Ballast for lighting means
AssigneeTridonic GmbH & Co KG
InventorsFrank Lochmann, Markus Mayrhofer, Janosch Marquart, Simon Nigsch
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Abstract
The invention relates to a ballast (101) for lighting means, comprising an actively switched power factor correction stage (102), which is implemented in a Totem Pole boost topology, comprising a control circuit (103), which issues control signals for driving switches of the PFC stage (102), wherein the control circuit (103) is on a floating potential and galvanically isolated from a ground potential of the ballast (101).
Claims9
A ballast (101) for lighting means, comprising an actively switched power factor correction stage (102), which is implemented in a Totem Pole boost topology, comprising
- a control circuit (103), which issues control signals for driving switches of the PFC stage (102),
- wherein the control circuit (103) is on a floating potential and galvanically isolated from a ground potential of the ballast (101).
Dependencies are inferred from the claim text.