Product Summary

The XPT8403 is a 3W, stereo, avoid voice distortion, without output filter, highly active audio power amplifier. It features low THD+N high quality pronunciation refresh function, the new type direct output vibration speaker does not need low pass filter, low cost, small site area. The applications of the XPT8403 include: (1)LCD monitor; (2)Projection TV notebook computer; (3)Portable DVD player; (4)Portable loudspeaker; (5)multimedia monitor.

Parametrics

XPT8403 absolute maximum ratings: (1)VCC: +5V; (2)VI: -0.3 to VCC + 0.3V; (3)TA: -40℃ to +85℃; (4)TJ: -40℃ to +125℃; (5)Tstg: -65℃ to +150℃.

Features

XPT8403 electrical characteristics: (1)VIN: MIN=2.8V, MAX=4.5V; (2)THD+N: 0.15% at VDD=5.0V,Po=0.5W,RL=8Ω, f=1kHz; THD+N: 0.11% at VDD=3.6V,Po=0.5W,RL=8Ω, f=1kHz; THD+N: 0.15% at VDD=5.0V,Po=1W,RL=4Ω, f=1kHz; THD+N: 0.11% at VD D=3.6V,Po=1W,RL=4Ω, f=1kHz; (3)GV: 25dB; (4)PSRR: -59dB; (5)Cs: -95dB; (6)SNR: 80dB; (7)Vn: 100μV at A-weighting; 150μV at No A-weighting; (8)Dyn: 90dB; (9)η: 87% at RL=8Ω, THD=10%, f=1kHz; 83% at RL=4Ω, THD=10%, f=1kHz.

Diagrams

XPT8403 diagram