公开(公告)号：US20170006678A1

公开(公告)日：2017-01-05

申请号：US15038884

申请日：2014-11-26

Applicant: LG INNOTEK CO., LTD.

Inventor： Dong Soo LEE ,  Joo Hoon KIM ,  Seok YOON

IPC: H05B33/08

CPC classification number: H05B33/0845 ,  H05B33/0809 ,  H05B33/0815 ,  H05B33/0887

Abstract: The present invention relates to a power apparatus for an LED lighting, and more specifically, to an LED lighting comprising: a filter for blocking noise from an inputted AC power; a rectifier, which is connected to the filter, for converting AC power into DC power; a power factor compensation circuit for controlling the power factor of power received from the rectifier; a central control circuit for controlling the operation of the power apparatus for the LED lighting; and an LED control circuit for controlling power inputted through the power factor compensation circuit and providing same to an LED, wherein the power factor compensation circuit includes a bypass element connected between an input end and an output end.

Abstract translation: 本发明涉及一种用于LED照明的电力设备，更具体地说，涉及一种LED照明装置，包括：用于阻止来自输入的交流电源的噪声的滤波器; 整流器连接到滤波器，用于将AC电力转换为DC电力; 用于控制从整流器接收的功率的功率因数的功率因数补偿电路; 用于控制用于LED照明的电力设备的操作的中央控制电路; 以及LED控制电路，用于控制通过功率因数补偿电路输入的功率并将其提供给LED，其中功率因数补偿电路包括连接在输入端和输出端之间的旁路元件。

公开(公告)号：US20170041993A1

公开(公告)日：2017-02-09

申请号：US15039247

申请日：2014-11-26

Applicant: LG INNOTEK CO., LTD.

Inventor： Dong Soo LEE ,  Jong Hyun LEE ,  Kwang Jong KIM ,  Seok YOON

IPC: H05B33/08 ,  F21V31/00 ,  F21V23/02 ,  F21V23/06

CPC classification number: H05B33/0809 ,  F21V23/023 ,  F21V23/06 ,  F21V31/005 ,  H05B33/0842 ,  H05B33/0884

Abstract: The present invention relates to a power supply apparatus for an LED lighting, comprising: a printed circuit board on which a circuit for converting input power into output power for driving the LED lighting is printed; an MCU, which comprises a driving voltage port, a ground port, and a voltage sensing port and is connected to the printed circuit board, for delivering control signals to the circuit so that a current applied to the LED lighting is converted based on a voltage inputted into the voltage sensing port; a first resistance of which one end is connected to the driving voltage port and the other end is connected to a voltage sensing node; a second resistance of which one end is connected to the ground port and the other end is connected to the voltage sensing node; a sensing wire of which one end is connected to the voltage sensing port and the other end is connected to the voltage sensing node; a first wire of which one end is connected to one end of the first resistance and the other end is open; a second wire of which one end is connected to one end of the second resistance is the other end is open; a third wire including a third resistance wherein one end of the third resistance is connected to the voltage sensing node and the other end of the third resistance is open; and a housing provided with an inner space to which the printed circuit board, the MCU, the first resistance, the second resistance, the sensing wire, and one end of the first to third wires are coupled.

Abstract translation: LED照明用电源装置技术领域本发明涉及一种LED照明用电源装置，其特征在于，包括：印刷电路基板，印刷有用于将输入电力转换为用于驱动所述LED照明的输出电力的电路; MCU，其包括驱动电压端口，接地端口和电压感测端口，并且连接到印刷电路板，用于将控制信号传送到电路，使得施加到LED照明的电流基于电压被转换 输入到电压感测端口; 其一端连接到驱动电压端口的第一电阻和另一端连接到电压感测节点; 其一端连接到地端口的第二电阻，另一端连接到电压感测节点; 感测线，其一端连接到电压感测端口，另一端连接到电压感测节点; 一端与第一电阻的一端连接，另一端开放的第一线; 一端与第二电阻的一端连接的第二线是另一端开放; 第三导线，包括第三电阻，其中第三电阻的一端连接到电压感测节点，第三电阻的另一端断开; 以及设置有内部空间的壳体，印刷电路板，MCU，第一电阻，第二电阻，感测线以及第一至第三线的一端耦合到该内部空间。