The OB2273 is an oscillator driver widely used in switching power supplies of Chinese TV boards, chargers and all kinds of lowcost applications, its small size does not make it a simple device, but on the contrary it has a whole range of functions that make it a powerful PWM driver oscillator and which we will explain next.

The surprise:
   • EL JOVEN A QUIEN LOUIS PASTEUR AVERGO...  

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