VLF3012AT-150MR41

(1/2) SMD Inductors(Coils) For Power Line(Wound, Magnetic Shielded) Conformity to RoHS Directive VLF Series VLF3012A 2.6±0.2 SHAPES AND DIMENSIONS 4R7 2.8±0.2 1.2max. (Include terminal area) Dimensions in mm RECOMMENDED PC BOARD PATTERN 1.2 FEATURES • Miniature size Mount area: 2.6× 2.8mm Low profile: 1.2mm max. height • 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. 2.1 3.4 APPLICATIONS DVCs, DSCs, PDAs, LCD displays, Cellular phones, HDDs, etc. Dimensions in mm ELECTRICAL CHARACTERISTICS Part No. Inductance (µH) Inductance tolerance(%) Test frequency (kHz) VLF3012AT-1R5N1R2 VLF3012AT-2R2M1R0 VLF3012AT-3R3MR87 VLF3012AT-4R7MR74 VLF3012AT-6R8MR59 VLF3012AT-100MR49 VLF3012AT-150MR41 VLF3012AT-220MR33 VLF3012AT-330MR27 VLF3012AT-470MR22 1.5 2.2 3.3 4.7 6.8 10 15 22 33 47 ±30 ±20 ±20 ±20 ±20 ±20 ±20 ±20 ±20 ±20 100 100 100 100 100 100 100 100 100 100 Rated current(A)∗ Based on inductance change max. 1.2 1.0 0.87 0.74 0.59 0.49 0.41 0.33 0.27 0.22 DC resistance(Ω) max. typ. 0.068 0.1 0.13 0.19 0.27 0.41 0.62 0.76 1.3 2.2 0.059 0.088 0.11 0.16 0.23 0.36 0.54 0.66 1.1 1.9 Based on temperature rise typ. 1.6 1.3 1.2 0.98 0.83 0.67 0.54 0.49 0.38 0.29 ∗ Rated current: Value obtained when current flows and the temperature has risen to 40°C or when DC current flows and the nominal value of inductance has fallen by 30%, whichever is smaller. • Operating temperature range: –40 to +105°C (Including self-temperature rise) TYPICAL ELECTRICAL CHARACTERISTICS INDUCTANCE vs. DC SUPERPOSITION CHARACTERISTICS VLF3012AT-1R5N1R2 VLF3012AT-2R2M1R0 3.0 2.5 2.0 Inductance(µH) Inductance(µH) 2.5 1.5 1.0 0.5 0.0 0.0 2.0 1.5 1.0 0.5 0.2 0.4 0.6 0.8 DC current (A) 1.0 1.2 1.4 0.0 0.0 0.2 0.4 0.6 0.8 DC current (A) 1.0 1.2 1.4 • 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 / 20060927 / e531_vlf3012a.fm (2/2) VLF3012AT-4R7MR74 5 8 4 6 Inductance(µH) Inductance(µH) TYPICAL ELECTRICAL CHARACTERISTICS INDUCTANCE vs. DC SUPERPOSITION CHARACTERISTICS VLF3012AT-3R3MR87 3 2 1 0 0.0 0.2 0.4 0.6 0.8 DC current (A) 1.0 0.2 0.4 0.6 DC current (A) 0.8 1.0 VLF3012AT-100MR49 15 10 8 Inductance(µH) Inductance(µH) 2 0 0.0 1.2 VLF3012AT-6R8MR59 4 10 6 4 5 2 0 0.0 0.1 0.2 0.3 0.4 0.5 DC current (A) 0.6 0.7 0 0.0 0.8 VLF3012AT-150MR41 0.3 0.4 DC current (A) 0.5 0.6 30 15 Inductance(µH) Inductance(µH) 0.2 VLF3012AT-220MR33 20 10 5 0 0.0 0.1 0.2 0.3 0.4 DC current (A) 0.5 20 10 0 0.0 0.6 VLF3012AT-330MR27 0.1 0.2 DC current (A) 0.3 0.4 VLF3012AT-470MR22 60 50 50 40 Inductance(µH) Inductance(µH) 0.1 30 20 10 40 30 20 10 0 0.0 0.1 0.2 DC current (A) 0.3 0.4 0 0.00 0.05 0.10 0.15 0.20 DC current (A) 0.25 0.30 TEST CIRCUIT C=20,000µF A L=0.1H 2 1 Sample 1: LCR meter 4285A=100kHz 2: DC constant current • All specifications are subject to change without notice. 001-04 / 20060927 / e531_vlf3012a.fm