HT81293 Overview
HT81293, integrated with a boost converter, is a mono Class D audio amplifier that drives up to continuous 18W (10% THD+N, 1kHz) into 4ohm speaker from a Li-battery voltage. HT81293A integrates an adaptive boost converter that generates a Class D amplifier supply rail tracking the audio signal, which will significantly improve the efficiency and extends the playing time in battery supply applications. The output...
HT81293 Key Features
- High Efficiency Class H Boost Converter
- Multiple boost voltages automatically adjust Class D audio amplifier (HT81293A)
- Extends the playing time in battery supply
HT81293 Applications
- Adjustable switch peak current limit to avoid over-pulling on battery current