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

Poly-phase 80515 SoCs

Poly-phase 80515 SoCs

Boost/Flyback Current Mode Controller

Poly-phase 80515 SoCs

36V, Boost/Flyback/Sepic Controller

36V Synchronous Buck Controller for Automotive Application

Energy Measurement IC With Integrated Oscillator

Energy Measurement IC With Integrated Oscillator