Dimensions: mm Recommended Land Pattern: mm Electrical Properties: Properties Test conditions Value Unit Tol. Inductance L 0.796 MHz 680 H 10% Rated Current I T = 20 K 50 mA max. R DC Resistance R 20 C 30 max. DC Self Resonant Frequency f 3.7 MHz typ. res Q-Factor Q 0.796 MHz 30 min. +0,3 Certification: 1 -0,0 2,2 1,5 RoHS Approval Compliant 2011/65/EU&2015/863 REACh Approval Conform or declared (EC)1907/2006 4,5 0,3 4,2 0,2 Scale - 6:1 Schematic: General Properties: It is recommended that the temperature of the component does not exceed +105C under worst case conditions Ambient Temperature (referring -40 up to +85 C to I ) R Operating Temperature -40 up to +105 C Storage Conditions (in original < 40 C < 90 % RH packaging) Moisture Sensitivity Level (MSL) 3 Test conditions of Electrical Properties: +20 C, 33 % RH if not specified differently Scale - 6:1 Product Marking: Marking 681K (Inductance Code) CHECKED REVISION DATE (YYYY-MM-DD) GENERAL TOLERANCE PROJECTION METHOD SiBo 005.000 2020-02-07 DIN ISO 2768-1m DESCRIPTION WE-GF SMT Wire Wound Inductor Wrth Elektronik eiSos GmbH & Co. KG ORDER CODE EMC & Inductive Solutions Max-Eyth-Str. 1 74476626 74638 Waldenburg Germany SIZE/TYPE BUSINESS UNIT STATUS PAGE Tel. +49 (0) 79 42 945 - 0 www.we-online.com 1812 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. 3,2 0,2 1,2 3,2 0,4 1,6Typical Impedance Characteristics: 1000000 100000 10000 1000 100 10 1 0.1 1 10 100 1000 Frequency MHz Z CHECKED REVISION DATE (YYYY-MM-DD) GENERAL TOLERANCE PROJECTION METHOD SiBo 005.000 2020-02-07 DIN ISO 2768-1m DESCRIPTION WE-GF SMT Wire Wound Inductor Wrth Elektronik eiSos GmbH & Co. KG ORDER CODE EMC & Inductive Solutions Max-Eyth-Str. 1 74476626 74638 Waldenburg Germany SIZE/TYPE BUSINESS UNIT STATUS PAGE Tel. +49 (0) 79 42 945 - 0 www.we-online.com 1812 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. Impedance