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LM3485 - Hysteretic PFET Buck Controller

Datasheet Summary

Description

The LM3485 is a high-efficiency PFET switching regulator controller that can be used to quickly and easily develop a small, low-cost, switching buck regulator for a wide range of applications.

Features

  • 1 Easy-to-Use Control Methodology.
  • No Control-Loop Compensation Required.
  • 4.5-V to 35-V Wide Input Range.
  • 1.242-V to VIN Adjustable Output Range.
  • High Efficiency 93%.
  • ±1.3% (±2% Over Temp) Internal Reference.
  • 100% Duty Cycle.
  • Maximum Operating Frequency > 1 MHz.
  • Current Limit Protection 2.

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Datasheet preview – LM3485

Datasheet Details

Part number LM3485
Manufacturer Texas Instruments
File Size 1.15 MB
Description Hysteretic PFET Buck Controller
Datasheet download datasheet LM3485 Datasheet
Additional preview pages of the LM3485 datasheet.

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Full PDF Text Transcription

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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM3485 SNVS178H – JANUARY 2002 – REVISED DECEMBER 2015 LM3485 Hysteretic PFET Buck Controller 1 Features •1 Easy-to-Use Control Methodology • No Control-Loop Compensation Required • 4.5-V to 35-V Wide Input Range • 1.242-V to VIN Adjustable Output Range • High Efficiency 93% • ±1.
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