Dimensions: mm Recommended Land Pattern: mm Electrical Properties: Properties Test conditions Value Unit Tol. Inductance L 7.96 MHz 3.9 H 5% Q-Factor Q 7.96 MHz 20 min. DC Resistance R 20 C 1.5 max. DC Rated Current I T = 15 K 420 mA max. R Self Resonant Frequency f 105 MHz min. res Certification: 0,5 0,1 RoHS Approval Compliant 2011/65/EU&2015/863 0,9 ref. REACh Approval Conform or declared (EC)1907/2006 1,2 ref. Halogen Free Conform JEDEC JS709B Halogen Free Conform IEC 61249-2-21 2,6 0,2 Scale - 10:1 Component Qualification AEC-Q200 Grade 3 Schematic: General Information: Ambient Temperature (referring -40 up to +70 C to I ) R Operating Temperature -40 up to +85 C Storage Conditions (in original < 40 C < 75 % RH packaging) Moisture Sensitivity Level (MSL) 1 Test conditions of Electrical Properties: +20 C, 33 % RH if not specified differently Scale - 10:1 Marking 3R9 (Inductance Code) CHECKED REVISION DATE (YYYY-MM-DD) GENERAL TOLERANCE PROJECTION METHOD JoMa 002.002 2021-03-09 DIN ISO 2768-1m DESCRIPTION WE-RFH Ferrite SMT Inductor Wrth Elektronik eiSos GmbH & Co. KG ORDER CODE EMC & Inductive Solutions Max-Eyth-Str. 1 744758339A 74638 Waldenburg Germany SIZE/TYPE BUSINESS UNIT STATUS PAGE Tel. +49 (0) 79 42 945 - 0 www.we-online.com 1008A eiSos Valid 1/6 eiSos we-online.com This electronic component has been designed and developed for usage in general electronic equipment only. This product is not authorized for use in equipment where a higher safety standard and reliability standard is especially required or where a failure of the product is reasonably expected to cause severe personal injury or death, unless the parties have executed an agreement specifically governing such use. Moreover Wrth Elektronik eiSos GmbH & Co KG products are neither designed nor intended for use in areas such as military, aerospace, aviation, nuclear control, submarine, transportation (automotive control, train control, ship control), transportation signal, disaster prevention, medical, public information network etc.. Wrth Elektronik eiSos GmbH & Co KG must be informed about the intent of such usage before the design-in stage. In addition, sufficient reliability evaluation checks for safety must be performed on every electronic component which is used in electrical circuits that require high safety and reliability functions or performance. 2,1 0,2 0,7 ref. 1,7 0,2 2,2 ref.Typical Inductance vs. Frequency Characteristics: Q-Factor vs. Frequency: 10000 30 25 1000 20 100 15 10 10 5 1 0 1 10 100 1000 1 10 100 1000 Frequency MHz Frequency MHz CHECKED REVISION DATE (YYYY-MM-DD) GENERAL TOLERANCE PROJECTION METHOD JoMa 002.002 2021-03-09 DIN ISO 2768-1m DESCRIPTION WE-RFH Ferrite SMT Inductor Wrth Elektronik eiSos GmbH & Co. KG ORDER CODE EMC & Inductive Solutions Max-Eyth-Str. 1 744758339A 74638 Waldenburg Germany SIZE/TYPE BUSINESS UNIT STATUS PAGE Tel. +49 (0) 79 42 945 - 0 www.we-online.com 1008A eiSos Valid 2/6 eiSos we-online.com This electronic component has been designed and developed for usage in general electronic equipment only. This product is not authorized for use in equipment where a higher safety standard and reliability standard is especially required or where a failure of the product is reasonably expected to cause severe personal injury or death, unless the parties have executed an agreement specifically governing such use. Moreover Wrth Elektronik eiSos GmbH & Co KG products are neither designed nor intended for use in areas such as military, aerospace, aviation, nuclear control, submarine, transportation (automotive control, train control, ship control), transportation signal, disaster prevention, medical, public information network etc.. Wrth Elektronik eiSos GmbH & Co KG must be informed about the intent of such usage before the design-in stage. In addition, sufficient reliability evaluation checks for safety must be performed on every electronic component which is used in electrical circuits that require high safety and reliability functions or performance. Inductance nH Q