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BU90004GWZ - Step-down Switching regulators

This page provides the datasheet information for the BU90004GWZ, a member of the BU90002GWZ Step-down Switching regulators family.

Description

The BU9000xGWZ are a high efficiency 6MHz synchronous step-down switching regulator with ultra low current PFM mode.

It provides up to 1.0A load current and an input voltage range from 3.0V to 5.5V, optimized for battery powered portable applications.

Features

  • Fast transient response.
  • Automatic PFM/PWM operation.
  • Forced PWM operation.
  • Internal Soft Start.
  • Under v.

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Datasheet preview – BU90004GWZ

Datasheet Details

Part number BU90004GWZ
Manufacturer ROHM
File Size 1.16 MB
Description Step-down Switching regulators
Datasheet download datasheet BU90004GWZ Datasheet
Additional preview pages of the BU90004GWZ datasheet.

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Full PDF Text Transcription

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Datasheet Single-chip Type with Built-in FET Switching Regulator Series Step-down Switching regulators with Built-in Power MOSFET BU9000xGWZ series ●General Description The BU9000xGWZ are a high efficiency 6MHz synchronous step-down switching regulator with ultra low current PFM mode. It provides up to 1.0A load current and an input voltage range from 3.0V to 5.5V, optimized for battery powered portable applications. BU9000xGWZ has a mode control pin that allows the user to select Forced PWM (Pulse Width Modulation) mode or PFM (Pulse Frequency Modulation) and PWM auto change mode utilized power save operation at light load current. ●Applications Smart phones, Cell phones, Portable applications, Micro DC/DC modules, and USB accessories ●Package(s) UCSP35L1 W(Typ.) x D(Typ.) x H(Max.
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