VLF4010AT-6R8MR81 TDK

New Products SMD Power Inductor VLF4010A-TYPE Component Image & Dimensions Features : a) Miniature Size : Pb Free Mount Area : 3.5mm x 3.7mm Low Profile : 1.0mm Max. Height max 1.0mm b) Generic use for portable DC/DC Converter. c) High Magnetic Shield Construction should actualize 3.7+/-0.3mm 3.5+/-0.3mm High Resolution for EMC Protection. d) Automatic Mounting in Tape&Reel Package. Recommended Land Pattern Applications : DVC , DSC , PDA, MD, LCD Display 2.9 Cellular Phone, Cordless Telephone, HDD, FDD etc. 4.7 unit: mm Electrical Specification DC Resistance ohm Rated DC Current A Inductance H Test TDK Identification at 1/2 Idc1 Tol. Freq. Spec. Idc 1 Idc 2 ( ) (kHz) (max.) (Typ.) (max.) (Typ.) +/-20% VLF4010AT- 4R7M1R0 4.7 100 0.21 0.18 1.0 1.0 +/-20% VLF4010AT- 6R8MR81 6.8 100 0.32 0.28 0.81 0.82 +/-20% VLF4010AT- 100MR64 10.0 100 0.48 0.42 0.64 0.67 Note) Idc 1 : Depend on the Inductance Saturation. (-30% Reduction from Nominal L Value) Idc 2 : Depend on the Self Temperature Rise (40deg.C Typ.) Operating Temperature Range : -40deg. C ~ +105deg. C (including Self Temp. Rise) as of July 2005 1.3INDUCTANCE VS.DC SUPERPOSITION CHARACTERISTICS VLF4010AT- 6R8MR81 VLF4010AT- 4R7M1R0 8 6 5 6 4 4 3 2 2 1 0 0 0.0 0.2 0.4 0.6 0.8 1.0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 D.C.Current Idc A D.C.Current Idc A VLF4010AT- 100MR64 12 10 8 6 4 2 0 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 D.C.Current Idc A TEST CIRCUIT C=20,000F A L=0.1H 2 1 Sample 1. LCR METER 4285A f=100kHz 2. DC CONSTANT CURRENT SOURCE TDK CORPORATION Inductance L H Inductance L H Inductance L H