San Francisco Circuits

Double-sided BGA assembly increases PCB density without enlarging the board, supporting compact, high-performance electronics. This process places BGAs on both sides, boosting component density by up to 50% and enabling more complex designs. 🔗Read more: sfcircuits.com/pcb-school/dou…

Press fit connectors drive high-density PCB designs, but unmanaged strain can cause hidden failures. Our guide covers strain limits, common failure modes, and tips to boost PCBA reliability. 🔗Read the full guide: sfcircuits.com/pcb-school/pre…

🔒System integrators face unique challenges: protecting sensitive design data while delivering high-reliability PCBs. San Francisco Circuits supports secure R&D with NIST & CMMC-compliant manufacturing and rapid prototyping. Learn more: sfcircuits.com/system-integra…

⚙️Heavy copper PCBs use copper weights from 4 to 10 oz per square foot to boost current capacity and heat management. These boards power high-demand systems in defense, aerospace, and industrial electronics. Learn more about heavy copper boards here: sfcircuits.com/pcb-production…

Our new PCB Stackup Calculator lets you build and visualize stackups from 4 to 14 layers in just a few clicks. Start experimenting with your next design today: sfcircuits.com/pcb-stackup-ca…

Check out our latest guide covering via types for multilayer circuit boards. Understand how different vias enable compact layouts and efficient signal routing. 🔗 Read the full guide: sfcircuits.com/pcb-school/pcb…

Check out our updated Flex PCB Capabilities page, covering: 💡 Ultra-thin flex (as slim as 12.5 microns) 📲 Streamlined designs without bulky wiring or connectors 🔗 Turn times, materials, layer stacks and more: sfcircuits.com/pcb-production…

🔩 Thru-hole technology ensures strong PCB connections and durability. When placing connectors or diodes, check orientation for reliable soldering. Mark the cathode on the silkscreen to avoid assembly errors.💡 Learn more: sfcircuits.com/pcb-school/pcb…

Our article on PCB line spacing, clearance, and creepage has been featured in the latest issue of PCD&F. In the article, we dive into the crucial aspects of clearance and creepage in PCB design, especially for high-voltage applications. pcdandf.com/pcdesign/index…

Explore High-Speed Circuit Design with tips for speeds from 1MHz to gigabit levels and advanced signal integrity techniques. Optimize your PCB layouts for I2C, PCIe, and Ethernet. Learn more: ow.ly/FUq650TjVQT

New! Just added to our PCB Material Reference Guide - a section on Flex materials: Differences between Flexible Polyimide, Rigid Polyimide, and FR4 Read it here: ow.ly/a3fJ50SM3Mt

New in PCB School: PCB Line Spacing: A Comprehensive Breakdown for High Voltage Applications. As PCBs become more complicated, more precise measurements and spacing are required. This article explains PCB line spacing, tracing, clearance, and creepage. ow.ly/f2Vx50SewOa

.@sfcircuits takes an in-depth look at Via Tenting, the practice of using a soldermask layer to cover the via holes on a Printed Circuit Board (PCB). Learn more: hubs.la/Q02mlPzj0 #circuitboard #engineering #tech #circuit

Tenting vias with a soldermask layer, or leaving them untented, has its own set of advantages & disadvantages that designers should consider for each project.  Check out our new article on Via Tenting Principles in PCB design here: ow.ly/Hsqu50QCCMb  #PCBdesign

Video of Component Mount on PCB by Reflow Soldering Oven Read more about Reflow Soldering: ow.ly/4K9T50QjFXK

New! The Essential Guide to PCB Assembly Drawings: Understanding Polarities, Pin1 Marking, and Anode/Cathode Markings ow.ly/5pZo50QfVCu

Check out the new capabilities page on our website dedicated to PCB reflow soldering. 🛠️ Dive into the entire process, pitfalls+considerations, plus common issues that can arise when done without the proper processes. Check it out here: ow.ly/IjOO50PhFNR #PCBAssembly

San Francisco Circuits CEO Alex Danovich was interviewed by @Sustainmenttech & @companyweek where he discusses what led him to start SFC, why customers keep coming back after trying other PCB service providers, and more. ow.ly/y1gb50OxMU6 Profile by @sarahbrodsky

BREAKING NEWS: Over the last 20 years, global PCB production in the US has fallen from over 30% to just 4%. In response, legislators have now reintroduced the Protecting Circuit Boards and Substrates Act to help strengthen the PCB sector. Read more: ow.ly/il7t50OruZu

Frequency, transmission length, and the use of cables made from high-loss materials all contribute to insertion loss in a system's signal path. Learn how to mitigate these factors with our new PCB insertion loss resource! 🤓 ow.ly/4nz650NCx1F #insertionloss #pcbdesigning