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BUY LM3478MM https://www.utsource.net/itm/p/11299250.html
LM3478MM DC/DC Step-Up Converter MSOP-8 marking High Efficiency Low-Side N-Channel Controller for Switching Regulator
Description: The LM3478 is a high-efficiency, low-noise, step-up DC-DC converter. It is designed to operate from a single cell Li-Ion battery or other low voltage input sources. Features: High efficiency: up to 95% Low noise: <50mV RMS Wide input voltage range: 2.3V to 5.5V Output voltage range: 3.3V to 28V Output current: up to 1.5A Programmable switching frequency: 200kHz to 1MHz Internal soft-start Internal compensation Over-temperature protection Short-circuit protection Output overvoltage protection Input undervoltage lockout Output overcurrent protection Applications: Portable electronics Battery-powered systems Automotive systems Industrial systems Medical systems (For reference only)