BL6311B 3 Watt Mono Filter-Free Class-D Audio Power Amplifier
Features
Efficiency With an 8-Ω Speaker: 88% at 400 mW 80% at 100 mW
2.
6mA Quiescent Current 0.
4µA Shutdown Current Optimized PWM Output Stage Eliminates LC Output Filter Internally Generated 250-kHz Switching Frequency Eliminates Capacitor and Resistor Improved PSRR (−75 dB) and Wide Supply Voltage (2.
8 V to 5.
5 V) Eliminates Need a Voltage
Regulator Fully Differential Design Reduces RF Rectification and Eliminates Bypass Capacitor Improved CMRR Eliminates Two Input Coupling Capacitors Available in space-saving package: 9-bump WLCSP
for
General Description
The BL6311B is a 3-W high efficiency filter-free class-D audio power am...