Joystick Controlled 2 x RC Servo motors – Arduino Compatible
Motor

Joystick Controlled 2 x RC Servo motors – Arduino Compatible

This project enables easy control of 2 RC servo motors using a thumb joystick. This is an Arduino compatible project and it consists of a thumb joystick, ATMEGA328 microcontroller, filter capacitor on dc supply, and other components. The thumb joystick has 2 axes, X and Y. The joystick...

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Voltage-Controlled Pulse Width Modulator (PWM) – PWM Signal Generator
MiscellaneousTimer

Voltage-Controlled Pulse Width Modulator (PWM) – PWM Signal Generator

This is an easy-to-use voltage to PWM converter. The project occupies very little space.  The circuit is built using the versatile silicon timing device LT6992-1 chip. Pulse Width Modulation (PWM) Controlled by Simple 0V to 1V Analog Input, multiturn trimmer potentiometer provided to...

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Multiphase Oscillator with 40% Spread Spectrum Frequency Modulation and 250Khz Output Frequency
TimerTop Stories

Multiphase Oscillator with 40% Spread Spectrum Frequency Modulation and 250Khz Output Frequency

This is a precision, low power, and easy-to-use oscillator that provides multiphase outputs. The output frequency of the project is set to 250Khz, with 40% spread spectrum. The oscillator frequency can be set by resistor R1, and the spread spectrum can be changed using R3. The master...

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1260
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H-Bridge Motor Driver with Integrated Current Sense and Regulation using DRV8874
MotorTop Stories

H-Bridge Motor Driver with Integrated Current Sense and Regulation using DRV8874

In past, we have published many brushed dc motor driver boards for various projects and usually, they have some sort of limitations, as some of them are large in size, require large size heatsink, doesn’t have current feedback, they don’t have overload protection, some require...

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60W LED Dimmer for 12V LEDs using 555 Timer
Led

60W LED Dimmer for 12V LEDs using 555 Timer

The project shown here is a cheap 60W LED dimmer for 12V LEDs/12V LED strips. The circuit is based on the very popular, versatile, and low-cost 555 timer IC, NE555 IC generates a PWM signal and IRF540 MOSFET works as output driver for the LEDs. In this circuit the 555 IC used in an...

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Maxim Integrated MAX17623/MAX17624 Evaluation Kits
Power supply

Maxim Integrated MAX17623/MAX17624 Evaluation Kits

Maxim Integrated MAX17623/MAX17624 Evaluation Kits is configured to evaluate the MAX17623/MAX17624 Step-Down Converters' operation. The MAX17623/MAX17624 Step-Down Converters are part of the Himalaya series of products that enable cooler, smaller, and simpler power supply solutions. The...

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Smart RGB LED Light Stick – Arduino Compatible
Led

Smart RGB LED Light Stick – Arduino Compatible

This is a Smart LED light stick that contains 20 x WS2812B single wire addressable full colors RGB LEDs and Atmega328 microcontroller. These full colors chainable intelligent RGB LEDs work with a single wire addressable protocol thus they require a micro-controller to generate the pulse...

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1480
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PWM Module with Dual Source/Sink Outputs using SG3525
Timer

PWM Module with Dual Source/Sink Outputs using SG3525

SG3525 PWM module is a great tool for every hobbyist. This circuit can be used in various applications such as switching power supply, DC-DC converter, DC motor speed controller, LED dimer, High voltage power supply, solenoid driver, and electronic DC load.  This low-cost pulse width...

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