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订购代码
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B66417U0100K187
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磁芯形状
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EFD 20/10/7
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个别零件
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Core
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材料
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材料（磁芯）
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AL值（nH）
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100
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AL 值容差（%）
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±10
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气隙（毫米）
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0．49
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Ferrites and accessoriesEFD 20/10/7 Core and accessoriesSeries/Type: B66417, B66418
■E core with flattened, lower center leg for especially flat transformer design
■For DC/DC converters
■Delivery mode: single units
Magnetic characteristics(per set)
Σ l/A= 1.52 mm–1le= 47 mmAe= 31 mm2Amin= 31 mm2Ve= 1460 mm3
Approx. weight7.2 g/set
Ungapped
Gapped
The AL value in the table applies to a core set comprising one ungapped core (dimension g = 0) and one gapped core (dimension g > 0).
Calculation factors(for formulas, see“E cores: general information”)
Validity range:K1, K2: 0.10 mm < s < 1.40 mmK3, K4: 50 nH < AL < 410 nH