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MB3828 - Pentium DC/DC Converter

Description

The FUJITSU MB3828 is a pulse width modulation (PWM) DC/DC converter IC chip that provides a selection of 1.3 V to 3.5 V output voltages for Pentium®

CPU’s, using a 5-bit input signal information.

Features

  • a soft-start/discharge control function for ease in designing power supplies in multi-supply systems, making it ideal for Pentium® power supply systems.
  • : Pentium is the registered trademark of Intel Corporation. s.

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Full PDF Text Transcription

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FUJITSU SEMICONDUCTOR DATA SHEET DS04-27217-5E ASSP For Power Supply Applications Pentium® DC/DC Converter IC MB3828 s DESCRIPTION The FUJITSU MB3828 is a pulse width modulation (PWM) DC/DC converter IC chip that provides a selection of 1.3 V to 3.5 V output voltages for Pentium®* CPU’s, using a 5-bit input signal information. The MB3828 utilizes synchronous rectification for high efficiency and features a soft-start/discharge control function for ease in designing power supplies in multi-supply systems, making it ideal for Pentium® power supply systems. * : Pentium is the registered trademark of Intel Corporation. s FEATURES • • • • • • • • Highly efficient for using synchronous rectification scheme On-chip soft-start/discharge control circuit High precision output voltage: ±1.
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