Dimensions: mm Recommended Land Pattern: mm Electrical Properties: Properties Test conditions Value Unit Tol. Inductance L N1/ 100 kHz/ 100 mV 42 H 10% Turns Ratio n N1 : N2 : N3 11:1:3.3 3% 6 7 3,05 I Saturation Current N1/ L/L < 20 % 8 A typ. SAT DC Resistance 1 R N1/ 20 C 99 m 20% 1 12 DC 1 R DC Resistance 2 N2/ 20 C 3.2 m 20% 1 DC 2 12 R DC Resistance 3 N3/ 20 C 220 m 20% DC 3 29,08 max. Leakage Inductance L N1/ 100 kHz/ 100 mV 3 H max. S 6 7 V Insulation Test Voltage N1,3 => N2 1500 V (AC) T 22,0 typ. 26,52 Certification: 20,0 typ. RoHS Approval Compliant 2011/65/EU&2015/863 REACh Approval Conform or declared (EC)1907/2006 Schematic: 0,71 0,13 12 General Information: N1 Operating Temperature -40 up to +125 C 10,11,12 Storage Conditions (in original < 40 C < 75 % RH packaging) 34 N2 5 Storage Conditions (for single -20 up to +60 C parts) 7,8,9 Moisture Sensitivity Level (MSL) 1 N3 Test conditions of Electrical Properties: +20 C, 33 % RH if not specified differently 6 Scale - 1:1 Product Marking: Pin 1 CHECKED REVISION DATE (YYYY-MM-DD) GENERAL TOLERANCE PROJECTION METHOD WJK 007.002 2021-10-18 DIN ISO 2768-1m DESCRIPTION WE-PoE+ Power over Ethernet Wrth Elektronik eiSos GmbH & Co. KG ORDER CODE EMC & Inductive Solutions Plus Transformer Max-Eyth-Str. 1 749119433 74638 Waldenburg Germany SIZE/TYPE BUSINESS UNIT STATUS PAGE Tel. +49 (0) 79 42 945 - 0 www.we-online.com EFD20 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. 23,11 max. 11,43 max. 1,27 3,0Typical Application: Typical Inductance vs. Current Characteristics: Properties Value Unit 45.0 Version CCM Flyback V Input Voltage 36 - 72 V (DC) in V Output Voltage 1 3.3 V 40.0 Out1 Output Current 1 I 9 A Out1 V Auxiliary Voltage 11 V aux 35.0 f Switching Frequency 250 - 400 kHz switch Input: N1 Output 1: N2 Auxiliary: N3 30.0 Table shows a typical application. Values may vary by application. 25.0 20.0 15.0 10.0 5.0 0.0 0.0 2.0 4.0 6.0 8.0 10.0 12.0 14.0 16.0 Current A CHECKED REVISION DATE (YYYY-MM-DD) GENERAL TOLERANCE PROJECTION METHOD WJK 007.002 2021-10-18 DIN ISO 2768-1m DESCRIPTION WE-PoE+ Power over Ethernet Wrth Elektronik eiSos GmbH & Co. KG ORDER CODE EMC & Inductive Solutions Plus Transformer Max-Eyth-Str. 1 749119433 74638 Waldenburg Germany SIZE/TYPE BUSINESS UNIT STATUS PAGE Tel. +49 (0) 79 42 945 - 0 www.we-online.com EFD20 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