Spezifikation für Freigabe / specification for release Kunde / customer : Artikelnummer / part number : 7448709220 LF Bezeichnung : DOPPELDROSSEL WE-DD RoHS compliant description : POWER-CHOKE WE-DD DATUM / DATE : 2005-03-29 A Mechanische Abmessungen / dimensions: Typ XXL D A 12,5 max. mm A B C B 10,5 max. mm 1 2 C 1,5 ± 0,2 mm D 4,9 ± 0,2 mm E 7,3 ± 0,5 mm A E 1 3 L1 Start Finish 2 4 L2 4 3 @@FRM 1@@ B Elektrische Eigenschaften / electrical properties: C Lötpad / soldering spec.: Testbedingungen / Eigenschaften / properties Wert / value Einheit / unit tol. 1,0 [ mm ] test conditions Iinndduuckttaivnitcäet ((jeea Wchic wkldgg.). )/ 1 kHz / 0,25V L1,L2 22,0 µH ±20% 3,85 DC-Widerstand (je Wicklg.) / DC-resistance (each wdg) @ 20° RDC1,2 typ 0,064 Ω typ. DC-Widerstand (je Wicklg.) / DC-resistance (each wdg) @ 20° RDC1,2 max 0,080 Ω max. 13,8 6,1 Nraetendn sCtruormre n(jte ( eWaicchk lgw.d) g/.) ∆T = 40°C IN1,IN2 3,50 A max. Ssaättutirgautinogns csutrroremn (t je(e Wacihck wlgd.)g ./) ∆L/Lo = -10% Isat 5,00 A typ. 3,85 Eigenres.-Frequenz / SRF 10,0 MHz typ. self-res.-fequency Nraetendn svpoaltnangueng / UDC 80,0 V max. 2,5 D Prüfgeräte / test equipment: E Testbedingungen / test conditions: HP 4274 A für/for L und/and Q Luftfeuchtigkeit / humidity: 33% HP 34401 A für/for I und/and R Umgebungstemperatur / temperature: +20°C DC DC F Werkstoffe & Zulassungen / material & approvals: 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. Kunde / customer Freigabe erteilt / general release: .................................................................................. .................................................................................. Datum / date Unterschrift / signature Würth Elektronik SST Add rated voltage 05-03-29 ............................................... ............................................ SST Neugestaltung 05-03-17 Geprüft / checked 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 : 7448709220 LF Bezeichnung : DOPPELDROSSEL WE-DD RoHS compliant description : POWER-CHOKE WE-DD DATUM / DATE : 2005-03-29 H Induktivitätskurve / Inductance curve: Induktivität vs Strom (typ.)/ Inductance vs Current (typ.) 25,00 20,00 15,00 H) µ ( L 10,00 5,00 0,00 0,0 1,0 2,0 3,0 4,0 5,0 6,0 7,0 8,0 Current (A) Kunde / customer Freigabe erteilt / general release: .................................................................................. .................................................................................. Datum / date Unterschrift / signature Würth Elektronik SST Add rated voltage 05-03-29 ............................................... ............................................ SST Neugestaltung 05-03-17 Geprüft / checked 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 : 7448709220 LF Bezeichnung : DOPPELDROSSEL WE-DD RoHS compliant description : POWER-CHOKE WE-DD DATUM / DATE : 2005-03-29 I Rollenspezifikation / tape and reel specification: Gurtspezifikation / Tape specification: A 12,9 ± 0,1 mm B 20,0 ± 0,1 mm øD E F G C 24,0 ± 0,3 mm D 1,50 + 0,1 mm - 0,0 H E 4,00 ± 0,1 mm C F 2,00 ± 0,1 mm G 1,75 ± 0,1 mm A B H 11,5 ± 0,1 mm T I 12,3 ± 0,1 mm J 10,85 ± 0,1 mm T 0,40 ± 0,05 mm I J Rollenspezifikation / Reel specification: a 330,0 ± 2,0 mm a b d b 21,00 ± 0,8 mm c 13,00 ± 0,5 mm d 100,0 ± 1,0 mm Ø c 150° The force for tearing off cover tape is 20 to 70 grams in arrow direction feeding direction Kunde / customer Freigabe erteilt / general release: .................................................................................. .................................................................................. Datum / date Unterschrift / signature Würth Elektronik SST Add rated voltage 05-03-29 ............................................... ............................................ SST Neugestaltung 05-03-17 Geprüft / checked Kontrolliert / approved Name Änderung / modification Datum / date This electronic component is designed and developed with the intention for use in general electronics equipments. Before incorporating the components into any equipments in the field such as aerospace, aviation, nuclear control, submarine, transportation, (automotive control, train control, ship control), transportation signal, disaster prevention, medical, public information network etc. where higher safety and reliability are especially required or if there is possibility of direct damage or injury to human body. In addition, even electronic component in general electronic equipments, when used in electrical circuits that require high safety, reliability functions or performance, the sufficient reliability evaluation-check for the safety must be performed beforeuse.Itisessentialtogiveconsiderationwhentoinstallaprotectivecircuitatthedesignstage 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

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