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- Intersil Corporation is a leader in the design and manufacture of high performance analog semiconductors. The Company's products address some of the industry's fastest growing markets, such as: flat panel displays, cell phones, other handheld systems, and notebooks. Intersil’s product families address power management and analog signal processing functions. Intersil products include battery management ICs, hot-swap and hot-plug controllers, linear regulators, supervisory ICs, switching DC/DC regulators, power MOSFET drivers, optical storage laser diode drivers, DSL line drivers, video and high performance operational amplifiers, data converters, interface ICs, analog switches and multiplexers, crosspoint switches, voice-over-IP devices, and ICs for military, space, and radiation-hardened applications.

Product Listing View All

Newest Products View All (36)

Image of Intersil's ISL681xxx Digital Multiphase Controller and ISL99227 Smart Power Stage

ISL681xxx Digital Multiphase Controller and ISL99227 Smart Power Stage

Intersil's ISL681xxx digital multiphase (DMP) controllers are compatible with the ISL99227/B smart power stages (SPS) and available in QFN and PQFN packaging.

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Image of Intersil's High-Efficiency Buck-Boost Regulator

High-Efficiency Buck-Boost Regulator with 4.5 A Switches

Intersil's ISL91127 is a high-current buck-boost switching regulator for systems using battery chemistries.

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Image of Intersil ISL9237 VDC Battery Charger

ISL9237 VDC Battery Charger

Intersil's ISL9237 is a buck-boost narrow output voltage DC (NVDC) charger utilizing Intersil’s advanced R3™ technology.

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Image of Intersil ISL9120IR Buck-Boost Regulator

ISL9120IR Buck-Boost Regulator

Intersil's ISL9120IR is an ultra-small, low-cost, very high-efficiency (up to 98%) buck-boost switching regulator with adaptive PFM architecture for low power consumer applications.

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Image of Intersil's ISL2853x/63x Programmable Gain Instrumentation Amplifiers (PGIA)

ISL2853x/63x Programmable Gain Instrumentation Amplifiers (PGIA)

Intersil’s ISL2853x/63x are 5 V, zero-drift, rail-to-rail input/output PGIAs are ideal for high precision applications over the wide industrial temperature range.

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Image of Intersil's ISL8202M/05M Power Modules

ISL8202M/05M Power Modules

Intersil's ISL8202M/05M series are single-channel synchronous step-down complete power supplies, capable of delivering up to 3 A and 5 A of continuous current.

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Tools and Support

Image of Intersil's PowerNavigator


Intersil's PowerNavigator™ software allows simple configuration and monitoring of multiple Digital-DC devices using a PC with a USB interface. PowerNavigator™ makes it easy to change all features and functions of your digital power supply design using a simple graphical user interface. Learn More

Image of Intersil's Product Cross Reference

Product Cross Reference

Find the perfect Intersil replacement part - everything from a functional equivalent to a pin-for-pin drop in. Learn More

Image of Intersil's FPGA Design Generator

FPGA Reference Design Generator

The FPGA Reference Design Generator app helps you find the Intersil power management part that best fits the need of your design. Simply select the FGPA vendor and platform, and input your current requirements. Select your backplane(s) and the type of solution(s) you need, and get detailed support files. Learn More

Image of Intersil's iSim™ Design Simulator

iSim™ Design Simulator

Intersil’s iSim™ is an interactive, web-based tool for selecting and simulating devices from Intersil’s broad portfolio. Based on input and output specifications provided by the user, iSim will find all suitable Intersil devices for your application. Currently, iSim is available for Intersil’s power management devices and operational amplifiers. Learn More

Image of Intersil's Application Block Diagram

Application Block Diagrams

Intersil provides platform-wide power management and analog signal processing solutions in areas such as computing, commercial/industrial, consumer electronics, display, FPGAs, hi-rel/space, medical and networking. Learn More



Product Training Modules View All (26)

Programmable Instrumentation Amplifier Family

Programmable Instrumentation Amplifier Family

Duration: 5 minutes

Ideal for applications requiring high common mode rejection, high input impedance, and a large open loop gain.


Applications for Digital Power Monitors

Duration: 10 minutes

Introduction to Intersil’s Applications for Digital Power Monitors from the ISL2802x series

Switching Regulator Control

Switching Regulators

Duration: 25 minutes

An overview of Intersil’s integrated FET switching regulators portfolio.


ISL8018 8 A High Efficiency Buck Regulator

Duration: 10 minutes

An 8 A highly integrated synchronous buck regulator that provides high efficiency and a wide range for the switching frequency

Featured Videos View All (26)

RS-485 High-Speed Performance: Intersil vs. Competitors

See how Intersil’s ISL3179E 40Mbps transceiver stacks up against similar parts from 2 competitors. Which delivers the largest differential voltage with the lowest bit distortion?

ISL80510/05 LDOs: Best-in-Class Dropout & Transient Performance

Intersil’s single-output low drop-out voltage (LDO) regulators deliver leading edge performance against our competitors – including max dropout that’s nearly 50% lower and peak-to-peak excursions up to 9 times lower, at a highly competitive price.

How to Design with High-Speed RS-485 Transceivers

This introduction to high-speed RS-485 designs includes will introduce you to standard and high-speed RS-485 networks, discuss signal degradation on the bus, eview key transceiver requirements for high-speed transmission, and more.

Connecting and Using the ISL28022 Single Site Evaluation Kit

Learn how to connect the ISL28022 digital power monitor evaluation board to the dongle board and begin using your monitoring software.

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