PACKAGE:16csp ,

2*2mm size 20QFN* 2.1W*2 ch, 4欧，5V D-Amp

The YDA144 is a 2.1w(per channel) Non-Clip class D stereo amplifier IC.

The YDA144 features YAMAHA original non-chip output control function which
detects output signal chip due to the over level input signal and suppress
the output signal clip caused by power supply voltage down with battery ,
this is the difference from the traditional AGC or ALC circuit.

Application:
Small speaker audio system such as cellular phone , PDA,portable DVD,note PC.