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PCBA packaging process and component term abbreviations
PCB assembly terminology refers to the specific terms, acronyms, and phrases used in the process of assembling printed circuit boards. The following is the pcb basic terminology in the assembly process:
PCB packaging term abbreviations:
BGA: Ball Grid Array
A category of integrated circuit packaging that employs surface mounting technology. The package has a grid of solder balls on the bottom, which allows for better electrical connections and heat dissipation.
CSP: Chip Scale Package
A type of integrated circuit packaging that is smaller than traditional packages, allowing for higher component density on a printed circuit board.
DIP: Dual In-line Package
A type of through-hole packaging for integrated circuits, with two parallel rows of pins that extend from the bottom of the package.
LGA: Land Grid Array
A type of surface-mount packaging for integrated circuits, with pins arranged in a grid on the bottom of the package.
QFP: Quad Flat Package
A type of surface-mount packaging for integrated circuits, with leads on all four sides of the package.
SMD: Surface Mount Device
A kind of electrical element that is placed directly onto the surface of a PCB using surface-mount technology, removing the necessity for leads or holes.
SOIC: Small Outline Integrated Circuit
A type of surface-mount packaging for integrated circuits, with leads on two sides of the package.
QFN: Quad Flat No-leads
A type of surface-mount packaging for integrated circuits that has a flat body and no leads extending from the sides. Instead, the leads are arranged as pads on the bottom of the package, which can be soldered directly to the PCB.
THA: Through-Hole Assembly
A method of assembling electronic components where leads are inserted through holes in a printed circuit board and then soldered to the other side. This method is commonly used for larger components or high-reliability applications.
Mixed Assembly
A process of assembling electronic components that involves both surface-mount and through-hole components on the same printed circuit board. This method is often used when certain components require the strength and stability of through-hole mounting, while others require the density and precision of surface-mount mounting.
PCB assembly common component abbreviations:
AE: Aerial Antenna
Aerial antenna refers to an equipment used for emitting or receiving electromagnetic waves, which are often utilized for transmitting and capturing radio or TV signals, among other purposes..An aerial antenna is a type of antenna that is designed for outdoor use, commonly used for receiving over-the-air broadcast signals.
B: Battery
A battery is an electrochemical device that stores energy and provides electrical power to electronic devices.
BR: Bridge Rectifier
A bridge rectifier is an electronic component used to convert alternating current (AC) to direct current (DC) by changing the direction of the current flow using diodes arranged in a bridge configuration.
C: Capacitor
A capacitor is an electronic component that stores electrical energy in an electric field. It is commonly used in electronic circuits for filtering, smoothing, and decoupling.
CRT: Cathode Ray Tube
A cathode ray tube is a type of vacuum tube that was used in older display devices such as televisions and computer monitors.
D or CR: Diode
A diode is an electronic component that allows current to flow in only one direction. It is frequently employed in electronic circuits for the purpose of rectification, voltage control, and signal manipulation.
F: Fuse
A fuse is an electronic component that is designed to protect electronic devices from excessive current by breaking the circuit in the event of an overload.
GDT: Gas Discharge Tube
A gas discharge tube is an electronic component that is used to protect electronic devices from transient voltage surges by conducting a high-voltage transient current to ground.
IC: Integrated Circuit
A microcircuit, composed of various elements including transistors, diodes, and capacitors, all of which are produced on a single piece of silicon, is referred to as an integrated circuit.
J: Wire Link
A jumper wire is a brief piece of wiring that connects two locations in an electronic circuit.
JFET: Junction Gate Field-Effect Transistor
A JFET is a type of transistor that is controlled by the voltage applied to a gate terminal, which modulates the flow of current through a channel between the source and drain terminals.
L: Inductor
An inductor is a component that stores energy by utilizing a magnetic field. In electronic circuits, it is widely used for functions including filtering, tuning, and energy retention.
LCD: Liquid Crystal Display
LCD, short for liquid crystal display, is a form of flat-panel display that employs liquid crystals to regulate the light flowing through it, resulting in an image appearing on the screen.
LDR: Light Dependent Resistor
An LDR is an electronic component that varies its resistance in response to changes in light intensity.
LED: Light Emitting Diode
LED, which stands for Light Emitting Diode, is an electronic device that generates light by conducting current through it in the forward direction.
LS: Speaker
LS, short for loudspeaker, is an electroacoustic transducer that transforms electrical signals into sound waves.
M: Motor
An electric motor is an equipment that transforms electrical energy into mechanical energy, leading to the generation of motion or rotational force.
MCB: Circuit Breaker
A circuit breaker is an electromechanical switch that automatically interrupts current flow when it exceeds a certain limit, protecting the circuit from damage due to overcurrent or short circuit.
Mic: Microphone
A mic, which is an abbreviation for microphone, is an electronic device that changes audio waves into electrical signals.
Ne: Neon Lamp
A neon lamp is a type of gas discharge lamp that emits light when a high voltage is applied to the gas inside the lamp.
OP: Operational Amplifier
An operational amplifier is an electronic component that amplifies signals and performs mathematical functions such as addition, subtraction, and differentiation in electronic circuits.
PCB: Printed Circuit Board
A printed circuit board (PCB) – or PCB acronym – is a flat board, typically composed of non-conductive materials, that has conductive pathways engraved on it to create connections between electronic components within the circuit.
PU: Pickup
A pickup is an electroacoustic transducer that converts mechanical vibrations into an electrical signal.It is frequently utilized in musical instruments such as electric guitars.
Q: Transistor
A transistor is an electronic device that regulates the flow of current in a circuit. There exist primarily two types of transistors, namely bipolar junction transistors (BJTs) and field-effect transistors (FETs).
R: Resistor
An electrical component known as a resistor impedes the flow of current in an electronic circuit, transforming electrical power into thermal energy.
RLA / RY: Relay
A relay is an electromagnetic switch that is activated by an electrical signal, allowing a small analog or digital signal to control a much larger load.
SCR: Silicon Controlled Rectifier
An SCR is a type of thyristor that is commonly used for power regulation and switching in electronic circuits.
FET: Field Effect Transistor
A field-effect transistor (FET) is a kind of transistor that utilizes an electric field to regulate the movement of electrical charges in a pathway between the source and drain terminals.
MOSFET: Metal Oxide Semiconductor Field Effect Transistor
A MOSFET is a type of FET that uses a metal oxide gate to control the flow of current in a channel between the source and drain terminals.
TFT: Thin Film Transistor (Display)
A thin-film transistor (TFT) is a form of LCD screen that utilizes small transistors, which are created using thin films, to manage each individual pixel on the display.
VLSI: Very Large Scale Integration
VLSI is the process of integrating millions of electronic components onto a single chip, allowing for highly complex electronic systems to be built on a small scale.
DSP: Digital Signal Processor
A digital signal processor (DSP) is a dedicated type of microprocessor that is designed to efficiently handle digital signals, including but not limited to audio and video data.
SW: Switch
A switch is an electronic component that is used to control the flow of current in a circuit by opening or closing a connection.
T: Transformer
An electrical appliance called a transformer is used for the purpose of exchanging energy between two circuits by means of electromagnetic induction.
TH: Thermistor
A thermistor is an electrical component that demonstrates changes in electrical resistance with fluctuations in temperature. In various electronic devices, it functions as a temperature sensor and for the purpose of temperature regulation.
TP: Test Point
A test point is a designated location on a printed circuit board where a test probe can be inserted to measure voltage or current levels at that point.
Tr: Transistor
A transistor is an electronic device that regulates the flow of current in a circuit. The primary categories of transistors are bipolar junction transistors (BJTs) and field-effect transistors (FETs). They are commonly used in electronic circuits for amplification, switching, voltage regulation, and signal processing. Transistors also play an important role in digital electronics, where they are used as building blocks for logic gates and microprocessors.
U: Integrated Circuit
See IC: Integrated Circuit.
V: Valve (Tube)
A valve, also known as a vacuum tube or electron tube, is an electronic component that uses a vacuum to control the flow of electrons through the device.
VC: Variable Capacitor
A variable capacitor is an electronic component that is used to vary the capacitance in a circuit, allowing for tuning or frequency modulation.
VFD: Vacuum Fluorescent Display
A VFD is a type of display that uses a vacuum to generate a plasma discharge, creating a bright and easily readable display.
VR: Variable Resistor
A variable resistor is an electronic component that is used to vary the resistance in a circuit, allowing for control of voltage or current levels.
X: Crystal, Ceramic Resonator
An electronic device known as a crystal is utilized in electronic circuits to produce constant oscillations at a specific frequency.
XMER: Transformer
Transformers are commonly used in electronic circuits to increase or decrease the voltage level of AC power supplies, or to isolate one part of a circuit from another. They can also be used in conjunction with other electronic components, such as diodes and transistors, to perform functions such as rectification, amplification, and voltage regulation.
XTAL: Crystal
A crystal is a type of electronic component that is used to generate stable oscillations at a specific frequency in electronic circuits. It is commonly used as a timing element for clocks, microprocessors, and communication systems.
Z: Zener Diode
A Zener diode is an electronic component that functions in the reverse breakdown region, enabling the passage of electrical current in the opposite direction when a specific threshold voltage is obtained. It is frequently utilized in electronic circuits for voltage regulation and defense against voltage surges.