Programmable High Current Overvoltage Protection Switch

Over Voltage Protection Switch

Ambient Light Sensor

5.5V, 3A Low Loss Power Distribution Switch with Reverse Block Rating Up to 28V

2 to 1 Power MUX for USB PD Application

2 to 1 Power MUX for USB PD Application

11-Channel Multi-Spectrum Sensor

Ultra-High Sensitivity Ambient Light Sensor for Under OLED Display Applications

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.