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G5309 - High Efficiency 10A Synchronous Buck Converter

Datasheet Summary

Description

G5309 is a 10A, synchronous DC/DC buck converter with integrated 20mΩ N-channel high-side MOSFET and 8.5mΩ N-channel low-side MOSFET.

Features

  • Ultra-High Efficiency.
  • Integrated 8.5mΩ at Vcc=5V N-Channel MOSFET for Low Side.
  • Integrated 20mΩ at Vcc=5V N-Channel MOSFET for High Side.
  • No Current-Sense Resistor (Lossless ILIMIT).
  • Quasi-PWM with 100ns Load-Step Response.
  • 1% VOUT Accuracy Over Line and Load.
  • Programmable Switching Frequency.
  • Adjustable Output Range from 0.75V.
  • 4.5V to 28V Adapter or Battery Input Range.
  • Integrated Boost Switch.

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Datasheet preview – G5309

Datasheet Details

Part number G5309
Manufacturer Global Mixed-mode Technology
File Size 55.71 KB
Description High Efficiency 10A Synchronous Buck Converter
Datasheet download datasheet G5309 Datasheet
Additional preview pages of the G5309 datasheet.

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Full PDF Text Transcription

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Global Mixed-mode Technology G5309 High Efficiency 10A Synchronous Buck Converter Features „ Ultra-High Efficiency „ Integrated 8.5mΩ at Vcc=5V N-Channel MOSFET for Low Side „ Integrated 20mΩ at Vcc=5V N-Channel MOSFET for High Side „ No Current-Sense Resistor (Lossless ILIMIT) „ Quasi-PWM with 100ns Load-Step Response „ 1% VOUT Accuracy Over Line and Load „ Programmable Switching Frequency „ Adjustable Output Range from 0.75V „ 4.5V to 28V Adapter or Battery Input Range „ Integrated Boost Switch „ OVP & UVP „ Over Temperature Protection (non-latch) „ 3.3ms Soft-Start „ Power-Good Indicator „ Fixed 5V, 20mA Linear Regulator Applications „ LCD Monitor/LCD TV „ Notebook Computers „ I/O Supply „ Chipset/RAM Supply as Low as 0.
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