PL8810X 降压DC-DC转换器

HH0009

PL8810X 降压DC-DC转换器 [复制链接]

55V, 600mA Monolithic Step-Down Switching Regulator

1 Features 600mA continuous output current capability 4.5V to 55V wide operating input range Integrated 80V, 550mΩ high side and 80V, 350mΩ low side power MOSFET switches Up to 95% efficiency Internal Soft-Start limits the inrush current at turn-on Internal compensation to save external components Input Under-Voltage Lockout Input over-voltage protection to protect device from working in high voltage and high current condition Output Over-Voltage Protection Output short protection Over-Temperature Protection Pulse skip mode at light load to improve light load efficiency Stable with Low ESR Ceramic Output Capacitors Fixed 150k Switching Frequency Fewest external components and intensive internal protection features SOT23-6L,SOP-8 Package	2 Applications Power Meters Distributed Power Systems Battery Chargers Pre-Regulator for Linear Regulators WLED Drivers   3 Description PL88101 is a monolithic 55V, 600mA step-down switching regulator. PL88101 integrates a 80V 550mΩ high side and a 80V, 350mΩ low side MOSFETs to provide 600mA continuous load current over a 4.5V to 55V wide operating input voltage. Peak current mode control provides fast transient responses and cycle-by-cycle current limiting.
4 Typical Application Schematic	5 Pin Configuration and Function

 

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