US 11,881,150 B2
Display device
Yang Uk Nam, Yongin-si (KR); and Sung Chun Park, Yongin-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed on Jul. 25, 2022, as Appl. No. 17/872,336.
Claims priority of application No. 10-2022-0010187 (KR), filed on Jan. 24, 2022.
Prior Publication US 2023/0237952 A1, Jul. 27, 2023
Int. Cl. G09G 3/20 (2006.01)
CPC G09G 3/2096 (2013.01) [G09G 2300/0819 (2013.01); G09G 2330/021 (2013.01)] 18 Claims
OG exemplary drawing
1. A display device, comprising:
a power management integrated circuit (IC) including a feedback terminal for receiving a feedback voltage that corresponds to an input voltage, a first resistor and a second resistor, which are connected to the feedback terminal, and an output terminal for supplying a first voltage;
a display driver IC electrically connected to the power management IC, the display driver IC including an input terminal for receiving the input voltage that corresponds to the first voltage; and
a frequency compensation circuit connected to the input terminal, the feedback terminal, and the output terminal, the frequency compensation circuit including a feedback capacitor and a feedback resistor, wherein a value of the feedback resistor is smaller than a value of the first resistor and a value of the second resistor.