You can access the TAIYO YUDEN original WEB site, which enables you to choose optimum power inductors for DCDC converter.
This is an easy-calculation tool for combined impedance of capacitors in PDN (Power Distribution Network).
You can download the TAIYO YUDEN original software, which enables you to choose optimum EMC countermeasure components, on this page.
You can download the components library for circuit/SI/PI simulators on this page.
You can download PDF catalogs, S-parameters and SPICE models of TAIYO YUDEN products from this page.
You can download the fundamental knowledge documents for Capacitors on this page.