BD5471MUV Datasheet (Rohm) - Analog Input Stereo Class-D Speaker Amplifier

BD5471MUV, Analog Input Stereo Class-D Speaker Amplifier

BD5471MUV is a low voltage drive class-D stereo speaker amplifier that was developed for note-book PC, cellular phone, mobile audio products and the others.

LC filters of speaker outputs are unnecessary, and only 7 external components are needed for speaker system.

Also, 3.3V regulator in BD5471MUV

BD5471MUV Features

* 1) High power 2.3W typ. (VDD=5V, RL=4Ω, THD+N=10%, stereo input) High power 1.5W typ. (VDD=5V, RL=8Ω, THD+N=10%, stereo input) 2) Gain selectable by the external control (6, 12, 18, 24dB) 3) Pop noise suppression circuitry 4) Standby function (Mute function) [ISD=0uA] 5) Protection circuitry (Short