Battery backup unit (BBU)

Products and reference designs

Battery backup unit (BBU)

Block diagram


Our integrated circuits and reference designs help you create high efficiency, high power density AC/DC and DC/DC battery backup units (BBUs) for various server power supply units (PSU), telecom PSU and industrial applications.

Design requirements:

Modern BBUs often require:

  • Fast charging to backup mode transition.
  • High power density to pack more power in less space.
  • High efficiency to extend battery backup time.

Block diagram

Find products and reference designs for your system.

Technical documentation

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Type Title Date
Application note Analysis and Measurement of Resonant Tank Current on LLC 30 Jul 2013
Technical articles Dealing with rejection: Instrumentation amplifier PSRR and CMRR (Part I) 25 Nov 2013
Technical articles Make your audio amplifier more efficient with envelope tracking 24 Mar 2016
Technical articles Industrial DACs: How to design 2-wire transmitters 23 Jan 2015
Analog Design Journal A comparative analysis of topologies for a bridgeless-boost PFC circuit 13 Jul 2018
Technical articles Simple solutions for supplying your isolated delta-sigma modulator 01 May 2015
Analog Design Journal Designing high-efficiency isolated bidirectional power converter for a UPS 01 Aug 2017

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