21��A Ultra Low IQ, 4A,2.2MHz Synchronous Step Down Regulator

High Efficiency Buck Converter with Low Power Mode And Output Voltage Selection

High Efficiency 1.5MHz, 3A Ultra Fast Dynamic Response Synchronous Step Down Regulator

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

1.8V Minimum Input and 5. 5V Maximum Output

0.7V Minimum Input and Fixed Output 100mA Maximum Output Current Synchronous Boost

1.8V Minimum Input and 5. 5V Maximum Output 5A Peak Current Synchronous Boost with Output Disconnect

0.85V Minimum Input and 5. 5V Maximum Output High Efficiency 2A Valley Current Synchronous Boost

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.

0.7V Minimum Input, Fixed Output 100mA Maximum Output Current Synchronous Boost