DC-DC Converter ICs

Intersil's portfolio of dc-dc converters include linear regulators, switching regulators, controllers, PMICs and power modules. These product families cover a wide range of topologies including buck, boost and buck/boost.

Cost vs. Complexity Tradeoffs of DC-DC Converters

Cost Complexity Topology Legend Description
$ 🔧 Linear Regulator Single and Multi output linear regulators/LDOs
$$ 🔧🔧 Buck (Integrated FET) Single and Multi output buck regulators with Controller, Driver and Power FETs in one package
$$ 🔧🔧 Buck-Boost (Integrated FET) Single and Multi output buck-boost regulators with Controller, Driver and Power FETs in one package
$$ 🔧🔧 Boost (Integrated FET) Single and Multi output boost regulators with Controller, Driver and Power FETs in one package
$$$$$ 🔧 Buck (Power Module) Fully integrated buck Module with Controller, Driver, Power FETs and Inductor in one package
$$ 🔧🔧🔧🔧 Buck (Controller) Single and multiple output buck controllers with and without drivers on board
$$$ 🔧🔧🔧🔧🔧 Buck (Multiphase Controller) Multiple phase buck controllers with and without drivers on board
$$$$ 🔧🔧🔧🔧 Buck | Boost (PMIC) Multi output buck and boost controllers, regulators, LDOs and other features for specific power applications

Download the  PowerCompass Tool to learn more.

Learn more about Switching Regulators vs. Linear Regulators »

Videos & Resources

Related Videos

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Learn how the ISL8215M power module provides the highest power density while providing a fully integrated solution for the fastest time to market and lowest development risks.
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This webinar reviews some of the key specifications of ISL8215M, a high power density and high conversion efficiency power module.
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Find out how Intersil's high efficient, compact 12V synchronous buck regulator family can meet your power requirements for 12V rails.
Play Video
2:19
Celebrate Oktoberfest with a beverage coaster reference design that lights up, plays music and indicates beverage drinkability.
Play Video
3:53
Learn how the ISL8215M power module provides the highest power density while providing a fully integrated solution for the fastest time to market and lowest development risks.
Play Video
7:36
This webinar reviews some of the key specifications of ISL8215M, a high power density and high conversion efficiency power module.
Play Video
3:02
Find out how Intersil's high efficient, compact 12V synchronous buck regulator family can meet your power requirements for 12V rails.
Play Video
2:19
Celebrate Oktoberfest with a beverage coaster reference design that lights up, plays music and indicates beverage drinkability.
Play Video
3:53
Learn how the ISL8215M power module provides the highest power density while providing a fully integrated solution for the fastest time to market and lowest development risks.
Play Video
7:36
This webinar reviews some of the key specifications of ISL8215M, a high power density and high conversion efficiency power module.
Play Video
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Find out how Intersil's high efficient, compact 12V synchronous buck regulator family can meet your power requirements for 12V rails.

Reference Designs & Evaluation Platforms

ISL8273MEVAL1Z
  EVAL BOARD
The ISL8273MEVAL1Z evaluates the performance of the ISL8273M, a step-down PMBus compliant digital power module.
ISL6841EVAL3Z
  EVAL BOARD
The ISL6841EVAL3Z evaluates the performance of the ISL6841 PWM controller for general purpose industrial applications.
ISL8271MEVAL1Z
  EVAL BOARD
The ISL8271MEVAL1Z evaluates the features of the ISL8271M 33A step-down DC/DC power supply module.
ISL6740EVAL3Z
  REFERENCE DESIGN
The ISL6740EVAL3Z serves as a reference design for a 48V to ±12V, 3.3V and 1.5V isolated power supply.
ISL8273MEVAL1Z
  EVAL BOARD
The ISL8273MEVAL1Z evaluates the performance of the ISL8273M, a step-down PMBus compliant digital power module.
ISL6841EVAL3Z
  EVAL BOARD
The ISL6841EVAL3Z evaluates the performance of the ISL6841 PWM controller for general purpose industrial applications.
ISL8271MEVAL1Z
  EVAL BOARD
The ISL8271MEVAL1Z evaluates the features of the ISL8271M 33A step-down DC/DC power supply module.
ISL6740EVAL3Z
  REFERENCE DESIGN
The ISL6740EVAL3Z serves as a reference design for a 48V to ±12V, 3.3V and 1.5V isolated power supply.
ISL8273MEVAL1Z
  EVAL BOARD
The ISL8273MEVAL1Z evaluates the performance of the ISL8273M, a step-down PMBus compliant digital power module.
ISL6841EVAL3Z
  EVAL BOARD
The ISL6841EVAL3Z evaluates the performance of the ISL6841 PWM controller for general purpose industrial applications.
ISL8271MEVAL1Z
  EVAL BOARD
The ISL8271MEVAL1Z evaluates the features of the ISL8271M 33A step-down DC/DC power supply module.
ISL6740EVAL3Z
  REFERENCE DESIGN
The ISL6740EVAL3Z serves as a reference design for a 48V to ±12V, 3.3V and 1.5V isolated power supply.

Featured Whitepapers

How to Improve DC/DC Converter Performance with Phase Shifting Time Delay How to Improve DC/DC Converter Performance with Phase Shifting Time Delay

improving-dc-dc-converter-performance.pdf (353 KB)
Dec 2015

Power Modules Win, but Choose Wisely Power Modules Win, but Choose Wisely

choose-power-module-wisely.pdf (412 KB)
Apr 2016

Featured Application Notes

AN1663: Designing a Buck Converter AN1663: Designing a Buck Converter

an1663.pdf (157 KB)
Nov 2014

Tools

Learn About Intersil's PowerCompass Tool Learn About Intersil's PowerCompass Tool

lc-116.pdf (247 KB)
Nov 2016

PowerCompass Online Tool PowerCompass Online Tool

The PowerCompass™ tool helps you find Intersil parts that match your requirements, performs system analysis & more.