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威凱特victor-ic-代理音頻功率放大器 VA2202 4個可選的增益音量控制-VA2202
VA2202高性價比的D類立體聲音功率放大器，可以用多種不同的電源 VA2202提供4個可選增益音量控制設(shè)置 聲道輸出功率10W低電源電流及更少的外部元件直接驅(qū)動BRIDGEDTIDE立體聲揚聲器
地址：深圳市深南中路3024號航空大廈3001-3006室（格蘭云天大酒店樓上）
電話：0755-82816669(聯(lián)系就說在DAV音視工程網(wǎng)上看到的)
廠商介紹： 威凱特（香港）科技有限公司是一家技術(shù)開發(fā)以及電子元器件指定代理的高科技公司。威凱特致力于智能微控制處理器，數(shù)字類功放，數(shù)據(jù)存儲，數(shù)據(jù)傳遞與信息加密，電源控制，屏控，觸摸，LED驅(qū)動與鋰電保護等領(lǐng)域的產(chǎn)品方案設(shè)計與銷售，威凱特不斷開拓進取，全方位滿足不斷增大的市場需求。威凱特愿以優(yōu)質(zhì)的產(chǎn)品、雄厚的技術(shù)... [詳細]
| 經(jīng)銷商 | 聯(lián)系方式 | 價格 |
|---|---|---|
| 威凱特victor-ic | 0755-82816669 | 面議 |
Description
The VA2202 is a costeffective Class D stereo audio power amplifier that operates in wide range of various power supplies. VA2202 provide volume control with four selectable gain settings. VA2202 can output 10W per channel with lower supply current and fewer external components for driving bridgedtied stereo speaker directly. VA2202 operates with high efficiency energy conversion up to 89% (8( Load) so that the external heat sink can be eliminated while playing music.
VA2202 also integrates AntiPop, Output Short & OverHeat Protection Circuitry to ensure device reliability. This device output are completely protected from shorts to ground or supply pin as well as protected from Output Pin to Output Pin short.
Features
9.2W/CH into 8( speaker (THD+N=10%) @12V
10.8W/CH into 8( speaker(THD+N=10%) @13V
Wide Operation Voltage from 5.5V to 15V
Typical Efficiency with an 8( speaker is 89%
Four selectable gains: 20dB, 26dB, 32dB and 36dB
Configurable singleended and differential input
Eliminates output clamp and bootstrap capacitors
Automatic monitor and restore scheme for overheat protection
Popular TSSOP28 package with exposed pad
Applications
LCD Monitor/TV
Sound Bar
Docking Speaker for Handsets
Battery Powered Portable Speaker
HiFi Audio Systems
