A2327 Description
FEATURES The A2327 is a 2.6W high efficiency filter-free class-D Efficiency With an 8Ω Speaker: audio power amplifier that requires only three external 88% @ 400mW ponents. 80% @ 100mW Features like 88% efficiency, −75dB PSRR, and 3.8mA Quiescent Current improved RF-rectification immunity make the A2327 0.4μA Shutdown Current ideal for cellular handsets.
A2327 Key Features
- Efficiency With an 8Ω Speaker
- 3.8mA Quiescent Current
- 0.4μA Shutdown Current
- Optimized PWM Output Stage Eliminates LC
- Internally Generated 250kHz Switching
- Improved PSRR (-75dB) and Wide Supply
- Fully Differential Design Reduces RF Rectification and Eliminates Bypass Capacitor
- Improved CMRR Eliminates Two Input Coupling Capacitors
- Available in MSOP8, SOP8 and DFN8 packages
- Mobile phone、PDA、MID