This component is a surface-mount power inductor with 680 microhenry inductance and a tolerance of ±20%. It is manufactured by DMBJ, a company that specializes in producing high-quality printed circuit board components. It is RoHS-compliant and part number CD54-681M. This component is suitable for applications such as power supplies, DC/DC converters, and filters. It can also be used in automotive, industrial, and medical devices. It features low DCR, high current handling capacity, stable inductance, and low core losses. It is also compatible with lead free soldering and is heavily-shielded for optimum EMI suppression.