Author Archives: Adam

L6208 Stepper Motor Controller

Posted on February 13, 2010 by Adam

This circuit is a L6208 stepper motor controller. To build this circuit, we can implement slow decay. It allows

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Discrete High Current Switch Mode LED Driver

Posted on February 13, 2010 by Adam
Discrete High Current Switch Mode LED Driver

This is a discrete high current switch mode LED driver circuit. The basics of this circuit is a buck-converter principle. The efficiency of this circuit is 80 to 90 %. This circuit can be applied on automotive lighting applications. The … Continue reading →

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Wien Bridge Sine Wave Oscillator

Posted on February 11, 2010 by Adam
Wien Bridge Sine Wave Oscillator

Getting the right amplifier loop gain is the major problem in producing a low distortion constant amplitude sine wave. However, we can solve this problem with Wien bridge sine wave oscillator. Here is the circuit : This circuit uses the … Continue reading →

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