(1/1) 001-04 / 20080822 / e531_vlp46.fm ? all specifications are subject to change without notice. smd inductors(coils) for power line(wound) vlp series vlp4612 features this is an smd power inductor for power supplies that has an open magnetic path construction based on a low-height drum core (upright). user terminals are contact-formed on the bottom of the drum core using copper (finished with tin plating). it uses crosswise windings and supports large currents. it is lead-free compatible. with several variations in drum core height, users can choose the perfect product for their application. applications lcd modules cellular phones hard disk drives shapes and dimensions recommended pc board pattern electrical characteristics ? rated current:the rated current is the smaller of the values given based on the rate of inductance change (10% decrease from t he initial value) or the temperature rise (temperature rise of 40c caused by the heat generated by the product itself). please note that the current ap plied must be dc. typical electrical characteristics inductance vs. dc superposition characteristics conformity to rohs directive 1.2max. 3.0 0.20 4.6 0.20 on the side at which the winding starts inductance marking dimensions in mm ?3.5 dimensions in mm 1.2 part no. inductance (h) inductance tolerance (%) te s t frequency (khz) dc resistance ( ? )max. rated current(a) ? based on inductance change based on temperature rise vlp4612t-1r0m1r5 1.0 20% 100 0.11 2.30 max. 1.50 typ. vlp4612t-1r8m1r3 1.8 20% 100 0.14 1.70 max. 1.30 typ. vlp4612t-2r5m1r1 2.5 20% 100 0.17 1.40 max. 1.10 typ. vlp4612t-3r3mr85 3.3 20% 100 0.26 0.90 max. 0.85 typ. vlp4612t-4r7mr72 4.7 20% 100 0.28 0.88 max. 0.72 typ. vlp4612t-6r8mr67 6.8 20% 100 0.38 0.77 max. 0.67 typ. vlp4612t-100mr52 10.0 20% 100 0.62 0.59 max. 0.52 typ. vlp4612t-150mr42 15.0 20% 100 0.96 0.45 max. 0.42 typ. VLP4612T-220MR34 22.0 20% 100 1.42 0.39 max. 0.34 typ. 0.1 10 1 100 1.5 1 0.5 0 inductance ( h ) idc ( a ) 220mr34 150mr42 100mr52 6r8mr67 4r7mr72 3r3mr85 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.
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