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

Reference Designs & Evaluation Platforms

ISL6446ADEMO1Z
  DEMO BOARD
The ISL6446ADEMO1Z demo board is designed as an easy to use, dual output, non-isolated power module featuring synchronous buck function.
ISL8118EVAL1Z
  EVAL BOARD
The ISL8118EVAL1Z evaluation board highlights the operations of the ISL8118 PWM controller in a DC/DC application.
The ISL8120EVAL3Z and ISL8120EVAL4Z evaluation boards are used for performance demo of the ISL8120 dual/n-phase buck PWM controller with integrated...
ISL6742BEVAL3Z
  EVAL BOARD
The ISL6742BEVAL3Z is a standard quarter brick power module and uses the high performance double-ended PWM controller IC ISL6742B.
ISL6446ADEMO1Z
  DEMO BOARD
The ISL6446ADEMO1Z demo board is designed as an easy to use, dual output, non-isolated power module featuring synchronous buck function.
ISL8118EVAL1Z
  EVAL BOARD
The ISL8118EVAL1Z evaluation board highlights the operations of the ISL8118 PWM controller in a DC/DC application.
The ISL8120EVAL3Z and ISL8120EVAL4Z evaluation boards are used for performance demo of the ISL8120 dual/n-phase buck PWM controller with integrated...
ISL6742BEVAL3Z
  EVAL BOARD
The ISL6742BEVAL3Z is a standard quarter brick power module and uses the high performance double-ended PWM controller IC ISL6742B.
ISL6446ADEMO1Z
  DEMO BOARD
The ISL6446ADEMO1Z demo board is designed as an easy to use, dual output, non-isolated power module featuring synchronous buck function.
ISL8118EVAL1Z
  EVAL BOARD
The ISL8118EVAL1Z evaluation board highlights the operations of the ISL8118 PWM controller in a DC/DC application.
The ISL8120EVAL3Z and ISL8120EVAL4Z evaluation boards are used for performance demo of the ISL8120 dual/n-phase buck PWM controller with integrated...
ISL6742BEVAL3Z
  EVAL BOARD
The ISL6742BEVAL3Z is a standard quarter brick power module and uses the high performance double-ended PWM controller IC ISL6742B.

Related Videos

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
1:51
What groovy uses can you find for your Flower Power reference design?
Play Video
5:41
Introducing ISL78226, the first 6-phase bidirectional PWM controller for buck and boost power conversions between 12V and 48V automotive buses.
Play Video
5:57
Part 1: Learn how to install and set-up the GUI software and connect the hardware before testing the ISL78226EVAL1Z.
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
1:51
What groovy uses can you find for your Flower Power reference design?
Play Video
5:41
Introducing ISL78226, the first 6-phase bidirectional PWM controller for buck and boost power conversions between 12V and 48V automotive buses.
Play Video
5:57
Part 1: Learn how to install and set-up the GUI software and connect the hardware before testing the ISL78226EVAL1Z.
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
1:51
What groovy uses can you find for your Flower Power reference design?
Play Video
5:41
Introducing ISL78226, the first 6-phase bidirectional PWM controller for buck and boost power conversions between 12V and 48V automotive buses.
Play Video
5:57
Part 1: Learn how to install and set-up the GUI software and connect the hardware before testing the ISL78226EVAL1Z.

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.