capabilities

Nationwide Circuits, Inc.
Capabilities & Design Guidelines

The following specifications, capabilities and services are available at Nationwide Circuits. Our Sales and Engineering staff are available to discuss any of your design or manufacturing requirements.

Sales
Instant Quotes
Same day to 4 week deliveries
Online Quote Form
Delivery Options

Data Communication
E-mail data@nciproto.com

For files larger than 5 Mb: ncinet@frontiernet.net

CAM
3 Maniabarco UCAM ver. 8.1
3 Tibor Darvas Planmaster II workstations
1 Lavenir V2001 workstations
2 MDA Fire 9370 laser photoplotters
Minor editing available (all changes must be customer approved)
Design and create panel arrays
DRC Design rule checking
More CAM Information

Materials
All laminates per MIL-P-13949 / IPC-4101
Types include FR-4(135^o Tg & 170^o Tg), GETEK, BT-Epoxy, Polyimide, PTFE, Kapton flex, Taconic, RF-35, IS 410
Copper cladding from 1/4 oz to 3 oz
Single and Double sided boards up to 16" X 22"
Multilayer boards up to 15.5" X 21.5"
Material Specifications

Multilayer Construction
Minimum core thickness .003"
Minimum dielectric spacing .003"
Blind and Buried vias
One and two sided SMT boards
Maximum of 16+ layers
Maximum board thickness .200"
Minimum board thickness .016"

Etching
UL File #E54504
Minimum conductor width .003"
Minimum feature spacing .004"

Drilling
Drill size is .005" larger than nominal finished plated hole
Minimum drilled hole size .010" (in .062")
Maximum drilled hole size .264"
Holes over .260" are peck routed
Minimum finished slot width .025"
Signal pad must be larger than drilled hole .016" internal, .012" external
Minimum ground plane clearance = drilled hole + .025"

Plating
Maximum hole aspect ratio 8:1
SMOBC (Solder mask over bare copper with solder leveled pads & holes)
Full body nickel / gold
Nickel / gold contact fingers
2 oz plated copper for up to 5oz finished copper
Heavy copper plating / RF power supplies
Omikron-HASL Alternative

Soldermask / Legend
Per IPC-SM-840
Photo- imageable Types include Lackwerke Peters, Taiyo PSR-4000
Soldermask colors are Blue, Red, Green, Black, Yellow
Dupont Vacrel 8000 series dryfilm soldermask
Minimum clearance from pad to soldermask .002"-LPI , .004" - Dry
Minimum solder dam width .004"
Legend colors include White, Black, Red, Yellow
Peelable soldermask
Carbon ink Plugged Vias Epoxy Silver Filled

Mechanical / Fabrication
Tolerance on overall dimensions +/- .005"
Minimum inside radius .020"
Scoring, Beveling, Countersinking, Counterboring available
Controlled depth milling, Routed Spacers, Special FR4 geometries

Electrical Testing
Gerber extracted net-list testing
Dual side access
.5 to 500 V
1 to 500 megaohms
SMT pitch tested to .008"
More testing information

Nationwide Circuits, Inc.
Phone 1-800-724-4800
Fax (585) 328-9152
E-Mail sales@nciproto.com

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