EPC is a comparatively complicated compact power supply with miniaturized property and high efficiency.

电子功率调节器是一结构比较复杂的集成电源，对它的要求主要是小型化、高效率。

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A high efficient power supply circuit for compact low power application is designed.

设计了可有效提高效率的小功率常规集成电源电路。

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Experimental test shows that the full load efficiency of the filament power supply can be up to 92% for the designed and manufactured compact circuit.

通过实验测试，设计的灯丝电源在兼顾小型化的同时，满载效率达到92%。

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At the core of the Fidelio SoundBar are high quality TI Class-D amplifiers - with a built-in DAC - powered by a compact SMPS (Switch-Mode-Power-Supply) to provide a full digital architecture, delivering highly efficient audio amplification and premium audio quality.

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