Emil Kovatchev

Analysis and investigations on a digitally controlled LED buck driver for automotive LED applications
Emil N. Kovatchev, Nadezhda L. Evstatieva

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This article presents a configurable constant current LED driver with DSP digital control. A novel, cost-effective high-side current sensing circuit provides feedback signal, proportional to the average LED current. A fast ...  read more

Design and investigations on a high frequency resonant boost converter
Emil Kovatchev, Georgi Mihov

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A practical design approach for a high-frequency resonant boost converter with zero-voltage switching (ZVS) technique is presented in this paper. The аdvantages of the soft resonant commutation have become more apparent with ...  read more