PCB Components Explained: The Complete Guide to Circuit Board Parts, Functions, and Design Best Practices

Close-up of a PCB with electronic components and copper traces

Introduction Printed Circuit Boards (PCBs) are the foundational backbone of virtually all modern electronic devices—from smartphones and laptops to industrial machinery and medical equipment. But what makes a PCB truly function are its components—the active, passive, and electromechanical parts that bring a circuit to life. Understanding the components of a PCB is essential not only […]