��������������������� ��������������������� ������������������� ����� ������������ �������������������� Surface Mount Power Inductors LS4D18 Series FEATURES PACKAGING -Will Handle Up To 1.72A -Economical Design -Suitable For Pick And Place -Withstands Solder Reflow -Shielded Design -Reel Diameter: 330mm -Reel Width: 12.3mm -Pieces Per Reel: 2000 APPLICATIONS -DC/DC Converters -Output Power Chokes -Handheld And PDA Applications -Battery Powered Or Low Voltage Applications Mechanical 2.0 max 4.7+/-0.3 6.9 max 5.3 4.7+/-0.3 1.5 ref 4.5 ref XXX 1.5 1.9 unit= mm 4.5 ref Electrical Specifications 6 Part Number LS4D18-1R0-RN LS4D18-2R2-RN LS4D18-2R7-RN LS4D18-3R3-RN LS4D18-3R9-RN LS4D18-4R7-RN LS4D18-5R6-RN LS4D18-6R8-RN LS4D18-8R2-RN LS4D18-100-RN LS4D18-120-RN LS4D18-150-RN LS4D18-180-RN LS4D18-220-RN LS4D18-270-RN LS4D18-330-RN LS4D18-390-RN LS4D18-470-RN LS4D18-560-RN LS4D18-680-RN LS4D18-820-RN LS4D18-101-RN LS4D18-121-RN LS4D18-151-RN LS4D18-181-RN 1 Inductance Test Frequency (μH+/-30%) (kHz) 1.0 2.2 2.7 3.3 3.9 4.7 5.6 6.8 8.2 10 12 15 18 22 27 33 39 47 56 68 82 100 120 150 180 Specifications subject to change without notice. 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 2 DCR max (Ω) IDC max (A) 0.045 0.075 0.105 0.110 0.155 0.162 0.170 0.200 0.245 0.200 0.210 0.240 0.338 0.397 0.441 0.694 0.709 0.922 1.08 1.30 1.55 1.73 2.39 2.67 4.00 1.72 1.32 1.28 1.04 0.88 0.84 0.80 0.76 0.68 0.61 0.56 0.50 0.48 0.41 0.35 0.32 0.30 0.28 0.26 0.24 0.22 0.20 0.18 0.15 0.14 1. 2. 3. 4. Tested @ 100kHz, 0.1Vrms. Inductance drop = 35% at rated IDC max. Electrical specifications at 25ºC. Operating temperature range: -40ºC to +85ºC. 5. Meets UL 94V-0. 6. Optional Tolerances: 10%(K), 15%(L), and 20%(M). (10/06) LS-8