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B66421 - Ferrites and accessories

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Full PDF Text Transcription for B66421 (Reference)

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www.DataSheet4U.com Ferrites and accessories EFD 25/13/9 Core and accessories Series/Type: Date: B66421, B66422 September 2006 Data Sheet  EPCOS AG 2006. Reproduction, p...

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421, B66422 September 2006 Data Sheet  EPCOS AG 2006. Reproduction, publication and dissemination of this data sheet and the information contained therein without EPCOS’ prior express consent is prohibited. www.DataSheet4U.com EFD 25/13/9 Core ■ E core with flattened, lower center leg B66421 for especially flat transformer design ■ For DC/DC converters ■ Delivery mode: single units Magnetic characteristics (per set) Σ l/ A le Ae Amin Ve = 0.98 mm–1 = 57 mm = 58 mm2 = 57 mm2 = 3310 mm3 Approx. weight 16.6 g/set Ungapped Material N87 N97 AL value nH 2000 +30/–20% 2100 +30/–20% µe 1560 1640 PV W/set < 1.8 (200 mT, 100 kHz, 1

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