First Power Management IC for Laptops with UHD Display Panels MagnaChip Semiconductor Corporation (“MagnaChip”) (NYSE: MX), announced today a new line of power management integrated circuits (PMIC) by introducing its first UHD display panel PMIC for laptops. This is a product release announcement by MagnaChip Semiconductor. The issuer is solely responsible for its content. PMICs are integrated circuits that include multiple power management functions within a single chip, and they are frequently used to power space-constrained devices where high-efficient and compact form factors are required. They are essential for battery-operated devices since the battery life depends on the efficiency of the PMIC’s power management capabilities.