Electronics and Electrical Engineering Projects

Featured electronics and electrical engineering design projects.


  • Integrated Switch LED Buck Regulator for Automotive Lighting

    Posted Friday, January 19, 2018
    PMP20487 is a hysteretic buck converter reference design which drives LEDs at up to 1A from an input voltage of 9V to 16V. This design uses the TPS92515-Q1 buck LED... More
  • Oktoberfest Beverage Coaster Board

    Posted Saturday, October 28, 2017
    The oktoberfest beverage coaster board plays music, led lights, and indicates beverage drinkability. It features a Renesas SynergyTM Platform S3-series MCU, and multiple power/analog components from the intersil product line... More
  • 10 W Dimmable, High Efficiency, Non-Isolated Buck LED Driver

    Posted Sunday, June 25, 2017
    This engineering report describes a low component count, non-isolated, dimmable LED driver in buck topology, designed to drive an 84 V LED voltage string at 120 mA output current from... More
  • Snowflake Ornament

    Posted Sunday, June 11, 2017
    Intersil is ready for the cold with a full lineup of power and analog components spec’d to operate down to -40 °C. More
  • LED Flashlight Controller

    Posted Sunday, April 30, 2017
    This Z8 Encore! XP-based LED Flashlight Controller reference design employs the PWM block of Zilog’s Z8F082A MCU to control the power and functional modes of an LED flashlight. ... More
  • Flower Power

    Posted Sunday, April 09, 2017
    The Flower Power reference design highlights Intersil’s 4.5 V – 18 V input switching regulator.  More
  • POE-Powered LED Lighting

    Posted Saturday, December 26, 2015
    This reference circuit powers an LED light bulb using power-over-ethernet (PoE) and control through a Bluetooth® module. The bulb can be wirelessly turned on/off and dimmed with 9 levels of... More
  • 3-to-8 Cell Li-ion Battery Pack Monitor Evaluation Board

    Posted Saturday, August 15, 2015
    The ISL94203EVAL1Z is a kit that facilitates testing of the ISL94203 Li-ion battery pack monitor and control ICs. The ISL94203 monitors cell voltage, current and temperature. It converts the cell... More
  • 150 W Power Factor Corrected LLC Power Supply for LED Street Lighting

    Posted Saturday, May 30, 2015
    This engineering report describes a 48 V, 150 W reference design power supply for 90 VAC - 265 VAC LED street lights . The reference design can serve as a... More
  • Creative Dancing Lights

    Posted Monday, January 26, 2015
    Dancing Lights is a simple yet amusing project that entertains the user because of its attractive sequence of lightings. This can be constructed with few components such as NE555 timer,74HC4017BQ... More
  • Basic LED Light Control

    Posted Monday, December 01, 2014
    The design features a 555 timer simple application in which it manipulates the sequence of LED lighting. It is a low power that can last longer even with small energy source. More
  • Emergency Lights using Cool White LEDs

    Posted Monday, November 24, 2014
    This automatic emergency light circuit is designed using white LEDs. It can be used as an emergency lamp in homes and also in security systems. More
  • Up Down Fading LEDs

    Posted Thursday, November 06, 2014
    This is a simple circuit that slowly fades out when it is applied with some voltage. This project explains the circuit that starts fading depending on the incoming voltage. More
  • 3X3X3 LED Cube Circuit using 555 Timer

    Posted Thursday, September 11, 2014
    This is a simple LED Cube circuit designed using 555 timer. It can be very useful for home decoration purpose and home lighting systems. More