The LM4809 is an Audio Power OpAmp in an 8-pin MSOP-8 package manufactured by IDCHIP. This device is RoHS compliant and is designed to deliver maximum performance in low power applications. The LM4809 offers high performance and fast settling time, and is ideal for low voltage audio power amplifier applications. The LM4809 provides an output voltage swing of +/- 4 Volts, with an externally adjustable gain of 1, 2 and 4. It has a low distortion and high gain bandwidth product, and features an improved Unity Gain Bandwidth of 1.4 MHz. The device also includes thermal protection, latch protection and under-voltage lockout for improved protection. The LM4809 is a great choice for audio power amplifier applications in portable device design.