Understanding NiMH Batteries Before we dive into the specifics of NiMH Charger circuits, let’s first understand the characteristics of NiMH batteries themselves. Composition and Chemistry NiMH batteries are composed of a positive electrode made of nickel oxyhydroxide (NiOOH) and a negative electrode made of a hydrogen-absorbing alloy. The electrolyte is […]

TL072 Pinout Diagram ___ ___ 1 | \/ | 8 OUT A—|+ / – |— V+ 2 | \ | 7 -IN A–|- / -|— OUT B 3 | \ | 6 +IN A–|+ \ |— -IN B 4 | \ | 5 V- -|_______\|— +IN B The TL072 comes […]

Introduction to 2-Layer PCBs A 2-layer PCB, also known as a double-sided PCB, is a printed circuit board that consists of two conductive copper layers separated by an insulating substrate material. These layers are referred to as the top layer and the bottom layer. 2-layer PCBs are widely used in […]

Introduction to USB routing USB (Universal Serial Bus) is a widely used standard for connecting devices to computers or other electronic systems. Proper USB routing is crucial for ensuring reliable data transmission and maintaining signal integrity. When designing a PCB (Printed Circuit Board) with USB functionality, one of the challenges […]

What is PCB Prototyping? PCB prototyping is the process of creating a physical representation of your electronic circuit design. It involves translating your schematic diagram into a layout that can be printed onto a board. This prototype allows you to test your design, verify functionality, and make any necessary revisions […]

Introduction to Raspberry Pi Camera The Raspberry Pi is a popular single-board computer that has revolutionized the world of DIY electronics and computing. One of the most exciting features of the Raspberry Pi is its ability to connect to a camera module, allowing users to capture images and record videos. […]

Introduction to PCBA Drawing Requirements Printed Circuit Board Assembly (PCBA) is a crucial process in the manufacturing of electronic devices. It involves assembling various components onto a printed circuit board (PCB) to create a functional electronic system. To ensure the success of the PCBA process, it is essential to have […]

Introduction to PCBs and Why Custom PCBs Matter Printed Circuit Boards (PCBs) are the foundation of nearly all modern electronic devices. These flat boards, made from insulating materials like fiberglass, have conductive pathways etched or printed on them to create electrical connections between components. PCBs allow for the miniaturization and […]

What is LED PCB Assembly? LED PCB Assembly is the process of mounting LED components onto a printed circuit board to create a functional LED lighting module. The PCB serves as the foundation for the LED components, providing both mechanical support and electrical connections. The assembly process involves several steps, […]

What is AOI Test? AOI test, or Automated Optical Inspection test, is a non-contact method for inspecting PCBs and other electronic components for defects. The process involves capturing high-resolution images of the product and comparing them to a pre-defined set of design specifications or a “golden sample.” AOI systems use […]