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G5728B - 1.4MHz 1A Synchronous Step-Down Regulator

Download the G5728B datasheet PDF. This datasheet also covers the G5728B-GlobalMixed variant, as both devices belong to the same 1.4mhz 1a synchronous step-down regulator family and are provided as variant models within a single manufacturer datasheet.

General Description

The G5728B is a high efficiency monolithic synchronous buck regulator using a constant frequency, current mode architecture.

Key Features

  • High Efficiency: Up to 93%.
  • Low Quiescent Current: Only 50µA During Op- eration.
  • Internal Soft Start Function.
  • 1A Output Current.
  • 2.5V to 6V Input Voltage Range.
  • 1.4MHz Switching Frequency.
  • No Schottky Diode Required.
  • 100% Duty Cycle in Dropout Operation.
  • 0.6V Reference Allows Low Output Voltages.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (G5728B-GlobalMixed-modeTechnology.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number G5728B
Manufacturer Global Mixed-mode Technology
File Size 110.46 KB
Description 1.4MHz 1A Synchronous Step-Down Regulator
Datasheet download datasheet G5728B Datasheet

Full PDF Text Transcription for G5728B (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for G5728B. For precise diagrams, and layout, please refer to the original PDF.

Global Mixed-mode Technology G5728B 1.4MHz 1A Synchronous Step-Down Regulator Features „ High Efficiency: Up to 93% „ Low Quiescent Current: Only 50µA During Op- eration ...

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ency: Up to 93% „ Low Quiescent Current: Only 50µA During Op- eration „ Internal Soft Start Function „ 1A Output Current „ 2.5V to 6V Input Voltage Range „ 1.4MHz Switching Frequency „ No Schottky Diode Required „ 100% Duty Cycle in Dropout Operation „ 0.6V Reference Allows Low Output Voltages „ <1µA Shutdown Current „ Current Mode Operation for Excellent Line and Load Transient Response „ Over Temperature Protected „ RoHS Compliant General Description The G5728B is a high efficiency monolithic synchronous buck regulator using a constant frequency, current mode architecture. Supply current during operation is only 50µA and