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Home  >  News   > Industry News
TMPA3058DM
Date:2015-12-22 10:20:16   Name:Qida

震一科技(Tai-1 MicroElectronics Corp., taimec) 推出3.1W(5V/4ohm) 单声道免电感滤波器之D类音讯功率放大器IC TMPA3058DM。 其工作电压从1.8V到6V,工作效率达90%,免用散热片,总静态电流3.3mA。

TMPA3058DM内含低压检测电路及爆音消除电路。在热插拔、开关机、静音或解除静音时皆无爆音产生,其关机(Shut Down) 电流小于0.2uA。此组件并提供自动功率调节功能,方便变动性的电源使用。 此IC在 5.5V 3ohm 的状况下输出功率可达 4.4W。


TMPA3058DM内含温度保护电路及输出过电流保护电路,两者皆具有自动恢复功能。 过电流保护状态下只消耗极低的电流量(2mA),此极低的电流量可以确保在过电流或短路的状况下不影响IC的可靠度。


TMPA3058DM以平衡式讯号输入,其提供极佳的电源噪声抑制效果,适用于高音质之音讯功率放大器。 TMPA3058DM的封装为MSOP10,方便使用于Notebook PC,iPod Docking,iPad/iPad Docking,MP3/插卡音箱,中小尺寸LCD Monitor,LCD TV或主动式音箱。 震一科技并提供应用电路及 EVM layout 图,方便客户参考,节省产品开发时间。

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