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Surge protection circuit for light emitting diode driver, has metal oxide varistor and gas discharge tube that are connected in series, and first capacitor connected between neutral terminal and ground terminal 2023-05-18
Variable current transmission circuit for adjusting lumen output of LED driver of solid-state lighting, has variable current setting module for varying output current of LED driver, current sensing module for sensing input current, and current injection module for increasing input current 2023-05-17