audio amplifier


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audio amplifier

[′ȯd·ē·ō ′am·plə‚fī·ər]
References in periodicals archive ?
ISSI's audio amplifier product family includes Class-D, Class-G, Class-K and Class-AB devices with output power levels from less than 1W up to 40W.
Audio amplifiers used in automotive systems must be designed to withstand the demanding automotive environment, including a high level of electrical noise and the need to provide comprehensive protection against potential hazards such as short circuits, load dumps, and excessive chip temperature.
The A7023 is a cost-effective 4W-per-channel stereo filter-free Class-D audio amplifier designed with Apexone's patent pending technologies and architecture.
This package uses 30 percent less space on the printed circuit board than existing audio amplifiers, facilitating easier layout in small spaces.
Class-D audio amplifier applied in handsets accounts for more than 50% of the market share, and it mainly has the following types, TPA2010D1, TPA2012D2, TPA2005D1, YDA144, YDA1454, TPA4411, TPA6310A2, and SAPA1D2.
30 /PRNewswire/ -- Power Analog Microelectronics (PAM), a developer of Class-D digital audio amplifiers and innovative power management semiconductors, today announced the introduction of six Class-D audio amplifiers, including the new 2 Watt family, and expands its 1.
About 85% of Nokia's mobile phones use independent audio amplifier IC in 2008, while about 70% of Samsung handsets also do so.
National's LM4673 and LM4674 audio amplifiers employ a low-noise, filter- less pulse-width modulation architecture that eliminates output filters, reducing external component count, saving space on the board layout, lowering system cost and simplifying the circuit design.
The supercapacitor powers the audio amplifier at 5 volts, compared to 3.
SHANGHAI, China, July 28 /PRNewswire/ -- Power Analog Microelectronics (PAM), a developer of Class-D digital audio amplifiers and innovative power management semiconductors, today announced the introduction of the world's smallest 1.
D2Audio's capability to integrate efficient, high-power audio amplifiers into the system without affecting normal CPU operation; and 3.
Compared to typical designs, the new IC reduces PCB board space by 50 percent for Class D audio amplifiers up to 500W, while the MOSFETs reduce power switch part count of the Class D stage by 50 percent for the entire mid-voltage range of mid- and high-power amplifiers for home theatre applications, professional amplifiers, musical instruments and car entertainment.