LS74

�������������������� ������������������� ����� ������������ ��������������������� ��������������������� Surface Mount Power Inductors FEATURES -Will Handle Up To 1.84A -Economical Design -Suitable For Pick And Place -Withstands Solder Reflow -Shielded Design LS74 Series -Reel Diameter: 330mm -Reel Width: 16.3mm -Pieces Per Reel: 1000 PACKAGING APPLICATIONS -DC/DC Converters -Output Power Chokes -Handheld And PDA Applications -Battery Powered Or Low Voltage Applications Mechanical ������� ������� ����������� ��� ����������� ��� ��� ��� ��� ��� ��� ��� Electrical Specifications Part Number LS74-100-RM LS74-120-RM LS74-150-RM LS74-180-RM LS74-220-RM LS74-270-RM LS74-330-RM LS74-390-RM LS74-470-RM LS74-560-RM LS74-680-RM LS74-820-RM LS74-101-RM LS74-121-RM LS74-151-RM LS74-181-RM LS74-221-RM LS74-271-RM LS74-331-RM LS74-391-RM LS74-471-RM LS74-561-RM LS74-681-RM LS74-821-RM LS74-102-RM 6 �������� ����������� 1 Inductance Test Frequency (µH) (khz) 10 12 15 18 22 27 33 39 47 56 68 82 100 120 150 180 220 270 330 390 470 560 680 820 1000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 DCR max (Ω) 0.049 0.058 0.081 0.091 0.11 0.15 0.17 0.23 0.26 0.35 0.38 0.43 0.61 0.66 0.88 0.98 1.17 1.64 1.86 2.85 3.01 3.62 4.63 5.20 6.00 IDC max (A) 1.84 1.71 1.47 1.31 1.23 1.12 .96 .91 .88 .75 .69 .61 .60 .52 .46 .42 .36 .34 .32 .29 .26 .23 .22 .20 .18 2 1. 2. 3. 4. Tested @ 1kHz, 0.25Vrms. Inductance drop = 10% 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 30%(N). Specifications subject to change without notice. (10/06) LS-5