DL50-68 Ferrocore

FERROCORE UNSHIELDED SMD POWER INDUCTORS / DL TYPE FEATURES Designed for the smallest possible size and high performance They are with high energy storage and very low resistance making them the ideal inductors for DC-DC conversion in the following applications DL16 used ceramic base with gold-plating Others used LCP plastic base APPLICATIONS Notebook Digital camera & scanner CD-Rom & DVD DC/DC converter ORDERING CODE DL 22 - 1 Inductance Dimension Product Symbol SHAPES B Fig.1 Fig.2 Fig.3 UNSHIELDED SMD POWER INDUCTORS / DL TYPE DIMENSIONS (UNIT: mm) Part No. Fig. A(Max) B(Max) C(Max) D(Max) E(Ref.) F(Ref.) G(Ref.) DL17 6.60 5.50 4.90 1.15 0.75 - - 1 DL25 1 9.14 7.87 7.40 1.65 0.87 - - DL16 2 6.60 4.45 3.94 2.92 1.27 1.02 4.32 DL11 3 12.95 9.40 8.38 3.00 2.54 2.54 7.62 DL22 3 12.95 9.40 8.38 5.21 2.54 2.54 7.62 DL33 3 12.95 9.40 8.38 11.43 2.54 2.54 7.62 DL50 3 18.54 15.24 12.70 7.11 2.54 2.54 12.70 ELECTRICAL CHARACTERISTICS FOR DL17 Inductance DC Resistance SRF. Isat Irms Part No. (uH) ( ) MAX (MHz) (A) (A) 1.2 1.2 0.08 190 2.10 1.70 1.5 1.5 0.10 140 1.90 1.50 2.2 2.2 0.12 115 1.60 1.40 3.3 3.3 0.16 90 1.30 1.20 4.7 4.7 0.20 88 1.10 1.10 6.8 6.8 0.32 66 0.90 0.85 10 10 0.41 55 0.80 0.75 15 15 0.55 42 0.65 0.60 22 22 0.85 38 0.50 0.52 33 33 1.30 29 0.40 0.42 47 47 1.80 22 0.35 0.36 68 68 2.50 18 0.30 0.30 100 100 3.50 14 0.25 0.26 150 150 5.00 12 0.18 0.21 220 220 7.00 10 0.16 0.18 330 330 15.0 8 0.13 0.13 Test Frequency : 100KHz 0.1V Tolerance :10%, 20% Operating temperature: -40 C ~ +85 C ELECTRICAL CHARACTERISTICS FOR DL25 Inductance DC Resistance SRF. Isat Irms Part No. (uH) ( ) MAX (MHz) (A) (A) 4.7 4.7 0.145 90 1.60 1.90 6.8 6.8 0.165 75 1.30 1.70 10 10 0.240 60 1.00 1.50 15 15 0.300 45 0.90 1.30 22 22 0.420 35 0.70 1.00 33 33 0.550 30 0.60 0.90 47 47 0.765 22 0.50 0.70 68 68 1.10 20 0.40 0.60