Dongbu (DB) HiTek (DB하이텍) is a semiconductor company applying analog, power, image sensors, and mixed-signal technologies. It prototypes and manufactures system-level wafers used for a range of electronic products, including TVs, computers, mobile phones, and automotive applications. The company produces microelectromechanical microphone transducers, light-emitting diode driver chips, power management amplifier device chips, high-voltage device chips, and other products.