Tag: PWM
Brushed DC Motor Speed Controller Using Radio Control (RC) Remote
This is a Brushed DC motor controller designed to control one brushed DC motor up to 5A. It can control the speed of the DC motor using a Radio Control (RC) System. This Arduino compatible hardware converts RC PWM signal into 0 to 100% duty cycle PWM which further drives high current...
Continue ReadingLinear Current Source LED Driver with Dimmer Input
The compact module shown here is a linear current source for LED driver and it's ideal for automotive LED lighting applications. The project is built using a TLD1211 chip from Infineon. The board provides supply to LEDs under the severe condition of automotive applications resulting...
Continue ReadingSound to RC Servo Driver v2.0 – Arduino Compatible
The project presented here is made for applications such as Animatronics, Puppeteer, sound-responsive toys, and robotics. The Arduino compatible board consists of LM358 OPAMP, ATMEGA328 microcontroller, microphone, and other components. The project moves the RC servo once receives any...
Continue ReadingPWM to Voltage Converter – PWM to Voltage Output DAC
The project presented here is a dual 12-bit PWM-to-voltage output DAC with high accuracy. The board is based on the LTC2644 chip. The LTC2644 measures the period and pulse width of the PWM input signals and updates the voltage output DACs after each corresponding PWM input rising...
Continue Reading21-Watt Universal AC LED Driver with Accurate Average-Mode Constant Current Control
The project presented here is an average current mode control LED driver operating in a constant off-time mode. The project consists of a bridge rectifier followed by a buck converter operating with a fixed off-time of 20µs. The circuit provides accuracy, and line and load regulation...
Continue ReadingHigh-performance, High-reliability Bipolar Stepper Motor Driver
The project presented here is a bipolar stepper motor driver. It is based on BD63731EFV chip which is a low-consumption driver that is driven by a PWM signal. The power supply voltage of the project is 8 to 28V DC, and the rated output current is 3A. CLK-IN driving mode is adopted for...
Continue ReadingPower-Saving PWM Solenoid Controller
The project described here is a power-saving pulse-width modulator (PWM) controller for solenoids with an internal supply regulator. The board is based on the DRV110 IC which is a PWM current controller which is specifically designed for solenoid and relay applications. The project...
Continue Reading3-Phase Brushless DC Sinusoidal Sensorless Fan Motor Driver
Driving a low current 3 phase brushless Sensorless DC motor is very easy with this project. This Full-wave BLDC driver project is capable to drive low current brushless fan motor without a hall sensor. 180° sinusoidal drive, high torque output, and silent drive are a few key features...
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