Research & Design Hub Tech Trends

PCB Assembly Services

Parts, Prototypes, Production

The assembly phase is a critical step in the production of a board-level product. Fortunately, there’s a rich set of companies offer all types of PCB assembly services—ranging from quick turnaround prototypes to large volume runs. This roundup summarizes the PCB assembly service capabilities available today and whose providing them.

  • How to understand what PCB assembly services are available today.

  • PCB assembly services
  • Design-for-Assembly (DFA)
  • IC packaging
  • Quick prototyping
  • RoHS Certification and ITAR compliance
  • ITAR compliance

ADVANCED ASSEMBLY
www.aapcb.com
Location: Aurora, CO

Advanced Assembly launched in 2004 with a new way to assemble just a few boards in 3 days or less: Quick turn PCB assembly. The company has assembled over 40,000 unique designs in the last decade for some of the largest and most innovative tech companies in the world, including many Fortune 500 organizations.

Services Summary: Quick turn PCB assembly, DFA verification, first article service, turnkey assembly, PCB fabrication: smallest 0.25″ × 0.25″, largest 20″ × 24″

PCB Assembly Services: SMT and thru-hole; Press fits; Parts in any format; ISO 9001:2015; Passives down to 01005; BGAs and VFBGA; Box build; Leadless chip carriers / CSP; Double-sided SMT assembly; Fine pitch to 08 Mils, BGA repair and reball; Part removal and replacement; RoHS and leaded; Flying probe, 3D BGA X-ray and functional testing

BETA LAYOUT
uk.beta-layout.com
Location: Shannon, Ireland

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Beta Layout’s PCB-POOL operation is Europe’s largest manufacturer of PCB prototypes, with over 36,000 customers worldwide. You can calculate the prices instantly online using the PCB-POOL’s Online price calculation. PCBs using special technologies and materials can also be sourced directly from the company, from prototype to series production quantities.

Services Summary: Prototype PCBs or small series PCBs in 1-6 working days; Laser-cut SMD-Stencils in 1-3 working days; Fully populated SMD and THT prototype boards in 2 working days; Support for PCBs with embedded UHF RFID modules

PCB Assembly Services: Can perform assembly on PCB prototypes and “small series” (up to 50 pieces) with SMT and THT components starting with just one component and from one piece. SMT and THT from size 0402 SOIC, PLCC, TSOP, QFP, BGA Diverse SM-exotic and SM – connectors.

EASYOEM
www.easyoem.com
Location: Beijing, China

EasyOEM is a one-stop electronics manufacturing service that offers total solutions for electronics manufacturing tasks.

Services Summary: PCB manufacturing, PCB assembly, BOM kitting, testing, Design checking, PCB coating, MCU/CPLD/FLASH/EEPROM programming, wiring harness assembly, injection molding, printing, labeling, packaging, certification, stocking, distribution, shipping, customs declaration

PCB Assembly Services: Supervises entire manufacturing process from engineering files to final products. BOM kitting, including sourcing various materials / components. EasyOEM manufacturing tasks and dispatch then to various factories. Those tasks include PCB soldering, wire harness assembling, mechanical assembling, chip programming and more.

Example from EzPCB of a complex PCB assembly job involving multiples types and sizes of components

EZPCB
www.ezpcb.com
Location: Shenzhen, China

EzPCB is an online provider of PCB manufacturing and PCB assembly products and services. EzPCB has supplied high quality PCBs—and related products and services—for over 2,000 customers from more than 40 countries. Its customers include amateurs, small businesses, universities and many world-class companies and organizations including Jet Propulsion Laboratory, Micron, Siemens, STMicroelectronics and Rohm.

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Services Summary: PCB manufacturing, PCB assembly, cabling, enclosures, keypads, stencils and components, one-stop turnkey services and design consultation

PCB Assembly Services: For prototype assembly, the lead time is about 2 weeks for PCB+ order component+ assembly. For mass production assembly, the lead time is about 3-4 weeks for all process.

FCT
www.flexiblecircuit.com
Location: Minneapolis, MN

Flexible Circuit Technologies (FCT) has an internationally recognized flex circuit Application Engineering and Design Team offering over 250 years of combined industry expertise.

Services Summary: Supports multiple types of flexible PCBs; value added assembly, Testing Services to complete box builds; Design consultation, optimization, DFM, to final flex design; Supply chain management for components and materials; Prototypes through production; Low mix-high volume and high mix-low volume program support; Assembly services; Testing Services.

PCB Assembly Services: FCT Shenzhen is FCT’s main hub for coordinating all of our China based operations including: support in DFM, production scheduling for prototypes and production of bare flex, support in sourcing and receiving of components for sub-assembly, assembly services, testing, packaging and shipping.

Imagineering says that is aerospace-quality PCB assembly is only possible with industry-leading equipment in its facilities, like this Mydata MY200 Series pick-and-place machine.

IMAGINEERING
www.pcbnet.com
Location: Elk Grove Village, IL

Imagineering acts as a reliable source for high quality and on time PCBs. Its quick turn prototypes not just intended for testing and verification of designs. Every one of its boards meet IPC-A-600 F (Class2) standard, be it prototype or production. Specializes in quick turn prototypes and rapid turn production.

Services Summary: PCB capabilities include: 22-layer fabrication, hole sizes down to 8 mil plated and 5 mil laser drilled, 3 mil line width and spacing, 6 oz. copper and a maximum PCB thickness up to .300″. Supports Multi-Layer, Rigid and Flex PCBs.

PCB Assembly Services: Same day and 24-hr turnaround; Prototype to production volumes; SMT; Flip chip; Thru hole; Flex circuit assembly; Cable assemblies; PB-free assembly; Wire harness assembly; AOI – Automated Optical Inspection; BGA X-Ray Inspection; Functionality testing

OURPCB
www.ourpcb.com
Location: Shijiazhuang Hebei, China

OurPCB is a multi-national PCB manufacturing and PCB assembly company that provides global service and support while using its own Chinese manufacturing capabilities. Company has provided professional PCB production and assembly services for more than 2,500 customers around the globe.

Services Summary: Assembly capabilities include BGA, LGA, QFN, QFP, DIP and SIP. The smallest SMT footprint it can mount is 0201. Factory can also provide programming and wiring as well as injecting and conformal coating services.

PCB Assembly Services: ISO 9001:2015 certified; RoHS & lead-free assembly; Consigned components or turnkey; Single or double-sided mixed technology PCB assembly; All kinds of IC package BGAs, CGAs, QFNs, DFNs, CSPs; AOI inspection, X-Ray inspection

PCBCART
www.pcbcart.com
Location: Hangzhou, China

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PCBCart is a professional PCB production service provider with more than 10 years of experience in the electronics manufacturing industry. It has manufactured printed circuit boards for more than 10,000 companies and over 80 countries around the world. Fast, affordable prototype assembly they take your unique PCB designs, prepare them for the assembly process and perform comprehensive testing to ensure they meet your precise performance requirements. Can provide a complete turnkey PCB prototype assembly featuring a one-stop shop approach.

Services Summary: Development, manufacturing, assembly and testing of custom PBCs; Rapid PCB prototyping; Circuit boards manufacturing: PCB assembly; Components sourcing services

PCB Assembly Services: Turnkey and consigned PCBA services; Supports SMT, THT, Mixed Assembly, Package on Package (POP), Rigid PCBs, Flex PCBs; Flexible volume alternatives: prototypes, low volume, high volume; Parts sourcing; Comprehensive Quality Assurance including visual inspection to AOI and X-ray inspection

PCB UNLIMITED
www.pcbunlimited.com
Location: Tualatin, OR

In 2003, PCB Unlimited’s sister company Stencils Unlimited pioneered the internet SMT stencil quote and order process. In 2008, PCB Unlimited took it one step further by providing a one-stop-shop where engineers can quote and order online US and offshore PCB services and everything else they need for their PCB projects.

Services Summary: US PCB fabrication including Rigid, Flex and Rigid-Flex PCBs; Offshore PCB Fabrication; US Quick-Turn Prototype PCB Assembly and Low Volume Production followed by our offshore operation to service your high-volume production needs

PCB Assembly Services: Specializes in building short-run, one-off and prototype PCB assembly, with rapid turn times and instant online quoting and ordering. Supports SMT, Through Hole and Mixed Assembly; Passive Down to 01005 Sizes; Packaging support: BGA, uBGA, QFN, QFP, PLCC 6, PoP; Small Chip Packages (Pitch of 0.2mm)

SMT assembly requires screen printing frames and frames (framed and unframed stencils) which present excellent stability over time and high wear resistance. Shown here is an example from PCBWay of a stencil PCB, ready to be used during the assembly phase with surface mount devices (SMDs).

PCBWAY
www.pcbway.com
Location: Shenzhen, China

PCBWay is a China Shenzhen-based PCB manufacturer and PCB assembler. Its online pricing software gets you an instant your PCB Assembly service. PCBWay has accumulated lots of reliable and competitive parts suppliers in the world to ensure the quality and cost of parts sourcing. All jobs can be done under one roof, either SMT, thru-hole or Hybrid

Services Summary: Quick turn PCB prototyping, PCB Assembly and low-volume production. Small volume quick turn PCBs, custom spec quick turn PCBs, full spec PCBs, highly specialized precision PCBs and largescale production PCBs.

PCB Assembly Services: PCBA services also specialize in prototyping and small-volume production. PCBA capabilities: SMT Assembly, BGA Assembly, Through-Hole Assembly, Mixed Assembly, Rigid Flex PCB Assembly Services. Compliant with a wide range of standards including IPC 610 Class 2 and Class 3.

SAN FRANCISCO CIRCUITS
www.sfcircuits.com
Location: San Mateo, CA

Specializes in the complex, advanced technology of PCB fabrication and assembly, producing high quality multi-layered PCBs from elaborate layouts. Expertise in circuit boards is not limited to PCB manufacturing, but extends to PCB layout & PCB assembly.

Services Summary: PCB fabrication, PBC assembly and PCB layout services. Supports Mil-SPEC PCBs, Flex PCBs, Metal Core PCBs and many others.

PCB Assembly Services: Quick-turn prototype assembly; Turn-key assembly; Partial turn-key assembly; Consignment assembly; RoHS compliant lead-free assembly; Non-RoHS assembly; Conformal coating; Packaging support: BGA, Micro BGA, uBGA, QFN, QFP, PoP; Flip Chip and more; X-Ray testing, AOI testing, ICT testing and more

SCREAMING CIRCUITS
www.screamingcircuits.com
Location: Canby, OR

Unlike old-fashioned manufacturing models that focused on mass volumes and cost-control through rigidity, Screaming Circuits specializes in fast and flexible prototype and short-run assemblies. It offers short-run production for higher volumes without forecasts, NRE charges or volume commitments. If you need to go a step further with scheduled production, its parent company Milwaukee Electronics provides a full range of electronics manufacturing services, from original design to volume production and life-cycle management.

Services Summary: PCB fabrication, PCB assembly, parts sourcing, layout engineering, prototype to volume production transitioning

PCB Assembly Services: Turn times as short as 24 hours; 1 to 5,000 units; Class II Inspection standard and Class III Inspection available; Lead-free RoHS Certification and ITAR compliance screen available; Lead Free (RoHS) options; Supports 2-Sided SMT; SMT sizes: 0201 or larger; Fine pitch: 16 mil (.4 mm) or greater; BGA pitch: 16mil (0.4mm) or greater; BGA Ball count: Up to 1932Call for larger parts

SEEED STUDIO
www.seeedstudio.com
Location: Shenzhen, China

Seeed is a hardware innovation platform tailored for makers to help grow inspirations into differentiating products, by providing accessible technologies with quality and delivery guaranteed. Seeed Fusion Service offers one-stop prototyping services for PCB manufacturing, PCB assembly and other electronic and mechanical customized services such as CNC Milling, 3D printing and PCB layout services.

Services Summary: Seeed Studio offers four kinds of Fusion electronic service which includes Prototype PCBs, PCB assembly, stencil, 3D printing, PCB layout.

PCB Assembly Services: Quick-turn PCBA service: get the entire PCBA produced in 20 working days from order confirmation to dispatch, including sourcing of parts. Prototype, small or large batch: Seeed can cater for as little as a single piece 1 to 8000 pieces. Assembly types: SMT assembly, BGA assembly, through-hole assembly, mixed assembly, kit assembly

SIERRA CIRCUITS
www.protoexpress.com
Location: Sunnyvale, CA

Sierra Circuits is an ISO 9001:2015, ISO 13485:2016 and MIL-spec MIL-PRF-55110 certified, Silicon Valley-based, high-technology PCB manufacturer and assembler. It specializes in quick turn PCBs and medium production. By owning its manufacturing and assembly facilities, the company controls every aspect of the production schedule and quality.

Services Summary: Micro/fine line PCBs, PCB assembly, flexible PCBs, lead-free PCBs, high-reliability PCBs, no-touch PCBs, burn-in PCBs, R&D PCBs, MIL-spec PCBs, PCB design

PCB Assembly Services: NPI; SMT single & double-sided; Plated through-hole: Selective soldering; Mixed technologies: SMT, through-hole, electro-mechanical assembly; Packaging support: BGA, Micro BGA, QFN, CSP and any leadless devices up to 0.35mm pitch assembly

SLINGSHOT ASSEMBLY
www.slingshotassembly.com
Location: Denver, CO

SlingShot Assembly’s state-of- the-art production facility handles prototype and low-volume production orders. From a single board and up, they use the latest software, processes and equipment to produce high-quality assemblies fast and at a reasonable price. Customers use the company’s assembly services for early prototype runs when they need high-quality assemblies completed in a matter of a few days. Typically, the quantities for early prototypes range from a single board to about 50. Once initial testing of early prototypes is completed, many customers move to late-stage prototyping or pre-production assemblies.

Services Summary: Specialist in PCB assembly

PCB Assembly Services: Quick turn PCB assembly, standard assembly turn time: 2 – 3 days (turn times as fast as 24 hours available), prototype and low-volume production (single orders welcome, 100% turn-key components, turn-key board fabrication encouraged, test, conformal coating, limited box build services, web-based BOM sourcing and more.

WELLPCB
www.wellpcb.com
Location: Australia

WellPCB, registered in Australia, is a daughter company of Uniwell Circuits. It’s focused on PCB fabrication and PCB assembly turnkey services and is capable of delivering over 10,000 varieties monthly. WellPCB can produce quick turns to meet 24-hour delivery for double-sided PCBs, 48-hour for 4 to 8-layer and 120-hour for 10-layer or higher PCBs.

Services Summary: PCB fabrication, PCB assembly turnkey services

PCB Assembly Services: SMT, thru-hole assembly, SMT/Thru-hole mixed, single or double sided placement; consigned components or partially components procurement; BGA and Micro BGA installation and rework with 100% x-ray inspection, automated optical inspection, aqueous cleaning and PCB testing services; Capability to handle virtually any device including all types of BGAs, CGAs, QFNs, DFNs, CSPs and Sons. 

PUBLISHED IN CIRCUIT CELLAR MAGAZINE • MARCH 2020 #356 – Get a PDF of the issue


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