Year: 2022年2月14日 凌晨12:00 Filter by Year 2024 2023 2022 2021 2020 2019 2017 2016 2015 Filter by Category Audio Automotive Battman Controllers I2C Linear Redrivers MOSFETs Other PCI Express PCIe Pericom Power Management ReDrivers Sensors Thermal Timers Timing USB Type-C Filter by Tag I/O Active Audio Automotive Battery Management Battery-powered devices Battman BLDC BoM Brushed DC Motor Brushless DC Motor buck converters Capacitor Charging Controller Clocks Connection Crystal Oscillators Desktop DisplayPort DP Cables FPGA GPIO Hall Effect i2c Ideal Diode Controller Integrated Drivers Integrated Solutions Interfaces IoT IoT applications Jitter LDO LED Link Training Low-Dropout Regulation MCUs Micropower MOSFET Motor Drive Natural Language New User Interface Optical PCB PCI Express® PCIe Power Conversion ReDrivers Resistance Reverse-Battery SBR Semiconductor Sensors Single-chip solutions SoC Super Barrier Rectifiers Switches Synchronization Thermal Timing Transient Voltage Suppression USB USB Type-C 壓電發聲器驅動器如何在更寬廣的電池電壓範圍內提高聲壓級 Posted 3 years 以前 by Leo Zhang | Audio Marketing Manager 壓電發聲器在許多產品應用中,用來產生警告或警示音,通常用於可攜式、電池供電和節省空間的產品。這些裝置由連接到金屬板上的陶瓷元件組成,對裝置施加電壓時,陶瓷元件產生的壓電效應,會讓金屬板變形。隨著電壓的變化,陶瓷元件會跟著收縮和膨脹,連接的金屬板也因此振動而發出聲響。 Read More