Sierra Circuits, Inc., Sunnyvale, California. PCB Manufacturing and Assembly. Since 1986

By: Proto Express  09-12-2011

Products & Services

A comparision of our products and related services is available here

Standard Product No Touch Product Same Day Product
What is it? Standard Full Specification Jobs. Our engineers do a full Design rule check. We Electrically Test your boards and offer all our services for such orders. When you order a No Touch product, we don't touch your design files. No design rule check or electrical test. What you send us is what you get! Your boards must absolutely meet all our No Touch specifications as shown on this page. Send in any standard 2 layer job by 7 AM Pacific Time in the morning and we can ship by the same evening. Note: for 2 layers Only.
Design Rule Analysis Yes; We perform edits to make sure you get a quality board. No; No Analysis, No Edits. Your design must comply with manufacturing criteria below. Please be aware that designs not meeting our manufacturing criteria will be processed as is and customer assumes full responsibility for quality or functionality problems due to design. No Touch Jobs are not electrically tested. Yes
Testing Yes No Electrical testing. Yes
Layers
Turn Time for Internet Orders 2 Layers to 8 Layers 2 Layers and 4 Layers 2 Layers Only
Cut Off Time 2 Layers--Same day to 3 days
4 Layers--1 to 3 days
6 Layers--1 to 4 days
8 Layers--1 to 5 days
2 and 4 Layers--4 days Files received by cut off time will ship on the same day
File Types
Material Files should be in by 5pm Pacific on Day 0 of turn time count down. Ship date depends on turn time chosen. Files should be in by 5pm Pacific on Day 0 of turn time count down. Jobs thus received will ship on evening of Day 4. Only business days counted. Cut off time for 2 Layers Same Day service is 7 AM Pacific on any business day. Job will ship same evening, possibly by airline.
File Types 274x Preferred 274x Required. 274x Required, Negative Data Only
Material FR4
High Temp FR4
FR4 FR4
Thickness .031 to .125 .062 .062
Board Area Dimensions less than 10" X 15" For 2 and 4 layer boards
Maximum in one direction: 7.9 inches
Maximum in other direction: 10.9 inches
Note also that overall area of a single board should not exceed 85 sq"
Dimensions less than 10" X 15"
Board Outline No Limit. Any special jobs will be individually quoted. Board Outline should have right angles (90 degree angles) only. No arcs, radiuses, or circles allowed. We expect a simple route. No Limit. Any special jobs will be individually quoted.
Solder Mask Dry Film
LPI
LPI. Green mask only. White Legend only. LPI
Gold Yes No Gold No Gold
Manufacturing Criteria Preferred
Minimum air-gap of .005" (space between any two copper features)
Minimum annular ring .007" (applies to both plated and non-plated holes)
Minimum inner layer drill to copper spacing .013" (applies to both plated and non-plated holes)
Required
Minimum air-gap of .006" (space between any two copper features)
Minimum annular ring .007" (applies to both plated and non-plated holes)
Minimum inner layer drill to copper spacing .013" (applies to both plated and non-plated holes)
Standard Copper Overplate: Surface pattern: Nominal 1 Oz./sq foot. (0.0013" to 0.002") (33 microns to 51 microns)
Plating on Hole Walls: 0.0008" to 0.0012" (20 microns to 30 microns)
Required
Minimum air-gap of .005" (space between any two copper features)
Minimum annular ring .007" (applies to both plated and non-plated holes)
Minimum inner layer drill to copper spacing .013" (applies to both plated and non-plated holes)
Trace Width Minimum Trace Width of 5 mil Minimum Trace Width of 6 mil, copper pour area 5 mil Minimum Trace Width of 6 mil
Hole Type and Sizes Non Plated and Plated Holes
Minimum Hole Size 10 mil drilled - 6 mil finished
Jobs with Non Plated holes placed over any copper features will be rejected.
Plated holes only
Minimum Hole Size is 15 mils (+/- 3) finished
If there are any non-plated holes they must NOT be on copper areas.
(Jobs with non-plated holes placed on any copper features may be rejected)
Maximum plated hole size .246 inches
Maximum non-plated hole size .199 inches
Non Plated and Plated Holes
Minimum Hole Size is 12 mil finished
Jobs with Non Plated holes placed over any copper features will be rejected.
"Evidence of Quality" Package Provided free with every order Not Provided Provided free with every order
Contact Info Complete Contact Info Required Complete Contact Info Required Complete Contact Info Required Plus 24 hour Contact Info
Right to Refuse the Job Within 24 hours We can refuse job anytime if it does not match the No Touch criteria. However, we generally try to inform you of rejection within 2 business days.
We try to alert you if your job does not conform to No Touch criteria. However, please note that if your boards do not follow the No Touch criteria, then, even if we fail to reject your order, we will not be responsible for the quality of the boards.
By 11AM
Shipping And Handling Details FedEx. We will try to accomodate any special Shipping And Handling requests. No Touch Product is shipped by FedEx only. No Saturday Delivery option. No Will-call or other special Shipping And Handling requests allowed. Order will ship via airline and will be received next day. Shipping And Handling charge is $125, if you pick up from the Airport. If delivered from the Airport to your door via courier, total Shipping And Handling charges range $200-$300. Same day delivery is based on best effort and we ship 99% on time. No Discounts will be given.
The information in this article was current at 06 Dec 2011


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