FE RRITES September 2019 Mn-Zn Ferrite Cores for Switching Power Supplies Planar series EL ELT PQI EIR ER EI(2/49) FERRITES REMINDERS FOR USING THESE PRODUCTS Please be sure to read this manual thoroughly before using the products. The products listed on this catalog are intended for use in general electronic equipment (AV equipment, telecommunications equipment, home appliances, amusement equipment, computer equipment, personal equipment, office equipment, measurement equipment, industrial robots) under a normal operation and use condition. The products are not designed or warranted to meet the requirements of the applications listed below, whose performance and/or quality require a more stringent level of safety or reliability, or whose failure, malfunction or trouble could cause serious damage to society, person or property. When using the products for specific purposes, please first make confirmations in areas such as safety, reliability, and quality. Please understand that we are not in a position to be held responsible for any damage or the like caused by any use exceeding the range or conditions of this specification sheet or by any use in the specific applications. (1) Aerospace/Aviation equipment (8) Public information-processing equipment (2) Transportation equipment (electric trains, ships, etc.) (9) Military equipment (3) Medical equipment (10) Electric heating apparatus, burning equipment (4) Power-generation control equipment (11) Disaster prevention/crime prevention equipment (5) Atomic energy-related equipment (12) Safety equipment (6) Seabed equipment (13) Other applications that are not considered general-purpose (7) Transportation control equipment applications When using this product in general-purpose standard applications, you are kindly requested to take into consideration securing protection circuit/equipment or providing backup circuits, etc to ensure higher safety. 20190912 / ferrite mz sw planar en.fm