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

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.
ISL6721EVAL3Z
  EVAL BOARD
The ISL6721EVAL3Z eval board serves as a reference design for single switch resonant reset forward converter with multiple outputs for industrial...
The ISL8272MEVAL1Z and ISL8272MEVAL2Z provide all circuitry required to evaluate the features of the ISL8272M, a 50A step-down DC/DC power module.
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.
ISL6721EVAL3Z
  EVAL BOARD
The ISL6721EVAL3Z eval board serves as a reference design for single switch resonant reset forward converter with multiple outputs for industrial...
The ISL8272MEVAL1Z and ISL8272MEVAL2Z provide all circuitry required to evaluate the features of the ISL8272M, a 50A step-down DC/DC power module.
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.
ISL6721EVAL3Z
  EVAL BOARD
The ISL6721EVAL3Z eval board serves as a reference design for single switch resonant reset forward converter with multiple outputs for industrial...
The ISL8272MEVAL1Z and ISL8272MEVAL2Z provide all circuitry required to evaluate the features of the ISL8272M, a 50A step-down DC/DC power module.

Related Videos

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
13:59
Part 2: Phase dropping and digital & analog tracking demonstration using the ISL78226EVKIT1Z board and GUI software.
Play Video
18:24
Introducing the ISL78226, a 12V to 48V 6-phase bidirectional synchronous PWM controller.
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
13:59
Part 2: Phase dropping and digital & analog tracking demonstration using the ISL78226EVKIT1Z board and GUI software.
Play Video
18:24
Introducing the ISL78226, a 12V to 48V 6-phase bidirectional synchronous PWM controller.
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
13:59
Part 2: Phase dropping and digital & analog tracking demonstration using the ISL78226EVKIT1Z board and GUI software.
Play Video
18:24
Introducing the ISL78226, a 12V to 48V 6-phase bidirectional synchronous PWM controller.

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.