BUY LTC3546EUFD#PBF https://www.utsource.net/itm/p/4789027.html
IC REG BUCK ADJ 1A/2A DL 28QFN
#PBF Description: The LTC3546EUFD#PBF is a high efficiency, low noise, synchronous step-down DC/DC converter with integrated FETs. It operates from an input voltage range of 2.5V to 5.5V and provides a regulated output voltage of 0.6V to 5.5V. The LTC3546EUFD#PBF has a wide range of features, including a programmable switching frequency of 200kHz to 2.2MHz, adjustable soft-start, adjustable current limit, and a power good output. Features: 2.5V to 5.5V Input Voltage Range 0.6V to 5.5V Output Voltage Range Up to 95% Efficiency Low Noise Operation Programmable Switching Frequency up to 2.2MHz Adjustable Soft-Start Adjustable Current Limit Power Good Output QFN-28 Package Applications: Point-of-Load Regulation Portable Electronics Battery-Powered Systems Automotive Electronics Industrial Electronics (For reference only)