Electronics Projects, Energy Saving Fluorescent Lamp Power LED Driver Module article
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Author fluorescent deteriorating energy saving lamp electronic power board to assess these additional driver card have made objective robust power board with power LEDs (EDEX-3LA1-E1) to run … for that power board transformer addition to the 14-lap winding adds this already across the grid had enough space.
Received after winding voltage-controlled MOSFET pointed the opamp (LM393, IRLMK6401) spend LED current limiting circuit is running ..
A similar method used TV or monitor tubes used for I no longer shock Do not store it worked EHT transformer additional windings whether the Flemish data were sometimes SMPS transformer in addition to had to do a simple module to run those were the hey …
PCB drawings that you see in the image given circuit pcb layout can open the file in addition to the classic sprint with the capacitor voltage operated circuit LEDs have overthrown his drawings and diagrams given in the pcb ..
attention Circuits has been working with high voltage capacitor connection Observe caution + – If you connect the high voltage polarity may be large explosions before running the insured Power Line circuit, protective goggles
source: radiokot.ru/lab/hardwork/69/ alternative link: energy-saving-fluorescent-lamp-power-led-driver-module.RAR alternative link2 alternative link3