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.

The SY21412A is a current mode DC/DC controller targeted for both boost and SEPIC applications. SY21412A has accurate output 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.

Isolated Metrology Processor for Electricity Metering

Single/Poly-phase MAXQ30 SoCs

Single-phase 80515 SoCs

Single-phase 80515 SoCs

Single-phase 80515 SoCs

Single-phase 80515 SoCs

Poly-phase 80515 SoCs

Single-phase 80515 SoCs