Herun Booster

HT81293 is a built-in boost single channel D-class audio power amplifier. When powered by a lithium battery, THD+N=10%, it can continuously output 18W power (4 Ω load)。The HT81293A is equipped with a dynamically adjustable boost, which can provide a voltage suitable for different output powers to Class D amplifiers. It can greatly improve system efficiency and extend battery life The HT81293F has a built-in fixed boost, providing a fixed 9V or 12V boost to Class D amplifiers HT81293 can be configured with boost current limiting values to prevent excessive current spikes。