Huaxing PCBA PCB manufacturing insights and articles

Insights & Resources

Technical articles on PCB design, manufacturing, and industry best practices. Written by our engineering team.

Coffee & Espresso Machine PCB — PID Boiler Control,…

Coffee & Espresso Machine PCB — PID Boiler Control,…

Engineering guide to coffee and espresso machine PCB design: PID boiler temperature control, high-pressure pump drive, 230V mains isolation, touchscreen HMI, an

Collaborative Robot PCB Design — Safety-Rated Control,…

Collaborative Robot PCB Design — Safety-Rated Control,…

Collaborative robot (cobot) PCB design guide: safety-rated control architecture, torque and force sensing, dual-channel safety circuits, servo drive layout and

COB vs COG vs SMT Assembly — Chip-on-Board…

COB vs COG vs SMT Assembly — Chip-on-Board…

Complete comparison of COB (Chip-on-Board), COG (Chip-on-Glass), and SMT assembly technologies. Learn when to use each — wire bonding, encapsulation, miniaturiz

Class-D Audio Amplifier PCB Design — Power Stage…

Class-D Audio Amplifier PCB Design — Power Stage…

Class-D audio amplifier PCB design guide — half-bridge power stage and gate drive layout, LC output filter selection, switching-noise control for audio quality,

CISPR 25 Automotive EMC — Emissions & Immunity…

CISPR 25 Automotive EMC — Emissions & Immunity…

CISPR 25 automotive EMC guide: conducted and radiated emissions classes, the five most common test failures, and the PCB layout, filtering and grounding rules t

Chinese New Year PCB Orders — 2027 Factory Shutdown…

Chinese New Year PCB Orders — 2027 Factory Shutdown…

Chinese New Year PCB planning — 2027 factory shutdown timeline, lead time impact, freight crunch, and the procurement checklist that keeps your supply chain run

Ceramic vs PTFE vs Polyimide PCB Substrates

Ceramic vs PTFE vs Polyimide PCB Substrates

Compare ceramic (Al₂O₃, AlN), PTFE (Teflon), and polyimide PCB substrates: Dk/Df, thermal conductivity, Tg, cost, and application fit for RF, aerospace, downhol

CAN Bus PCB Design — Transceiver Layout, Termination…

CAN Bus PCB Design — Transceiver Layout, Termination…

CAN bus PCB design guide — transceiver placement, 120-ohm termination, common-mode choke selection, differential pair routing and EMC rules that keep automotive

Cellular IoT Module PCB Design — LTE-M, NB-IoT &…

Cellular IoT Module PCB Design — LTE-M, NB-IoT &…

Cellular IoT module PCB design guide — LTE-M vs NB-IoT vs Cat-1 selection, antenna keep-out and 50Ω RF trace routing, transmit-burst power supply design, SIM in

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