摘要 |
An LED (Light Emitting device) driving circuit is disclosed, the circuit characterized by: at least two LED strings (120); at least two constant current control blocks (140) for respectively controlling a current path of the at least two LED strings; a detector (160) for detecting a voltage in the at least two constant current control blocks; and a power supply (200) for supplying a driving power to the at least two LED strings (120) in response to the detected voltage. |