Basics of Millimeter Wave (mmWave) Technology
Jul 29, 2024 · The band of spectrum ranging from 30GHz to 300GHz is called the millimeter-wave region or millimeter wave spectrum. mmWave signals propagate in the air at the same speed as light, i.e. 3 x 108 m/s. Therefore, the wavelength proportional to the designated frequency range is from 10 mm to 1 mm. In practical applications, frequencies above 24 GHz are considered …
USB-C - RP2040 with power delivery - Maker, DIY - Digi-Key
Nov 27, 2023 · Hello, I have connected a RP2040 to a smartphone, using USB-C, and I able to access to the rp2040 as a serial device. But, I want to be able to comunicate with rp2040 as a serial device, and be able to charge the smartphone at the same time. What USB-C chip should I use, or consider?
Transistor Basics - NPN vs. PNP - Discrete Semiconductor Products ...
Dec 21, 2017 · Transistor basics A transistor, also known as a BJT (Bipolar Junction Transistor), is a current driven semiconductor device which can be used to control the flow of electric current in which a small amount of current in the Base lead controls a larger current between the Collector and Emitter (in the case of an NPN type). They can be used to amplify a weak signal, as an …
Mechanical Relay Construction Types, Terminology, & Characteristics
Oct 17, 2024 · Click image to enlarge Image of Mechanical Relay Construction Types, Terminology, & Characteristics. Tech Tip: Since the plastic material is porous, please avoid atmospheric exposure to silicone, especially in enclosed, high temperature, low pressure/vacuum, or humid environments. This can include silicone substances such as silicone rubber, silicone …
Understanding Different Gesture Sensor Technologies and its …
Aug 16, 2024 · Introduction: Gesture recognition refers to technology that interprets human gestures, such as hand movements, facial expressions, or body language, through mathematical algorithms. It enables humans to interact with machines and computers without using mechanical devices like keyboards, mice, or touchscreens. Gesture recognition works by using cameras …
Ambient Light Sensors: Types, Applications and Selection Tips
Sep 11, 2024 · Ambient light sensors measure the intensity of light in their surroundings. Often, this is done to allow appliances to adjust their own light intensity based on ambient levels. This can significantly improve the energy efficiency of such devices by reducing power consumption. These sensors can be commonly used in wide range of applications such as smartphones, …
Understanding Rotary Encoders: Key Types, Technologies, and Use …
Sep 2, 2024 · Introduction: A rotary encoder is an electromechanical device that attaches to a motor/shaft assembly in order to accurately report the position, speed and acceleration of the rotary shaft. It converts the angular position or rotational position of an object to analog or digital output signals. They are widely used in automation, robotics, industrial machines, and other …
Single-Ended Operational Amplifier Topology - forum.digikey.com
Dec 6, 2024 · Introduction Precision sensors are essential for accurately measuring physical phenomena in a wide range of applications. As the variety and quantity of precision-measurement applications increases, engineers are called upon to design systems that can sense ever-smaller amplitude signals in the presence of interferers, while maintaining signal fidelity. Achieving this …
What do GaN FETS look like and how do they work?
Aug 31, 2022 · eGaN transistors are very similar to lateral FETs (Field Effect Transistors) made in silicon. Please refer to the application note Fundamentals of Gallium Nitride Power Transistors for a general discussion of the devices and technology. The following videos also cover the basics of GaN: How To GaN 01: Introduction – Material Compositions How to GaN 03 – Performance …
Ultrasonic Sensors: Types, Applications and Solutions for Accurate ...
Oct 15, 2024 · Introduction The word ultrasonic refers to sound waves with frequencies greater than 20 kHz, which are inaudible to the human ear. A device that uses ultrasonic waves to detect the position, distance, or speed of an object is called an ultrasonic sensor. By measuring the time difference or frequency shift of the waves, the distance, position, or movement speed of the …