There have been many different ideas presented for increasing the acoustic output of a piezo buzzer or ultrasonic transducer. Most of them involve rather complicated circuitry that drives up the total solution cost...
Articles and news - 10
Increase piezoelectric transducer acoustic output with a simple circuit
Power Integrations' Highly Robust SCALE-iDriver Gate Drivers Achieve AEC-Q100 Automotive Qualification
Power Integrations announced the launch of its automotive-qualified SID1181KQ SCALE-iDriver gate driver for 750 V-rated IGBTs...
MEMS Relays Push Power Limits
At APEC 2019, Menlo Micro was showing off its new power relay made with microelectromechanical-systems manufacturing...
Smart Driver IC for Battery Powered DC Motors
TRINAMIC Motion Control announces the TMC7300, a low-voltage driver for one DC motor up to 2 A peak, or two DC motors up to 2.4 A peak...
Negative Linear Regulator Features 0.8 µV RMS Noise and 74 dB Power Supply Rejection Ratio at 1 MHz
Low dropout linear regulators have been widely used in noise-sensitive applications for decades. Nevertheless, noise requirements have become tougher to meet as the latest precision sensors, high speed and high resolution data converters, and frequency synthesizers challenge conventional LDO regulators to produce ultralow output noise...
TDK announces world's first MIPI standard SoundWire microphone
TDK Corporation introduces the world’s first MIPI Standard SoundWire® microphone for mobile, IoT and other consumer devices. This multimode microphone pushes the boundaries of digital microphone acoustic performance while providing advanced feature sets with very low power...
Speakerless Immersive Sound: Continental and Sennheiser Revolutionize Vehicle Audio
At CES 2020 in Las Vegas technology company Continental and audio specialist Sennheiser presented a speakerless audio system for the vehicle interior...
Use a current mirror to control a power supply
Controlling a power supply is a necessary task in many applications, such as in battery chargers, solar power controllers, and so on. Industry provides a rich number of off-the-shelf integrated power supplies that, unfortunately, do not offer a simple way to control the output...
HOLTEK New HT45B3305H CAN Bus Controller
Holtek announces the release of its new CAN Bus interface controller IC, the HT45B3305H. The CAN physical layer supports up to a 1 Mbit/s high speed network...
Fixed Input Push-pull Control Chip SCM1212A, Integrating Three Key Technologies
Mornsun’s newest fixed input push-pull control chip SCM1212A integrates soft-start function, output short-circuit protection and over-temperature protection to effectively improve product reliability...