photo Imageable
Minimum Solder Mask Clearance : 2.5 mils
Legend On (Side) : Both
Design Technology Mixed
Special Requirements :

Controlled Impedance : Yes
No of Impedance layers : 8
Impedance Value : 50, 55, 90, 95 AND 100 OHMS

Back dril from Bottom : 7 Layers / Files

Back drill pin count : 156 pins
BGA Used
Base Material FR408HR
If base material is other than FR4 please
provide complete details of the material:
Surface Finish Electroless gold over nickel (ENIG)
Gold Plating required for Edge fingers
No of Edge Fingers/Total Area
(Specify , if the option is 'yes')		 No
Nos/ Sq Inches
Automatic Copper Balancing Allowed Yes
Tear Drop Triangular to be added by the fabricator
Constructional Details Drawing No Layer stackup
MISCELLANEOUS DETAILS

The PCB 1. Has vias on pads filled with epoxy and plated with planner.2. Has back-drill vias filled with epoxy 3. Has ENIG surface finish. 4. Five Back drill NCD files attached 5. Depanalizing pcb by slot cut.

Back drill layers:

1.Bottom to Layer19,

2.Bottom to Layer17,

3.Bottom to Layer15,

4.Bottom to Layer10,

5.Bottom to Layer08,

6.Bottom to Layer06,

7.Bottom to Layer04.
APPROVALS
Designer Name Approved by

Layer Stackup:

Layer No. Layer Type Di-electric (Prepreg/ Core)

Di-electric

constant

Processed Thickness

(mil)

Target Impedance - Single Ended

(+/- 10%)

Trace Width (Single ended)

(mil)

Target Impedance – differential

(+/- 10%)

Trace Width/ separation (differential pair)

(mil)
MASK 4.0 2.0
1 TOP

Copper Foil 12 microns

 1.772

50 ohm

55 ohm

7

6

100ohm

95ohm

90ohm

5-8-5

5-6.5-5

5-5.5-5
PrepreG 3.23 2.101
PrepreG 3.23 2.101
2 GND Copper 0.689
CORE 3.37 3.9
3 SIGNAL Copper 0.689

50 ohm

55 ohm

4

3.75

100ohm

95ohm

90ohm

4-7-4

4-6-4

4-4.5-4
PrepreG 3.23 1.86
PrepreG 3.23 1.86
4 GND Copper 0.689
CORE 3.37 3.9
5 SIGNAL Copper 0.689

50 ohm

55 ohm

4

3.75

100ohm

95ohm

90ohm

4-7-4

4-6-4

4-4.5-4
PrepreG 3.23 1.86
PrepreG 3.23 1.86
6 GND Copper 0.689
CORE 3.37 3.9
7 SIGNAL Copper 0.689

50 ohm

55 ohm

4

3.75

100ohm

95ohm

90ohm

4-7-4

4-6-4

4-4.5-4
PrepreG 3.23 1.86
PrepreG 3.23 1.86
8 GND Copper 0.689
CORE 3.37 3.9
9 POWER Copper 2.638
PrepreG 3.23 0.788
PrepreG 3.23 0.788
10 GND Copper 2.638
core 3.37 3.9
11 POWER Copper 2.638
PrepreG 3.23 0.788
PrepreG 3.23 0.788
12 POWER Copper 2.638
core 3.37 3.9
13 GND Copper 0.689
PrepreG 3.23 1.86
PrepreG 3.23 1.86
14 SIGNAL Copper 0.689

50 ohm

55 ohm

4

3.75

100ohm

95ohm

90ohm

4-7-4

4-6-4

4-4.5-4
CORE 3.37 3.9
15 GND Copper 0.689
PrepreG 3.23 1.86
PrepreG 3.23 1.86
16 SIGNAL Copper 0.689

50 ohm

55 ohm

4

3.75

100ohm

95ohm

90ohm

4-7-4

4-6-4

4-4.5-4
CORE 3.37 3.9
17 GND Copper 0.689
PrepreG 3.23 1.86
PrepreG 3.23 1.86
18 SIGNAL Copper 0.689

50 ohm

55 ohm

4

3.75

100ohm

95ohm

90ohm

4-7-4

4-6-4

4-4.5-4
CORE 3.37 3.9
19 GND Copper 0.689
PrepreG 3.23 2.101
PrepreG 3.23 2.101
20 SOLDER

Copper Foil 12 microns

 1.772

50 ohm

55 ohm

7

6

100ohm

95ohm

90ohm

5-8-5

5-6.5-5

5-5.5-5
MASK 2.0

Product tags

fr4 single layer pcb

,

8 layer pcb

,

4-layer pcb
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20 Layer PCB Multilayer Circuit Board FR4 Material 2.5 / 2.5Mil Lind Space Width

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Product Detail
Brand Name :
WITGAIN PCB
Model Number :
Multi-Layer PCB0024
Certification :
UL
Place of Origin :
China
MOQ :
1 pcs/lot
Price :
3.0 usd/pcs
Contact Supplier
20 Layer PCB Multilayer Circuit Board FR4 Material 2.5 / 2.5Mil Lind Space Width

Witgain Technology Limited

Active Member
4 Years
shenzhen
Since 2007
Business Type :
Manufacturer
Main Products :
Printed Circuit Boards, Multilayer Circuit Board, Half Hole PCB
Total Annual :
25,000,000-30,000,000
Employee Number :
200~300
Certification Level :
Active Member
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