Linear Current Source LED Driver with Dimmer Input

Linear 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...

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1.316
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Sound to RC Servo Driver v2.0 – Arduino Compatible

Sound 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...

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1.628
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14 Comments
PWM to Voltage Converter – PWM to Voltage Output DAC

PWM 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...

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1.383
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21-Watt Universal AC LED Driver with Accurate Average-Mode Constant Current Control

21-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...

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1.328
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High-performance, High-reliability Bipolar Stepper Motor Driver

High-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...

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1.341
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Power-Saving PWM Solenoid Controller

Power-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...

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1.665
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0 Comments
3-Phase Brushless DC Sinusoidal Sensorless Fan Motor Driver

3-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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1.651
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1 Comments
High Current Half-Bridge with Over Current Shutdown

High Current Half-Bridge with Over Current Shutdown

The project presented here is a versatile high voltage Half-Bridge with Over-Current Shutdown. The project is built using LT1158 IC from Analog Devices. It is suited for many applications as listed below. A single input pin on the LT1158 synchronously controls two N-channel power...

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1.524
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