PCB Filter Component Self Resonance: When the Part Stops Being a Part Modern electronics depend on boards that are assembled correctly the first time. Every product – a phone, a charger, a medical instrument or an industrial controller – relies on thousands of solder joints that must conduct current for…

Microstrip, Stripline and Coplanar Waveguide for RF Transmission Line Design Wireless capability is now expected in almost every product, and the radio section of the board is where analog layout discipline matters most. Above a few hundred megahertz the copper is no longer a connection; it is a transmission line…

PCB Thermal Relief on A Plane: Soldering to a Big Copper Modern electronics depend on boards that are assembled correctly the first time. Every product – a phone, a charger, a medical instrument or an industrial controller – relies on thousands of solder joints that must conduct current for years.…

PCB Buck Converter Layout Rules: Where the Current Loops Electronics manufacturing has become a discipline of small details. Solder paste volumes, placement accuracy, temperature profiles and inspection limits all add up to the final result. This guide looks at PCB buck converter layout rules from the perspective of a PCBA…

PCB Ground Bounce in A Package: The Ground That Moves Electronics manufacturing has become a discipline of small details. Solder paste volumes, placement accuracy, temperature profiles and inspection limits all add up to the final result. This guide looks at PCB ground bounce in a package from the perspective of…

PCB Pull Up Resistor Sizing: Holding the Line High Modern electronics depend on boards that are assembled correctly the first time. Every product – a phone, a charger, a medical instrument or an industrial controller – relies on thousands of solder joints that must conduct current for years. This article…

PCB Level Shifting Between Rails: Talking Across Voltages Buyers and engineers often focus on the finished product and forget the production line behind it. In practice, most field failures can be traced back to process decisions made during assembly. Understanding PCB level shifting between rails gives you a practical advantage…

PCB Clock Skew Budget: Adding Up the Slop Modern electronics depend on boards that are assembled correctly the first time. Every product – a phone, a charger, a medical instrument or an industrial controller – relies on thousands of solder joints that must conduct current for years. This article explains…

PCB DDR Length Matching Rules: Keeping the Bits Together Electronics manufacturing has become a discipline of small details. Solder paste volumes, placement accuracy, temperature profiles and inspection limits all add up to the final result. This guide looks at PCB DDR length matching rules from the perspective of a PCBA…

PCB DLL Clock Routing: Sharing One Clock Electronics manufacturing has become a discipline of small details. Solder paste volumes, placement accuracy, temperature profiles and inspection limits all add up to the final result. This guide looks at PCB DLL clock routing from the perspective of a PCBA factory floor, covering…