We offer the complete PCB turnkey solution.

We offer several options for ordering parts and assembly:

  • Fab + assembly: Full turnkey, we purchase parts.
  • Consigned assembly: Some parts provided by the designer.
  • Partially consigned assembly: All parts provided by the designer.

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PCB Assembly Capabilities

Engineering services:
– Develop control plans & PFMEA
– Value add engineering services

Assembly services:
– SMT: Surface mount assembly, single & double-sided
– Plated through-hole: Selective soldering
– Mixed technologies: SMT, through-hole, electro-mechanical assembly

General assembly capabilities:
– BGA, micro-BGA, QFN, CSP and any leadless devices up to .35mm pitch assembly with 100% 3D X-ray inspection
– PCB components, including all types of BGAs, QFNs, CSPs, 0201, 01005, 08004, POP, and press fit components in small quantities
– DFA process identifies almost all manufacturing issues before actual assembly saving production holdups
– RoHS, leaded, indium, clean & no clean chemistries
– Paste in-hole
– De-ionized water cleaning of assembled boards

PCBA test:
– Flying probe test including boundary scan
– Functional test: Board & system level test including engineering support for developing test platforms

Other value add services:
With our key partners, Sierra’s expertise extends to the following:
– Reliability test includes temperature cycling
– Wire bonding
– Conformal coat
– ICT: Develop test fixtures and testing with our key partners

– ISO 9001:2015 certified
– ISO:13485:2016 certified
– RoHS
– MIL-PRF-55110