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What are the Different Types of Fingerprint Sensors?16 December 2020
A fingerprint sensor is a key device to realize automatic fingerprint collection. Fingerprint sensors are classified into optical fingerprint sensors, semiconductor capacitive sensors, semiconductor thermal sensors, semiconductor pressure-sensitive sensors, ultrasonic sensors, and RF sensors according to the sensing principle.
Capacitor Signs: Decoding Symbols & Markings14 August 2025
Capacitor signs, symbols, and markings with our ultimate guide. Learn to identify polarity, decode value codes, and avoid common mistakes for safe and effective circuit work.
Automatic Voltage Regulator: Ultimate Guide to Stable Power and Equipment Protection06 May 2025
This in-depth manual will explore the realm of automatic voltage regulators. We'll go over what they are, how they work, their important advantages, and factors to take into account while selecting one. By the conclusion, you'll see why an AVR is essential to modern operations and living, not simply a nice-to-have.
Top Chinese Photoresist Manufacturers Guide07 January 2022
Since the second half of 2020, the global semiconductor industry's prosperity has continued to rise, and the upstream photoresist market is no exception.
What are the Types of Audio Cables?27 October 2021
Today, I will introduce you to some common audio cables. I hope you will have a new understanding of the cable of the audio equipment.
Bearing: Features, Types and Uses08 February 2022
Hello everyone, I am Rose. Today I will introduce bearing to you. Bearing is an important component in contemporary mechanical equipment. Its main function is to support the mechanical rotating body, reduce the friction coefficient during its movement, and ensure its rotation accuracy.
Introduction to Optical Amplifier27 March 2025
An optical amplifier is a subsystem product that can amplify optical signals in optical fiber communication systems. The principle of the optical amplifier is basically based on the stimulated radiation of the laser, which realizes the amplification effect by converting the energy of the pump light into the energy of the signal light.
Silicon Carbide (SiC): The Third-generation Semiconductor Material30 August 2021
Silicon carbide (SiC) is the main development direction of the power semiconductor industry. It is the semiconductor material to make power devices. In the foreseeable future, new energy vehicles are the main application for silicon carbide power devices.
What is an Accelerometer: Definition, Types and Applications02 April 2022
Hello everyone, I am Rose. Today I want to introduce the accelerometer to you. An accelerometer is an instrument that measures the linear acceleration of a carrier. An accelerometer consists of a proof mass (also called a sensitive mass), support, a potentiometer, a spring, a damper, and a housing. Among them, the accelerometer for measuring aircraft overload is one of the earliest aircraft instruments to be used.
What are Graphene Transistors?21 October 2025
Graphene is a two-dimensional crystal. Its structure is very stable because carbon atoms are arranged in hexagons and connected to each other to form a carbon molecule.
What is Vacuum Circuit Breaker?12 October 2021
Hello, I am Rose. Welcome to the new post today. The name "vacuum circuit breaker" comes from the fact that both the arc extinguishing medium and the insulating medium of the contact gap after arc extinguishing are high vacuum; it has the advantages of compact size, light weight, frequent operation, and no arc extinguishing maintenance. This article introduces basis knowledge about vacuum circuit breaker.
Solid State Relay Basics: Working, Features and Structure17 September 2020
Solid State Relay (SSR) is a non-contact switch composed of microelectronic circuits, discrete electronic devices, and power electronic power devices. The isolation device is used to realize the isolation between the control end and the load end. The input terminal of the solid state relay uses a tiny control signal to directly drive a large current load.