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| (1/1) SMD Inductors(Coils) For Power Line(Wound, Magnetic Shielded) VLCF Series VLCF4020 FEATURES * Miniature size Mount area: 4x 4mm Height: 2.0mm max. * Generic use for portable DC to DC converter line * High magnetic shield construction should actualize high resolution for EMC protection. * Available for automatic mounting in tape and real package. * The products do not contain lead and support lead-free soldering. APPLICATIONS DC to DC converters for DVC, DSC, PDA, MD, LCD displays, HDDs, etc. SHAPES AND DIMENSIONS 4.00.1 4.3max. (Include solder) Conformity to RoHS Directive 4R7 4.00.1 2.0max. Dimensions in mm RECOMMENDED PC BOARD PATTERN 2.5 45 1.6 4.5 3.9 1.6 Dimensions in mm ELECTRICAL CHARACTERISTICS Part No. VLCF4020T-1R8N1R9 VLCF4020T-2R2N1R7 VLCF4020T-3R3N1R5 VLCF4020T-4R7N1R2 VLCF4020T-6R8N1R0 VLCF4020T-100MR85 VLCF4020T-150MR68 VLCF4020T-220MR56 VLCF4020T-270MR48 VLCF4020T-330MR47 VLCF4020T-470MR39 VLCF4020T-101MR26 1.3 Inductance (H) 1.8 2.2 3.3 4.7 6.8 10 15 22 27 33 47 100 Inductance tolerance(%) 30 30 30 30 30 20 20 20 20 20 20 20 Test frequency (kHz) 100 100 100 100 100 100 100 100 100 100 100 100 DC resistance() max. 0.051 0.059 0.078 0.098 0.131 0.185 0.303 0.431 0.496 0.628 0.934 1.4 typ. 0.046 0.054 0.071 0.089 0.119 0.168 0.275 0.391 0.451 0.571 0.849 1.308 Rated current(A) Based on inductance change max. 1.97 1.72 1.52 1.24 1.05 0.85 0.68 0.56 0.48 0.47 0.39 0.26 Based on temperature rise typ. 2.37 2.19 1.94 1.71 1.47 1.22 1.0 0.8 0.8 0.69 0.56 0.45 Rated current: Value obtained when current flows and the temperature has risen to 40C or when DC current flows and the nominal value of inductance has fallen by 30%, whichever is smaller. * Operating temperature range: -40 to +105C (Including self-temperature rise) * Conformity to RoHS Directive: This means that, in conformity with EU Directive 2002/95/EC, lead, cadmium, mercury, hexavalent chromium, and specific bromine-based flame retardants, PBB and PBDE, have not been used, except for exempted applications. * All specifications are subject to change without notice. 001-04 / 20060612 / e531_vlcf4020.fm |
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