MT6802

MT6802 2.5W Filter-Free Class-D Audio Amplifier FEATURES  Efficiency with an 8-Ω speaker: – 90% at 400 mW – 82% at 100 mW  Only three external components  Optimized PWM output stage eliminates LC output filter  Internally generated 300-kHz switching frequency eliminates capacitor and resistor.  Fully differential design reduces RF rectification and eliminates bypass capacitor improved CMRR eliminates two input coupling capacitors  Wafer Chip Scale Packaging (WCSP)  Operating temperature: -40 ℃ - 85℃  Over current and temperature protection APPLICATION CIRCUIT VDD Differential Input nSD VINN VDD PVDD Internal Oscillator VINP ________ Shutdown PWM Modulation VOP H-Bridge VON Bias GNDA GNDP Pop/Click Noise Suppression DESCRIPTIONS The MT6802 is a 2.5W Class-D audio power amplifier. It is low noise, filter-free with PWM architecture, minimizing external component count, PCB area, system cost. The design of MT6802 is targeted for cellular phone a...