Spezifikation für Freigabe / specification for release Kunde / customer : Artikelnummer / part number : Bezeichnung : description : 7448709470 DOPPELDROSSEL WE-DD POWER-CHOKE WE-DD DATUM / DATE : 2008-10-06 A Mechanische Abmessungen / dimensions: A B Typ XXL D C 1 2 A 12,5 max. 10,5 max. 1,5 ± 0,2 4,9 ± 0,2 7,3 ± 0,5 A B C D E E mm mm mm mm mm 3 1 Start 4 2 4 L1 Finish L2 3 @@FRM 1@@ B Elektrische Eigenschaften / electrical properties: Eigenschaften / properties Testbedingungen / test conditions Induktivität (je Wicklg.) / inductance (each wdg.) DC-Widerstand (je Wicklg.) / DC-resistance (each wdg) DC-Widerstand (je Wicklg.) / DC-resistance (each wdg) Nennstrom (je Wicklg.) / rated Current (each wdg.) Sättigungsstrom (je Wicklg.) / saturation current (each wdg.) Eigenres.-Frequenz / self-res.-fequency Nennspannung / rated voltage C Lötpad / soldering spec.: Wert / value Einheit / unit tol. 1 kHz / 0,25V L1,L2 47,0 µH ±20% @ 20° RDC1,2 typ 0,106 Ω typ. @ 20° RDC1,2 max 0,130 Ω max. ΔT = 40°C IN1,IN2 1,90 A max. ΔL/Lo = -10% Isat 3,60 A typ. SRF 4,0 MHz typ. UDC 80,0 V max. D Prüfgeräte / test equipment: 1,0 [ mm ] 3,85 13,8 6,1 3,85 2,5 E Testbedingungen / test conditions: HP 4274 A für/for L und/and Q Luftfeuchtigkeit / humidity: HP 34401 A für/for IDC und/and RDC Umgebungstemperatur / temperature: F Werkstoffe & Zulassungen / material & approvals: 33% +20°C G Eigenschaften / general specifications: Basismaterial / base material: Ferrit/ ferrite Betriebstemp. / operating temperature: -40°C - + 125°C Draht / wire: 2 SFBW; 155°C Umgebungstemp. / ambient temperature: -40°C - + 85°C It is recommended that the temperature of the part does not exceed 125°C under worst case operating conditions. Freigabe erteilt / general release: .................................................................................. Datum / date ............................................... Geprüft / checked Kunde / customer .................................................................................. Unterschrift / signature Würth Elektronik ............................................ Kontrolliert / approved Name Änderung / modification Datum / date Würth Elektronik eiSos GmbH & Co. KG D-74638 Waldenburg · Max-Eyth-Strasse 1 · Germany · Telefon (+49) (0) 7942 - 945 - 0 · Telefax (+49) (0) 7942 - 945 - 400 http://www.we-online.de SEITE 1 VON 3 Spezifikation für Freigabe / specification for release Kunde / customer : Artikelnummer / part number : Bezeichnung : description : 7448709470 DOPPELDROSSEL WE-DD POWER-CHOKE WE-DD DATUM / DATE : 2008-10-06 H Induktivitätskurve / Inductance curve: Induktivität vs Strom (typ.)/ Inductance vs Current (typ.) 50,00 45,00 40,00 35,00 L (µH) 30,00 25,00 20,00 15,00 10,00 5,00 0,00 0,0 1,0 2,0 3,0 4,0 5,0 6,0 7,0 8,0 9,0 Current (A) Freigabe erteilt / general release: .................................................................................. Datum / date ............................................... Geprüft / checked Kunde / customer .................................................................................. Unterschrift / signature Würth Elektronik ............................................ Kontrolliert / approved Name Änderung / modification Datum / date Würth Elektronik eiSos GmbH & Co. KG D-74638 Waldenburg · Max-Eyth-Strasse 1 · Germany · Telefon (+49) (0) 7942 - 945 - 0 · Telefax (+49) (0) 7942 - 945 - 400 http://www.we-online.de SEITE 2 VON 3 Spezifikation für Freigabe / specification for release Kunde / customer : Artikelnummer / part number : Bezeichnung : description : 7448709470 DOPPELDROSSEL WE-DD POWER-CHOKE WE-DD DATUM / DATE : 2008-10-06 I Rollenspezifikation / tape and reel specification: øD E Gurtspezifikation / Tape specification: A mm 12,9 ± 0,1 B mm 20,0 ± 0,1 C mm 24,0 ± 0,3 + 0,1 D mm 1,50 - 0,0 E mm 4,00 ± 0,1 C F mm 2,00 ± 0,1 G mm 1,75 ± 0,1 H mm 11,5 ± 0,1 I mm 12,3 ± 0,1 J mm 10,85 ± 0,1 T mm 0,40 ± 0,05 G F H B A T I J a d b Rollenspezifikation / Reel specification: a mm 330,0 ± 2,0 b mm 21,00 ± 0,8 c mm 13,00 ± 0,5 d mm 100,0 ± 1,0 Øc 150° The force for tearing off cover tape is 20 to 70 grams in arrow direction feeding direction Freigabe erteilt / general release: .................................................................................. Datum / date ............................................... Geprüft / checked Kunde / customer .................................................................................. Unterschrift / signature Würth Elektronik ............................................ Kontrolliert / approved Name Änderung / modification Datum / date This electronic component has been designed and developed for usage in general electronic equipment. Before incorporating this component into any equipment where higher safety and reliability is especially required or if there is the possibility of direct damage or injury to human body, for example in the range of aerospace, aviation, nuclear control, submarine, transportation, (automotive control, train control, ship control), transportation signal, disaster prevention, medical, public information network etc, Würth Elektronik eiSos GmbH must be informed 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. Würth Elektronik eiSos GmbH & Co. KG D-74638 Waldenburg · Max-Eyth-Strasse 1 · Germany · Telefon (+49) (0) 7942 - 945 - 0 · Telefax (+49) (0) 7942 - 945 - 400 http://www.we-online.de SEITE 3 VON 3