High Performance, High Fidelity 20W Digital Audio-Power Amplifier

High Performance, High Fidelity 20W Digital Audio-Power Amplifier

The SY21401 is a current mode DC/DC controller targeted for Boost, SEPIC, Flyback and Forward applications. The SY21401 has an accurate DC input current limit. External compensation provides flexible adjustment of control loops for different applications. The internal low side driver is capable of sourcing 1.5A and sinking 3A current.

36V, Boost/Flyback/Sepic Controller

Ultra-Low Capacitance ESD/Surge Protection

Highly integrated Active Clamp PWM controller

High Efficiency 300kHz, 25V Boost/SEPIC Controller with Output Current Limit

Isolated Dual ADC for Electricity Metering

Isolated Metrology Processor for Electricity Metering

Poly-phase 80515 SoCs