A Dimensions: mm B Recommended land pattern: mm D Electrical Properties: Properties Test conditions Value Unit Tol. Inductance 100 kHz/ 100 mV L 500 H 10% Turns ratio n 35 : 8 : 8 : 3 3% Saturation current L/L < 20% I 3.5 A typ. sat DC Resistance 1 20C R 145 m max. DC1 DC Resistance 2 20C R 21.5 m max. DC2 DC Resistance 3 20C R 21.5 m max. DC3 DC Resistance 4 20C R 160 m max. DC4 C Schematic: Leakage inductance 100 kHz/ 100 mV L 95 H 10% S Insulation test voltage W1,4 => W2,3 U 4000 V (AC) T E General information: It is recommended that the temperature of the part does not exceed +125C under worst case conditions. Storage Temperature: -20C to 60C Operating Temperature: -40C to 125C Test conditions of Electrical Properties: 20C, 33% RH if not specified differently Designed to comply with the following requirements as defined by IEC61558-2-16 Reinforced insulation for a working voltage of 250 V RMS DESCRIPTION WE-LLCR Resonant Converter Wrth Elektronik eiSos GmbH & Co. KG EMC & Inductive Solutions Max-Eyth-Str. 1 74638 Waldenburg Order.- No. SIZE Germany 1.1 2014-04-01 SSt SSt Tel. +49 (0) 79 42 945 - 0 www.we-online.com 760895651 A4 1.0 2013-07-22 SSt WW eiSos we-online.com REV DATE BY CHECKED Size: ETD39 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.D2 Application Properties: Properties Value Unit Input voltage U 360-400 V (DC) i Output voltage U 48 V O Output current I 4.2 A O Auxiliary voltage U 18.0 V aux Switching frequency f 70-120 kHz switch DESCRIPTION WE-LLCR Resonant Converter Wrth Elektronik eiSos GmbH & Co. KG EMC & Inductive Solutions Max-Eyth-Str. 1 74638 Waldenburg Order.- No. SIZE Germany 1.1 2014-04-01 SSt SSt Tel. +49 (0) 79 42 945 - 0 www.we-online.com 760895651 A4 1.0 2013-07-22 SSt WW eiSos we-online.com REV DATE BY CHECKED Size: ETD39 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.