The Power by Linear LTM4662 is a dual 15A or single 30A step-down µModule regulator in a BGA package with an exposed stacked inductor for improved thermal dissipation properties. The remaining components, the MOSFETs, DC/DC controller and supporting components, are over-moulded and the complete device is housed in a 11.25mm x 15mm x 5.74mm BGA ... This story continues at µModule regulator exposes stacked inductor for thermal dissipation Or just read more coverage at Electronics Weekly