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4.2-4.5V power supply, built-in boost Stereo Class D output 5.4W, eSOP10 audio p...
4.2-4.5V power supply, built-in boost Stereo Class D output 5.4W, eSOP10 audio power amplifier ZC8811 simple application schematic diagram
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What kind of PMIC does modern design need
Today‘s power management ICs integrate multi-rail step-down, step-up and LDO voltage stabilization functions with the parameters of each rail, as well as t...
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Discussion on sound quality of class D power amplifier IC
This paper mainly discusses the problem of sound quality: some problems must be solved in order to achieve good sound quality by using class D amplifier. ...
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Performance comparison between buck converter and boost converter
Step down (step-down) and step-up (step-up) converters are the main products of DC-DC non isolated power conversion industry. They serve very different appl...
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Choose between voltage feedback (VFB) and current feedback (CFB) operational amp...
Author: ADI company Current feedback and voltage feedback have different application advantages. In many applications, the difference between CFB and VFB is...
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How to choose the appropriate LDO for portable products
Grounding current or quiescent current (ignd or IQ), power ripple rejection ratio (PSRR), noise and package size are usually the factors that determine the ...
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Four unique tricks of boost boost circuit that engineers want to learn
The three most common structural layouts of switching power supply are buck, boost and buck boost. These three layouts are not isolated from each other. ...
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Structure and working principle of integrated DC / DC converter
For smart card power supply, this paper proposes an integrated DC / DC converter structure and analyzes its working principle. The efficiency of the system ...
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Scheme development and design of vehicle charger
Car charger, referred to as car charger. It refers to the on-board charger routinely powered by automobile battery, which is widely used in the field of lit...
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How to choose a suitable charging management chip
In intelligent electronic products, fast charging has become a hot topic. From charger design to charging management chip, it has become the focus of attent...
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Design of output current monitoring circuit of high voltage class D amplifier fo...
The current information in the circuit can provide useful information about the condition of the circuit. Current monitoring circuit is widely used in vario...
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The matching between the efficiency of the speaker and the output power of the p...
The matching between the efficiency of the speaker and the output power of the power amplifier is related to the design orientation of the speaker and the p...
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EMI processing of Class D power amplifier IC
The high frequency component of class D amplifier output is worthy of serious consideration. If not correctly understood and handled, these components will ...
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5W mono without FM interference, class AB / D audio power amplifier AiP9971 prod...
Aip9971 is a class AB / D optional power amplifier without FM interference. At 5V working voltage, the maximum driving power is 5W (2 Ω, BTL load, thd < 10%), a...
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Simple solution to the cause of charger heating
We are all three-step mobile phones. We always like to pick up the mobile phone to have a look whether there is anything or not, which indirectly leads to t...
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Aip9971 Product Precautions
1,How to reduce pop sound generated by switching SD in class AB mode Pop sound may appear when switching SD in class AB mode. If the customer wants to switc...
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5.2W mono AB/D audio power amplifier AXS2020 product introduction
AXS2020 is a 5.2w mono audio power amplifier with FM interference free, anti breaking, class AB / D switchable, high efficiency and no filter. Ultra low EMI...
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5.2w mono AB / D audio power amplifier AXS2018 product introduction
AXS2018 is a high efficiency, filter free 5.2w mono class AB / D audio amplifier. Ultra low EMI is very suitable for portable devices with FM function.
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power amplifiers dual channel stereo output 3W * 2 simple application schematic ...
power amplifiers dual channel stereo output 3W * 2 simple application schematic diagram -Two CST8002D
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Two XS8302 power amplifiers dual channel stereo 5W*2(3W*2)simple application sch...
Two XS8302 power amplifiers dual channel stereo 5W*2(3W*2)simple application schematic diagram
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