ENIG vs ENEPIG: The Dual Choice for PCB Soldering Technology
Applying a metallic/organic coating to bare pads is called surface finishing. The surface finish protects the copper pads from scratches and oxidation while promoting soldering in the reflow oven. While
Flux residue effects and how to clean flux residue
In the manufacturing process of electronic products, flux, as an important soldering auxiliary material, plays a key role in connecting electronic components with circuit boards. However, while flux brings convenience,
Overview of SMT production line technologies and processes
SMT production line, full name surface assembly technology (Surface Mount Technology), is a modern electronic assembly technology. A new generation of electronic assembly technology developed from hybrid integrated circuit technology,
PCB Soldering Temperature: Control and Effects
PCB soldering temperature is a crucial parameter in the electronics manufacturing process. It not only affects the quality of soldering, but also directly relates to the performance and reliability of
SMT Red Glue: Characterization, Application and Management
Red Glue is a polyolefin compound, a special adhesive used for fixing and protecting electronic components in the surface mount (SMT) process. Property CharacteristicsViscosity fluidity, temperature characteristics and wettability. By
FFC vs FPC Connector: Types and Characteristics Analysis
FFC connectors are used to mate ribbon flat flexible cables (FFC) to PCB circuits in wire-to-board applications. They are also available in cable-to-cable configurations. These connectors have a high density,
PCB reflow: analysis of advantages and disadvantages
PCB reflow soldering refers to the heating and melting of pre-painted in the pad above the paste (paste is generally composed of tin powder and flux mixture), so that it
Solder Paste: Core Material for SMT Soldering
Solder paste is the core material in SMT mounting, it is a kind of material used to connect the electrode of parts and the pad of circuit board, mainly used
Decoupling capacitors: noise stabilizing components
What is decoupling capacitor?It is a capacitor installed in the power supply side of the component in the circuit, this capacitor can provide a more stable power supply, but also
PFC Circuit:Principles, Applications and Developments
PFC circuit is a power factor correction circuit that is an important component used in electronic equipment to improve the power factor of the AC power supply, reducing the negative
PCB Assembly: through hole vs surface mount
Traditionally, Through-Hole Technology (THT) has been used to build most printed circuit boards (PCBs). However, in recent years, the use of surface mount technology (SMT) has become increasingly popular and
Differences between FPGAs and microcontrollers
FPGA, or Field Programmable Gate Array, is an integrated chip composed of digital circuits, which belongs to a kind of Programmable Logic Device (PLD). It appears in the form of
PCB Chassis Ground Principles and Applications
What is chassis ground?Chassis ground is the metal chassis in the enclosure and establishes a connection to the chassis. Chassis ground is usually connected to earth at the point where
how to connect components on pcb
PCB circuit boards play a pivotal role in electronic equipment, not only carrying various types of electronic components, but also responsible for their precise connection to ensure stable and reliable
PCB Antenna: A Brief Overview of Design and Applications
What is a PCB antenna? As the name suggests, it is a PCB printed on an alignment, which can be drawn as a straight line alignment, reversed F-shaped alignment, snake
PCB surface treatment process: HASL, ENIG and OSP analysis
Since the copper layer on the PCB board is easily oxidized, the resulting copper oxide layer can seriously degrade the soldering quality and thus the reliability and effectiveness of the
Pewter Bead Generation and Prevention: Soldering Challenges
A pewter bead is a small, round ball-like substance that forms when tin is extruded between the pad and the component foot during the soldering process. The generation of solder
PCB Blind Vias: Key Technology for Reinforced Circuit Boards
PCB circuit board blind vias are holes in multilayer circuit boards that are used to connect different levels of internal lines, but do not run through the entire plate. Blind
PCB Resin Plugging: A New Process for Enhanced Performance
Resin Plug Hole refers to the use of resin material to fill holes and defects in circuit boards to repair functional defects in circuits. Holes and defects in a circuit
Virtual Welding: Circuit Hazard Prevention
Virtual Welding is a common wiring fault, it refers to the solder joints at the solder joints are not completely effective welding together, resulting in poor contact, may appear on
MVI test in PCB manufacturing and assembly applications
Automated optical inspection (automatedopticalinspection,AOI) technology, also known as machine vision inspection (machinevisioninspection,MVI test) technology or automatedvisualinspection (automatedvisualinspection,AVI) technology. In some industries, such as flat panel display, semiconductor, solar and other
SOP Package: Comprehensive Analysis and Application
SOP Package is a form of packaging used in the manufacture and assembly of electronic components.SOP package is a surface mount technology (Surface Mount Technology, SMT), which solder the pins
PCB Cutter: Technology and Application Exploration
PCB cutter is a mechanical equipment specialized in cutting circuit boards. It cuts circuit boards accurately and quickly by means of a high-speed rotating cutting tool to meet the needs
Relationship between through hole vs smd
In the electronics manufacturing industry, Through Hole vs SMD (Surface Mount Device) are two commonly used ways of mounting circuit board components, which play an indispensable role in the design