公开(公告)号：US20140177283A1

公开(公告)日：2014-06-26

申请号：US13946890

申请日：2013-07-19

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Jae Kook KIM ,  Chong Eun KIM ,  Sung Ho KIM ,  Dong Kyun RYU

IPC: H02M3/335

CPC classification number: H02M3/33576 ,  H02M2001/0058 ,  H02M2001/007 ,  H02M2001/0096 ,  Y02B70/1491

Abstract: There is provided a power supply including a direct current (DC) to DC converter supplying main power to a load, and a sub converter connected to the DC to DC converter and reducing output loss, wherein the sub converter is operable based on a hold-up time.

Abstract translation: 提供了一种电源，其包括向负载提供主电力的直流（DC）到DC转换器以及连接到DC-DC转换器的子转换器，并且减小输出损耗，其中所述副转换器可基于保持 - 上班时间

公开(公告)号：US20140185329A1

公开(公告)日：2014-07-03

申请号：US13839355

申请日：2013-03-15

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Jae Kuk KIM ,  Chong Eun KIM ,  Sung Ho KIM ,  Dong Kyun RYU

IPC: H02M3/28

CPC classification number: H02M3/33538 ,  H02M2003/1586

Abstract: There is provided a power supply apparatus including an interleaved active clamp forward converter unit including a first active clamp forward converter and a second active clamp forward converter, and an output unit magnetically coupled to the forward converter unit and having an output path according to a duty ratio of the forward converter unit, wherein the output unit includes a third powering leg electrified when the first active clamp forward converter and the second active clamp forward converter are powered, and an output leg supplying power to a load.

Abstract translation: 提供了一种电源装置，其包括交错的有源钳位正激转换器单元，其包括第一有源钳位正激转换器和第二有源钳位正激转换器，以及输出单元，其磁耦合到正激转换器单元并具有根据占空比的输出路径 正向转换器单元的比率，其中当第一有源钳位正激转换器和第二有源钳位正激转换器被供电时，输出单元包括通电的第三供电支路，以及向负载供电的输出支路。

公开(公告)号：US20160079872A1

公开(公告)日：2016-03-17

申请号：US14847340

申请日：2015-09-08

Applicant: Samsung Electro-Mechanics Co., Ltd.

Inventor： Dong Kyun RYU ,  Gie Hyoun KWEON ,  Sang Kyoo HAN

IPC: H02M3/335

CPC classification number: H02M3/156 ,  H02M1/4225 ,  H02M3/33553 ,  H02M3/33561 ,  H02M3/337 ,  H02M2001/0045 ,  H02M2001/0058 ,  H02M2001/007 ,  H05B33/0815 ,  Y02B70/126 ,  Y02B70/1491

Abstract: In an embodiment of the present invention, a power converter for applying a voltage to a load having at least one channel includes a power supply for storing and outputting a floating voltage lower than a forward voltage of the channel and a converter for receiving and converting a link voltage to generate a first voltage, thereby transmit the voltage higher than the forward voltage of the channel.

Abstract translation: 在本发明的实施例中，用于向具有至少一个通道的负载施加电压的功率转换器包括用于存储和输出低于该通道的正向电压的浮动电压的电源和用于接收和转换 链路电压以产生第一电压，从而传输高于信道的正向电压的电压。

公开(公告)号：US20150003125A1

公开(公告)日：2015-01-01

申请号：US14055408

申请日：2013-10-16

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Kang Hee LEE ,  Jun Woo PARK ,  Sung Soo HONG ,  Jae Sun WON ,  Dong Kyun RYU ,  Seung Wan YU ,  Seung Ho HAN ,  Hwa Hun CHIN

IPC: H02M1/32 ,  H02M1/44 ,  H02H9/00

CPC classification number: H02H9/005 ,  H02H9/041 ,  H02M7/06

Abstract: There is provided a power supply having a surge protection circuit for protecting a product from a power surge by way of efficiently discharging a surge voltage or a surge current introduced through AC input power terminals to be applied to the product during the use of the product. The power supply having a surge protection circuit includes a discharging unit having discharge patterns disposed between power lines of input power terminals to discharge a surge voltage introduced into each of the power lines of the input power terminals; and a power supplying unit converting the power input via the input power terminals into predetermined power to supply the converted power.

Abstract translation: 提供了具有浪涌保护电路的电源，用于通过在产品使用期间有效地释放通过AC输入电源端子引入的浪涌电压或浪涌电流来保护产品免受电力浪涌的影响。 具有浪涌保护电路的电源包括：放电单元，具有设置在输入电源端子的电源线之间的放电图案，以对引入到输入电力端子的每个电力线的浪涌电压进行放电; 以及电源单元，经由输入电源端子将电力输入转换成预定功率以提供转换的电力。

公开(公告)号：US20150115838A1

公开(公告)日：2015-04-30

申请号：US14528826

申请日：2014-10-30

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Jae Kuk KIM ,  Dong Kyun RYU

IPC: H05B33/08

CPC classification number: H05B33/0815

Abstract: A switching mode power supply apparatus includes a main transformer converting DC voltage of a predetermined amplitude supplied from a voltage source into DC voltage of a different amplitude; an auxiliary transformer operated by receiving current flowing in a primary winding of the main transformer; a first semiconductor switching element turning on/off an LED array that is driven by receiving voltage from a secondary winding of the auxiliary transformer; and an auxiliary circuit disposed in an LED control circuit unit including the LED array and the first semiconductor switching element, wherein the auxiliary circuit distributes current flowing in the first semiconductor switching element so as to reduce heat generated in the first semiconductor switching element.

Abstract translation: 开关模式电源装置包括将从电压源提供的预定幅度的DC电压转换为不同振幅的DC电压的主变压器; 辅助变压器通过接收在主变压器的初级绕组中流动的电流来操作; 第一半导体开关元件，其通过从所述辅助变压器的次级绕组接收电压来驱动所述LED阵列的导通/截止; 以及辅助电路，设置在包括所述LED阵列和所述第一半导体开关元件的LED控制电路单元中，其中所述辅助电路分配在所述第一半导体开关元件中流动的电流，以便减少在所述第一半导体开关元件中产生的热量。