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ACT8311 - PWM Step-Down DC/DC converter

This page provides the datasheet information for the ACT8311, a member of the ACT8310 PWM Step-Down DC/DC converter family.

Datasheet Summary

Description

The patent-pending ACT8310/ACT8311 are currentmode, fixed-frequency PWM, synchronous step-down DC/DC converters that are capable of delivering 1.5A with efficiency of up to 95%.

Features

  • Multiple Patents Pending.
  • Up to 95% High Efficiency.
  • Up to 1.5A Guaranteed Output Current (ACT8311).
  • 1.35MHz Constant Frequency Operation.
  • Internal Synchronous Rectifier Eliminates Schottky Diode.
  • ACT8310: Up to 1.2A.
  • ACT8311: Up to 1.5A.
  • 100% Duty Cycle Low-Dropout Operation.
  • 0.1µA Shutdown Current.
  • Small TDFN33-8 Package  RoHS-Compliant.
  • Enable/Disable Control.
  • Minimal External Compone.

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Datasheet preview – ACT8311

Datasheet Details

Part number ACT8311
Manufacturer Qorvo
File Size 678.04 KB
Description PWM Step-Down DC/DC converter
Datasheet download datasheet ACT8311 Datasheet
Additional preview pages of the ACT8311 datasheet.

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Full PDF Text Transcription

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ACT8310 / ACT8311 1.5A, PWM Step-Down DC/DCs in TDFN FEATURES • Multiple Patents Pending • Up to 95% High Efficiency • Up to 1.5A Guaranteed Output Current (ACT8311) • 1.35MHz Constant Frequency Operation • Internal Synchronous Rectifier Eliminates Schottky Diode • ACT8310: Up to 1.2A • ACT8311: Up to 1.5A • 100% Duty Cycle Low-Dropout Operation • 0.1µA Shutdown Current • Small TDFN33-8 Package  RoHS-Compliant • Enable/Disable Control • Minimal External Components APPLICATIONS • Wireless Handhelds • Portable Devices • GPS/PND equipment SYSTEM BLOCK DIAGRAM GENERAL DESCRIPTION The patent-pending ACT8310/ACT8311 are currentmode, fixed-frequency PWM, synchronous step-down DC/DC converters that are capable of delivering 1.5A with efficiency of up to 95%.
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