Camptech II Circuits Inc.
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Invisible Cracks in PCB Assembly: Why Pad Cratering is the Silent SCRAP Killer

by admin | Sep 15, 2025 | PCB Assembly, PCB Manufacturing

TL;DR: Pad cratering = tiny, subsurface cracks under copper pads. It’s hard to see and a major cause of “mystery” PCB assembly scrap. The fixes: pick pad-crater-resistant laminates, use the right pad/mask geometry, and minimize flex in handling, depanel, and ICT. On...

PCB Assembly Failure Data: What Every PCB Designer Needs to Know

by admin | Aug 26, 2025 | PCB Manufacturing

TL;DR – Key Takeaways 60–90% of PCB failures are solder paste related, not component orientation. World-class assembly achieves under 50 DPMO, use this when evaluating partners. Component orientation is only ~20% of failures, still important to fix. Tantalum...

PCB Assembly Accuracy Starts with Fiducial Design

by admin | Aug 14, 2025 | PCB Assembly, PCB Design, PCB Manufacturing

TL;DR: If your PCB fiducials are poorly designed or placed, your pick-and-place accuracy will suffer. This guide explains the essentials of fiducial design so your assembly partners deliver consistent, high-quality results. Why Fiducials Matter Fiducials are the...

The #1 Mistake in PCB Impedance Control: Ignoring the Stackup

by admin | Jul 30, 2025 | PCB Manufacturing

🔍 TL;DR – PCB Impedance Control Begins with Stackup Collaboration PCB impedance control starts upstream — with the stackup. Your design tool is helpful, but it can’t build your board. Real stackup collaboration = faster builds, better margins, and fewer surprises....

Why Your PCB Stackup Might Be Setting You Up for Re-Spins

by admin | Jul 10, 2025 | PCB Manufacturing

Published: [Date] | Reading Time: 2 minutes TL;DR Never start layout until the stackup is finalized. Involve your fabricator early—they know what’s possible. Keep one version of the stackup with all critical info shared with your team. When Stackups Go Wrong, You Pay...

Why So Many 6-Layer PCBs Fail Before They’re Even Powered On

by admin | Jun 3, 2025 | PCB Design, PCB Manufacturing, Stack-up

Signal integrity and thermal performance don’t start at the layout stage—they start with your stackup. Here’s how poor layer planning quietly breaks your 6-layer design. The Hidden Failure Path in 6-Layer Boards You can route it cleanly. Simulate it thoroughly. Drop...
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Recent Posts

  • Invisible Cracks in PCB Assembly: Why Pad Cratering is the Silent SCRAP Killer
  • Stop Overpaying for PCB Assembly: Proven Tactics to Cut Cost Without Cutting Quality
  • PCB Assembly Failure Data: What Every PCB Designer Needs to Know
  • PCB Assembly Accuracy Starts with Fiducial Design
  • The #1 Mistake in PCB Impedance Control: Ignoring the Stackup

Categories

  • Impedance Control
  • PCB Assembly
  • PCB Design
  • PCB Manufacturing
  • PCB Quality
  • Stack-up

About

Since 1980, Camptech II Circuits has served customers looking for advanced technical capabilities, unrelenting attention to quality, and on-time delivery.

You can rely on Camptech II Circuits to manufacture your PCBs and assemble them with consistently high quality.

Contact us

Headquarters:
81 Bentley Street, Markham, ON L3R 3L1
Tel: (905) 477-8790
Email: info@camptechii.com

U.S. Sales Office:
99 South Almaden Blvd., Suite 600, San Jose, CA 95113 Tel: (669) 350-0339
Email: sales@camptechii.com
Camptech II Circuits ISO is ISO 9001:2015 Registered
Camptech II Circuits UL Certification
Camptech II Circuits Lead Free PCB Assembly