Ht513 I2S input 2.8W mono class D audio power amplifier IC

summary

HT513 It's a low-cost I2S Input mono output D class Audio power amplifier . Its presence 5V It can provide maximum power supply 2.8W Output power ; stay 6.5V It can provide maximum power supply 4.7W Output power . HT513 Internal integration DA converter , Its I2S Maximum input Support 32-bit byte , And it can automatically monitor the sampling frequency , most High support 192kHz. HT513 Integrated D The class a audio amplifier also has an adjustable gain 、 Anti breaking sound and other functions . The product offers QFN4×4-20L encapsulation .

characteristic

・ Power supply ： PVDD 2.5-6.5V;  DVDD/AVDD 3.3V

・ Flexible audio input ：  

- I2S, LJ, RJ, TDM Input   

- 8,16,32,44.1,48,88.2,96, 192kHz Sampling frequency rate

・ Output power ：

1.40W (PVDD=3.6V, RL=4Ω, THD+N=10%)

2.80W (PVDD=5.0V, RL=4Ω, THD+N=10%)

4.70W (PVDD=6.5V, RL=4Ω, THD+N=10%)

・THD+N= 0.08% (Po=1W, RL=4Ω, PVDD = 3.7V)

・ The gain is adjustable

・ Protect ： Clock error 、 Over current 、 Undervoltage 、 Over temperature protection, etc

・QFN4×4-20L encapsulation

application

・ Smart home ・ Intelligent toy ・IoT equipment   ・ Gaming devices ・ Intelligent speakers ・ Other lithium batteries /5V equipment

Pin arrangement and definition

Schematic diagram of typical application