主权项 |
1. A lighting device comprising at least one light source, the lighting device comprising driver circuitry to:
conduct a first predefined current within at least one predefined classification current range upon receiving a classification voltage within a classification voltage range, and conduct a second predefined current upon receiving an operation voltage, wherein a power consumed at the operation voltage is within at least one predefined power consumption class, the classification current range being associated with the power consumption class, wherein the first predefined current and the second predefined current are defined by at least one from a group of forward voltage characteristics of the light source, a property of a voltage dropping device connected to the lighting device, a property of a current drawing device connected to the lighting device and characteristics of a power converter configured to deliver an output voltage, which differs from the input voltage, to the light source. |