Choke Coils Power Inductors / Wire Wound type Series: Type: Discontinued U ELL3FU ■ Features ● A high performance is achieved by improvement of winding space factor by the rectangular wire and the original winding industrial method High performance was actualized by the application of flat wire winding and ring coreless structure ● The magnetic shield effect is provided by adhesive with magnetic materials structure ● Low profile ● RoHS compliant ■ Recommended Applications ● Choke coil for smoothness of DC/DC of mobile device ● Mobile Phone，DSC，HDD，MID，Net-Book ■ Standard Packing Quantity ■ Soldering Conditions and Safety Precautions ● 2000 pcs./Reel Please see Data Files. ■ Explanation of Part Numbers 1 2 3 4 5 6 7 8 9 10 & - - ' 6 . Outer size Height Structure Product Code ELL Choke Coil (Magnetic Shielded type) F 1.2 max. ■ Dimensions in mm (not to scale) Tolerance Design No. Inductance U Series 11 2R2 2.2 μH 100 10 μH M ±20 % N ±30 % ■ Recommended land patterns in mm (not to scale) 3.00±0.2 1.50 Marking 3.4 0.6 1.15 3.00±0.2 0.30 H 1.7 3.2 0.80 Type ELL3FU H 1.2 max. 0.7 Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use. Should a safety concern arise regarding this product, please be sure to contact us immediately. 01 Sep. 2012 36 Discontinued Choke Coils ■ Standard Parts R DC (at 20 °C) Inductance (100 kHz) (μH) Tol. 1.0 1.5 Part Number ELL3FU1R0N ELL3FU1R5N ELL3FU2R2N ELL3FU2R2NB ELL3FU3R3N ELL3FU4R7N ELL3FU100M 2.2 2.2 3.3 4.7 10.0 (mΩ) 53 66 ±30 % ±20 % Saturation 1 Temperature2 ✽ ✽ Rated Current Rise Current (mA max.) (mA max.) Tol. 2300 1900 76 120 140 160 300 1400 1800 1200 1000 650 ±20 % 1900 1700 1600 1200 1160 1000 800 Marking A C D d E H M ✽1 Saturation Rated Current: This DC current which causes a 30% inductance reduction from its nominal value. ✽2 Temperature Rise Current : This indicates the value of current when temperature rise dt/t= 40 °C (at 20 °C). , R0 4.0 ° max. A .6 4.0 ° max. Type ELL3FU t 1.3±0.1 B 0 , B-B Section , B .20 A t 0.4±0.1 5.50±0.05 12.0±0.3 R0 .1 +0 0 –0 .5 f1 3.3±0.1 2.00±0.05 4.0±0.1 8.0±0.1 1.75±0.10 ■ Embossed Carrier Tape Dimensions in mm (not to scale) 3.3±0.1 R0.20 R0 .1 0 , A-A Section max. Tape running direction Quantity 2000 pcs./Reel Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use. Should a safety concern arise regarding this product, please be sure to contact us immediately. 01 Sep. 2012 37