Analog Devices ADM1041 Secondary-Side Controller Datasheet

ADM1041 is a secondary-side controller with current share and housekeeping features. It integrates current sharing and management functions, reducing the number of components in the system, lowering costs, and improving efficiency. The device also has a range of protection functions, such as overvoltage protection, undervoltage protection, and overcurrent protection, to ensure safe and stable system operation.


Analog Devices ADM1041 Secondary-Side Controller Datasheet - cover page
Brand
Analog Devices
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
64
File format
PDF
File size
1.1 MB
Published
08 June, 2012
Updated
30 September, 2023
Model
ADM1041
MD5 checksum
D7CFB34DDCBDA19CFF6658FC8B6F3981

About this manual

The ADM1041 is a secondary-side and management IC specifically designed to minimize external component counts and eliminate the need for manual calibration. It is intended for use in single output N+1 server power supplies to provide voltage control, current sharing, and housekeeping functions.

Manufactured with a 5 V CMOS process, the device combines digital and analog circuitry. It includes an internal EEPROM for trimming timing and voltage, and programming is performed via an SMBus serial interface, allowing communication with microprocessors or microcontrollers.

What's inside

  • Specifications
  • Theory of Operation
  • Current Sense Amplifier
  • Current Share
  • Overcurrent Protection
  • SMBus Serial Port
  • Microprocessor Support
  • Register Listing
  • Manufacturing Datasets
  • Ordering Guide

Frequently asked questions

What is the primary application of the ADM1041?

The ADM1041 provides voltage control, current share, and housekeeping functions for single output in N+1 server power supplies.

How is the ADM1041 programmed?

Programming is done via an SMBus serial port that also allows communication with a microprocessor or microcontroller.

What happens if a fault occurs during steady state operation?

The OrFET disconnects the power supply from the load to prevent bringing down the load voltage supplied by redundant configurations.

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