Analog Devices ADM1041 Secondary-Side Controller Datasheet

ADM1041 is a secondary-side controller with current share and housekeeping. It features digital calibration, SSI specification support, comprehensive fault detection, reduced component count on the secondary side, standalone or microcontroller control.


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
01 October, 2023
Model
ADM1041
MD5 checksum
B0A31FC7F67D88430EDE0EB518D1F1AA

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 features 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
  • Absolute Maximum Ratings
  • Pin Configuration and Function Descriptions
  • Theory of Operation
  • Power Management
  • Current Sense Amplifier
  • Overcurrent Protection
  • Current Share
  • SMBus Serial Port
  • Register Listing

Frequently asked questions

What is the primary application of the ADM1041?

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

What action can be taken when the ADM1041 detects an overheating power supply?

The system may turn on an additional cooling fan to help regulate the temperature within the power supply.

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