linear DESIGN FEATURES LTJournal-V20N3-02-df-LTM4611-Jason_Sekanina service manual

The LTM4611 is a POL µModule DC/DC converter that operates from inputs as low as 1.5V, delivering up to 15A output, without an auxiliary bias supply.


linear DESIGN FEATURES LTJournal-V20N3-02-df-LTM4611-Jason_Sekanina service manual - cover page
Brand
Linear Technology
Category
Power Management
Document type
Product Leaflet
Language
English
Pages
5
File format
PDF
File size
963 KB
Published
05 June, 2012
Updated
30 September, 2023
Model
LTM4611
MD5 checksum
EA77A1D4C06AB75EA2BD4E2DED5E1FF2

About this manual

The LTM4611 is a uModule step-down switch mode DC/DC converter housed in a compact 15mm x 15mm x 4.32mm LGA surface mount package. It integrates the switching controller, MOSFETs, and inductor to reduce external component requirements. The device operates from an input voltage of 1.5V to 5.5V (6V absolute maximum) and delivers up to 15A continuous output current.

What's inside

  • Operates from Inputs Down to 1.5V
  • Self-Generated Bias Supply
  • Current Sharing of Multiple Supplies
  • Easy POL Application
  • Programmable Undervoltage Lockout
  • Easy Loop Compensation
  • Remote Sensing for Accurate Regulation

Specifications

Input Voltage Range1.5V to 5.5V (6V absolute maximum)
Output CurrentUp to 15A continuous
Package Dimensions15mm x 15mm x 4.32mm LGA
Output Voltage RangeAs low as 0.8V
Switching Frequency (Default)500kHz

Frequently asked questions

Does the LTM4611 require an auxiliary bias supply?

No, it generates its own low power bias from the input-source.

Can multiple LTM4611 modules be paralleled?

Yes, current sharing of four modules is supported for solutions up to 60A output.

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