Intelligent trailing edge dimming device based on MOSFET
A rear-edge dimming and intelligent technology, applied in lighting devices, light sources, electric light sources, etc., can solve problems such as poor EMC electromagnetic compatibility
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[0025] figure 2 It is a schematic circuit diagram of a MOSFET-based intelligent trailing edge dimming device provided in an embodiment of the present application. Such as figure 2 As shown, a MOSFET-based intelligent trailing edge dimming device includes a MOSFET basic chopper circuit, a MOSFET drive and short-circuit protection circuit, a MOSFET drive power-taking circuit, a MOSFET anti-high voltage pulse protection circuit, and an EMI interference elimination circuit;
[0026] The MOSFET basic chopping circuit is respectively connected with the MOSFET driving and short-circuit protection circuit, the EMI interference elimination circuit, and the MOSFET anti-high voltage pulse protection circuit;
[0027] The EMI interference elimination circuit is connected with the MOSFET anti-high voltage pulse protection circuit;
[0028] The MOSFET anti-high voltage pulse protection circuit is connected to the driving load;
[0029] The MOSFET drive and short circuit protection circ...
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