Switching Controller & PWM Controller ICs

Intersil offers a broad portfolio of pulse-width modulation (PWM) controllers optimized to provide high efficiency across the entire load range. The portfolio is comprised of single, dual, triple and quad output controllers with integrated drivers and either voltage- or current-mode architecture.

Videos & Resources
Play Video
3:37
Learn about the ISL78229/27 55V automotive boost controllers and see how these devices offer solutions to common challenges in automotive power design.
Play Video
1:54
ISL8117 is a high voltage controller that gives the power supply designer an opportunity to optimize their design for cost, size and efficiency.
Play Video
1:46
The ISL8117 evaluation board features probing points to monitor different signals such as input voltage, output voltage, and output response.
Play Video
14:58
Learn more about how the ISL8117 buck (step-down) PWM controller reduces design time and takes up less real estate on the board than competing devices.
Play Video
3:37
Learn about the ISL78229/27 55V automotive boost controllers and see how these devices offer solutions to common challenges in automotive power design.
Play Video
1:54
ISL8117 is a high voltage controller that gives the power supply designer an opportunity to optimize their design for cost, size and efficiency.
Play Video
1:46
The ISL8117 evaluation board features probing points to monitor different signals such as input voltage, output voltage, and output response.
Play Video
14:58
Learn more about how the ISL8117 buck (step-down) PWM controller reduces design time and takes up less real estate on the board than competing devices.
Play Video
3:37
Learn about the ISL78229/27 55V automotive boost controllers and see how these devices offer solutions to common challenges in automotive power design.
Play Video
1:54
ISL8117 is a high voltage controller that gives the power supply designer an opportunity to optimize their design for cost, size and efficiency.
Play Video
1:46
The ISL8117 evaluation board features probing points to monitor different signals such as input voltage, output voltage, and output response.
Play Video
14:58
Learn more about how the ISL8117 buck (step-down) PWM controller reduces design time and takes up less real estate on the board than competing devices.

Selection Guides

Automotive ICs Automotive ICs

lc-057.pdf (2.64 MB)
Apr 2016

Infrastructure Power Solutions Infrastructure Power Solutions

lc-113.pdf (2.36 MB)
Mar 2016

Industrial Power Solutions Industrial Power Solutions

lc-115.pdf (2.63 MB)
Mar 2016

White Papers

How to Efficiently Boost Power in High Voltage Automotive Applications How to Efficiently Boost Power in High Voltage Automotive Applications

boosting-power-in-automotive-applications.pdf (315 KB)
Apr 2016

How to Select a PWM Controller for Narrow On-Time Buck Conversion How to Select a PWM Controller for Narrow On-Time Buck Conversion

selecting-a-pwm-controller.pdf (300 KB)
Jun 2015

Featured Tools

Power Cross Reference Tool v2.46 Power Cross Reference Tool v2.46

Generate a list of Intersil power management parts from your BOM (9.02 MB)
Mar 2016

FPGA Reference Design Generator FPGA Reference Design Generator

Find the Intersil power management part that best fits the need of your design.