High-Voltage, Step-Down Controller with Synchronous Rectifie...
Preset/Adjustable Output CMOS Inverting Switching Regulators
-5V, Inverting, PWM DC-DC Converter
Adjustable, PWM, Step-Down Regulator
High-Efficiency, Seamless Transition, Step-Up/Down DC-DC Con...
Tiny 500mA, 4MHz/2MHz Synchronous Step-Down DC-DC Converters