Tag: Sensor
3 Phase Isolated Hall-effect Current Sense Amplifier with +/-600V Working Voltage and +/-46A Measurement Range
The project described here is a 3-Phase isolated Hall-effect current sense amplifier with +/-600-V working voltage range. The current sensor senses magnetic flux generated from current passing through the lead frame at common-mode voltages 0 to 600V DC and provides proportional output...
Continue ReadingPiezo contact microphone picks up voice through bone
Vesper of Massachusetts is claiming high fidelity for a MEMs piezo microphone that picks up the vibration of the user’s voice through the skull. Inside are the mems, an amplifier, and a power regulator. Called VA1200, the company describes it as “the world’s first analogue...
Continue ReadingA Tiny Sensor In GE Development Could Enable Smartphones To Detect COVID-19 Coronavirus
A promising technology is arising in GE's research labs. by Daniel Kruger & Dorothy Pomerantz @ ge.com GE researchers are working on a sensor smaller than a fingertip that could find viruses and pathogens in the air. Led by Radislav Potyrailo, a principal scientist at GE Research...
Continue ReadingBroadcom AEAT-9922 10-Bit to 18-Bit programmable magnetic encoder
The AEAT-9922 is an angular magnetic rotary sensor that provides accurate angular measurement over a full 360° of rotation The AEAT-9922 is an angular magnetic rotary sensor that provides accurate angular measurement over a full 360° of rotation. It is a sophisticated system that...
Continue ReadingTexas Instruments TMAG511x 2-Dimensional Dual Hall-Effect Latches
Texas Instruments TMAG511x 2-Dimensional Dual Hall-Effect Latches operate from a 2.5V to 38V power supply. Designed for high-speed and high-temperature motor applications, these devices are optimized for applications leveraging rotating magnets. Integrating two sensors and two separate...
Continue ReadingNew Piezoelectric Film Haptic Actuator Made from Electro-active Polymer Film
KEMET Introduces High-Definition Piezoelectric Film Haptic Actuator for Next Generation of User Interfaces Thin-film actuators add haptic skin to any product surface to create localized, independent sensations at any frequency creating a wide range of tactile effects. KEMET, part of...
Continue ReadingLPS27HHTW MEMS Pressure Sensor acts as a digital output barometer
STMicroelectronics' ultra-compact piezoresistive absolute pressure sensor functions as a digital output barometer STMicroelectronics' LPS27HHTW is an ultra-compact piezoresistive absolute pressure sensor that functions as a digital output barometer. The device also embeds a temperature...
Continue ReadingWürth Elektronik WSEN-HIDS Humidity Sensor
Würth Elektronik WSEN-HIDS Humidity Sensor utilizes a calibrated and temperature-compensated digital output with low energy requirement to measure humidity and temperature with long-term stability. The WSEN-HIDS humidity sensor is based on advanced micro-electro-mechanical systems...
Continue Reading