OCA7220A

WWW.ORIENT-CHIP.COM OCA7220A Ultra Low EMI, 3W Filter-less Mono Class-D Audio Power Amplifier With Anti-Crack Protection ◼ General Description OCA7220A is a Anti-Crack Protection, ultra-low EMI, Monaural, 3W class D audio power amplifier. Anti-Crack Protection function can adjust system gain automatically by detecting the output Broken audio distortion. It is not only avoiding the speaker from the damage caused by overload output power, but also offering a comfortable listening experience. OCA7220A use proprietary EEE (Enhanced Emission Elimination) technology, significantly lower EMI interference in the whole bandwidth. To 60cm audio line, there is more than 20dB margin, under the FCC standard. OCA7220A no filter PWM modulation structure and built-in gain reduce the external components, PCB area, system costs, and simplifying the design. Up to 90% Efficiency fit for mobile phones and other portable audio products more. OCA7220A built-in over current protection, thermal protection ...