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G5640 - 2.5A Buck Converter

General Description

The G5640 is a high efficiency, 2.5A buck converter with a high-side low RDS(ON) switch.

It operates from 4.75V to 20V input voltage range, and provides up to 2.5A continuous output current with the output voltage adjustable down to 1.2V.

Key Features

  • 4.75V to 20V Supply Voltage Operating Range.
  • Fixed 500kHz Switching Frequency.
  • Current-Mode Buck PWM Converter.
  • Built-in P-Channel Power MOSFET.
  • 2.5A Output Current.
  • 1.2V Internal Reference.
  • Shutdown Control.
  • Thermal-Shutdown and Internal Soft Start.
  • Cycle-by-Cycle Current-Limit.
  • Short Circuit Protection.
  • Under-Voltage Lockout Protection.
  • SOP-8 Package.

📥 Download Datasheet

Datasheet Details

Part number G5640
Manufacturer Global Mixed-mode Technology
File Size 65.20 KB
Description 2.5A Buck Converter
Datasheet download datasheet G5640 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Global Mixed-mode Technology Inc. 2.5A Buck Converter G5640 Features „ 4.75V to 20V Supply Voltage Operating Range „ Fixed 500kHz Switching Frequency „ Current-Mode Buck PWM Converter „ Built-in P-Channel Power MOSFET „ 2.5A Output Current „ 1.2V Internal Reference „ Shutdown Control „ Thermal-Shutdown and Internal Soft Start „ Cycle-by-Cycle Current-Limit „ Short Circuit Protection „ Under-Voltage Lockout Protection „ SOP-8 Package Applications „ Distributed Power Systems „ Battery Charger „ Palmtop Computers, PDAs „ DSL Modems Ordering Information ORDER NUMBER G5640P11U Note: P1: SOP-8 1: Bonding Code U : Tape & Reel Pin Configuration MARKING G5640 General Description The G5640 is a high efficiency, 2.5A buck converter with a high-side low RDS(ON) switch. It operates from 4.