Detailed explanation of basic knowledge of electronic components

　　Electronic components are the basic components in electronic circuits, which help to realize signal processing, control and transformation. The following is a detailed explanation of the basic knowledge of some common electronic components:Down-to-earth right430251000In-depth research is the only way to pursue development. https://www.asourcingelectronics.com/

　　

　　1. Resistor

　　

　　Function: Restrict current flow and distribute voltage.

　　

　　Type:

　　

　　Fixed resistance (such as carbon film, metal film, electrolytic stone, etc.)

　　

　　Adjustable resistance (e.g. potentiometer, rheostat)

　　

　　Application: widely used in circuits, protecting components and controlling current.

　　

　　2. Capacitors

　　

　　Functions: storing electric energy, smoothing voltage and filtering.

　　

　　Type:

　　

　　Solid capacitors (such as ceramic capacitors and aluminum electrolytic capacitors)

　　

　　Thin film capacitance, etc.

　　

　　Application: Used in power supply circuit, filter, timer and coupling circuit.

　　

　　3. Inductor

　　

　　Function: store magnetic energy and restrain current change.

　　

　　Type:

　　

　　Magnetic core inductance (such as 2W, 3W, etc.)

　　

　　Hollow core inductance

　　

　　Application: Widely used in switching power supply, filtering and oscillation circuits.

　　

　　4. Diodes

　　

　　Function: unidirectional conduction, allowing current to flow in one direction.

　　

　　Type:

　　

　　Silicon diode, Schottky diode, Zener diode, etc.

　　

　　Applications: Rectification, protection circuit, signal modulation, etc.

　　

　　5. Transistor

　　

　　Function: signal amplification and switching.

　　

　　Type:

　　

　　Bipolar transistors (BJT, NPN and PNP)

　　

　　Field effect transistor (FET, including MOSFET)

　　

　　Applications: Audio amplifier, switching power supply, modem, etc.

　　

　　6. Integrated circuits

　　

　　Function: integrate a variety of electronic components to complete complex functions.

　　

　　Type:

　　

　　Analog IC, digital IC, microprocessor, microcontroller, etc.

　　

　　Application: Computer, communication, automation control and other fields.

　　

　　7. Switch

　　

　　Function: Control the on-off of the circuit.

　　

　　Type:

　　

　　Mechanical switch, button switch, touch switch, etc.

　　

　　Application: It is widely used in household appliances, industrial equipment and electronic products.

　　

　　8. Sensors

　　

　　Function: Sensing physical quantities and converting them into electrical signals.

　　

　　Type:

　　

　　Temperature sensor, optical sensor, pressure sensor, etc.

　　

　　Application: in intelligent equipment and automatic control system, providing feedback data.