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US 2013/0093355 A1Published application
Led driving circuit
AssigneeLG Innotek Co., Ltd.
InventorJae Hyun HAN
Life of this patent
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Abstract
Disclosed is an LED driving circuit. The LED driving circuit includes a power supply, an LED array to receive a signal of the power supply, an IC connected to the LED array, and an inrush current restricting part to gradually increase an output current recognized in the IC. The inrush current restricting part comprises at least one of a frequency adjusting part and a current adjusting part.
Claims12
An LED driving circuit comprising:
- a power supply;
- an LED array to receive a signal of the power supply;
- an IC connected to the LED array;
- and
- an inrush current restricting part to gradually increase an output current recognized in the IC,
- wherein the inrush current restricting part comprises at least one of a frequency adjusting part and a current adjusting part.
3 more elements
An LED driving circuit comprising:
- a power supply;
- an LED array to receive a signal of the power supply;
- an IC connected to the LED array;
- and
- an inrush current restricting part to gradually increase an output current recognized in the IC,
- wherein the inrush current restricting part comprises a frequency adjusting part and a current adjusting part, the frequency adjusting part comprises a P type FET, the current adjusting part comprises an N type FET, and a voltage applied to a gate terminal of the P type FET is equal to a voltage applied to a gate terminal of the N type FET.
3 more elements
Dependencies are inferred from the claim text.