Linear Technology LTC2978 Octal Power Management IC Datasheet

The LTC2978 is an integrated, modular power management IC that can sequence, monitor, and control eight power supplies, reducing debugging time and effort.


Linear Technology LTC2978 Octal Power Management IC Datasheet - cover page
Brand
Linear Technology
Category
Power System Manager
Document type
Product Leaflet
Language
English
Pages
44
File format
PDF
File size
5.8 MB
Published
05 June, 2012
Updated
29 September, 2023
Model
LTC2978
MD5 checksum
6F28454F02361898F2D2A765727DA3E8

About this manual

The LTC2978 is a digitally controlled power management integrated circuit designed for high reliability systems requiring complex digital power management. It offers an integrated, modular solution that reduces debugging time compared to microcontroller-based approaches by providing on-chip sequencing, supervision, monitoring, and margining capabilities for up to eight power supplies.

What's inside

  • Introduction
  • Flexible Power Sequencing
  • Fault Management
  • Precision Margin Testing
  • PMBus Interface

Frequently asked questions

What is the maximum number of power supplies the LTC2978 can control?

The device can sequence on, off, monitor, supervise, margin, and trim up to eight power supplies.

What is the absolute accuracy of the LTC2978 when measuring or adjusting voltages?

The precision integrated reference and ADC deliver ±0.25% absolute accuracy.

What is the minimum voltage required for the intermediate bus to operate the LTC2978?

The device requires an input voltage greater than 4.5V on the intermediate bus.

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