PCB Production Capabilities

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San Francisco Circuits provides PCB Prototype Fabrication and PCB Production Capabilities with No Limits!

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Specifications Standard Technology Advanced Technology
Number of Layers 1 - 12 14 - 40
Board Material

FR4

FR406

IS410

Kapton

Shin-Etsu - Epoxy
Adhesive System

Rogers - Epoxy
Adhesive System

Dupont FR - FR Acrylic
Adhesive System

Dupont LF - LF Acrylic
Adhesive System

Adhesiveless Base Materials

Aluminum Core

Arlon

CEM

Copper Core

FR408

Getek

Nelco 4000
Rogers 3000
Rogers 4000
Rogers 5000

Taconic TLY

Polyimide

Minimum Board Thickness

2 layer - 0.010"

4 layer - 0.020"

6 layer - 0.020"

8 layer - 0.062"

10 layer - 0.062"

12 layer - 0.062"

2 layer - 0.005"

4 layer - 0.010"

6 layer - 0.031"

8 layer - 0.040"

Maximum Board Thickness

2 layer - 0.125"

3-12 layer - 0.200"

0.250"

Maximum Board Size

16" x 22"

12" x 21"

22" x 28"

10" x 16"

16" x 22"

12" x 21"

22" x 28"

Copper Thickness

 

0.5 oz - 3 oz 

4 oz - 6 oz

Hole Aspect Ratio

7 : 1

15 : 1

Minimum Hole Size

0.008"

0.006"

Minimum Trace/Space

0.006"/0.006"

0.003"/0.003"

Minimum

Drill-to-Copper

0.010"

0.003"

Minimum Pitch

1 mm

0.3 mm

Final Finish

HASL (Solder)

Lead Free Solder

Copper

Gold

Gold Fingers

White Tin

OSP

HASL

Gold (ENIG/Hard/Soft)

Selective Gold

Immersion Silver

OSP

White Tin

Solder Mask

 

 

 

 

 

 

 

 

 

 

Coverlay

LPI:

Green

Black

Red

Blue

Yellow

White

Clear

 

 

 

FR Coverlay

LF Coverlay

Shin-Etsu

Flexible Soldermask

LPI:

Green

Black

Red

Blue

Yellow

White

Clear

Mix-and-match

Wet Mask

Dry Film

Silk Screen

White

Black

Yellow

White

Black

Yellow

Green

Red

Blue

PCB Fabrication

Scoring

Route & Retain

Jump Scoring

Route & Retain

Milling

Additional Features

Plated Slots

Non-plated Slots

Controlled Dielectric

Covered Vias

Counter Sinks

Counter Bores

Dual Access Flex

Suspended Leads

Plated Edges

Plated Milling

Plated Counter Bores & Counter Sinks

Edge Castellation

Controlled Impedance

Silver Filled Vias

Non-Conductive Filled Vias

 

Quality Standards

IPC 6012 Class 2

Electrical Testing

100% Netlist Testing

TDR Testing

Milspec 31032

Milspec 55110

Milspec 50884

IPC 6012 Class 3

100% Netlist Testing

TDR Testing

Special Technology

  

Blind & Buried Vias

Laser Drilled Vias

Mechanically Drilled Micro Vias

Metal Core Boards

Burn-in Boards

Rigid-Flex PCBs 

Flexible PCBs 

Micro Circuits

RF PCBs