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威凯特victor-ic-代理音频功率放大器 VA2202 4个可选的增益音量控制-VA2202
VA2202高性价比的D类立体声音功率放大器，可以用多种不同的电源 VA2202提供4个可选增益音量控制设置 声道输出功率10W低电源电流及更少的外部元件直接驱动BRIDGEDTIDE立体声扬声器
地址：深圳市深南中路3024号航空大厦3001-3006室（格兰云天大酒店楼上）
电话：0755-82816669(联系就说在DAV音视工程网上看到的)
| 经销商 | 联系方式 | 价格 |
|---|---|---|
| 威凯特victor-ic | 0755-82816669 | 面议 |
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
