Description
The LM4918 is a monolithic integrated circuit that provides a automatic gain control (AGC), and stereo bridged audio power amplifiers capable of producing 1W into 8Ω with less than 1.0% THD.
Features
- an externally controlled, low-power consumption shutdown mode, and a power amplifier mute for maximum system flexibility and performance. Key Specifications
j THD+N at 1kHz, 1W, 8Ω j Total quiescent power supply current j Total shutdown power supply current
0.3% (typ) 18mA (typ) 1µA (typ)
Features
n n n n n n 0.75dB per step/32step AGC Control Interface Automatic Gain Control Circuitry Stereo Bridged power amplifiers “Click and pop” suppression circuitry Thermal shutdown protection circuitry.
LM4918_NationalSemiconductor.pdf
