Dimensions: mm Recommended Land Pattern: mm Electrical Properties: Properties Test conditions Value Unit Tol. Inductance L 1 kHz/ 250 mV 4.7 H 20% 1,7 Rated Current I T = 40 K 3.16 A max. R Saturation Current I L/L < 10 % 4.4 A typ. SAT DC Resistance R 20 C 28 m typ. DC DC Resistance R 20 C 32 m max. DC Self Resonant Frequency f 37 MHz typ. res Operating Voltage V 120 V max. 1,5 0,3 Certification: RoHS Approval Compliant 2011/65/EU&2015/863 7,3 0,3 REACh Approval Conform or declared (EC)1907/2006 no sensitive traces underneath the component Scale - 2:1 Halogen Free Conform JEDEC 709B Schematic: General Information: It is recommended that the temperature of the component does not exceed +125 C under worst case conditions Ambient Temperature (refering to -40 up to +85 C I ) R Operating Temperature -40 up to +125 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 - 2:1 Product Marking: Start of Winding CHECKED REVISION DATE (YYYY-MM-DD) GENERAL TOLERANCE PROJECTION METHOD Marking 4R7 (Inductance Code) ALa 010.005 2018-12-01 DIN ISO 2768-1m DESCRIPTION WE-PD Robust SMT Shielded Wrth Elektronik eiSos GmbH & Co. KG ORDER CODE EMC & Inductive Solutions Power Inductor Max-Eyth-Str. 1 7447779004 74638 Waldenburg Germany SIZE/TYPE BUSINESS UNIT STATUS PAGE Tel. +49 (0) 79 42 945 - 0 www.we-online.com 7345 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. 7,3 0,3 1,5 u0,2 4 0,3 4,5 max. 2,0 4,0 2,0Typical Inductance vs. Current Characteristics: Typical Impedance Characteristics: 5.0 10000 4.5 4.0 1000 3.5 3.0 100 2.5 2.0 1.5 10 1.0 0.5 1 0,1 1 10 100 1000 0.0 Frequency MHz 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0 Current A Z CHECKED REVISION DATE (YYYY-MM-DD) GENERAL TOLERANCE PROJECTION METHOD ALa 010.005 2018-12-01 DIN ISO 2768-1m DESCRIPTION WE-PD Robust SMT Shielded Wrth Elektronik eiSos GmbH & Co. KG ORDER CODE EMC & Inductive Solutions Power Inductor Max-Eyth-Str. 1 7447779004 74638 Waldenburg Germany SIZE/TYPE BUSINESS UNIT STATUS PAGE Tel. +49 (0) 79 42 945 - 0 www.we-online.com 7345 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 H Impedance