The AC0402DR-071K78L chip resistor is a surface-mount, 4-terminal resistor component built by Yageo. It has a resistance of 1.78KOhms (1,780 ohms) with a tolerance of ±0.5 percent (±0.5%). The rated power of the component is 1/16W, and has a size of 0402 (1.0 x 0.5 mm). The device is RoHS (Restriction of Hazardous Substances directive) compliant, meaning it has no hazardous materials. It can be used in a variety of applications, such as voltage dividers, mixing circuits, signal processing, timing circuits, zero-crossing detectors, and many more.