FS2119N is a dual-channel medium-power audio amplifier chip integrated with FourSemi FS Techno audio algorithm. It supports up to 2x24W stereo BTL or 48W mono PBTL output and applies to TV, smart speakers, wireless speakers, monitors, smart home audio and IoT appliance.
FS2105E is a dual-channel medium-power audio amplifier chip integrated with FourSemi FS Techno audio algorithm. It supports up to 2x30W stereo BTL or 60W mono PBTL output and applies to TV, smart speakers, wireless speakers, monitors, smart home audio and IoT appliance.
FourSemi was founded in 2016. The founding team comes from well-known international semiconductor companies, such as Qualcomm, NXP, Texas Instruments, etc. The core backbone team all have more than 20 years of semiconductor industry experience. FourSemi focuses on high-performance digital-analog hybrid chip design. Products cover smart PA, audio power amplifier, haptics driver, car audio, professional audio system and are widely used in mobile phones, tablets, wearable devices, smart speakers, automotive applications, personal computers , etc.
FourSemi launched domestic Smart PA FS1601 and large power amplifier FS2105 in 2017 and 2021 respectively, achieving a breakthrough in this field in China.
