LS74 Series Surface Mount Power Inductors Features Packaging • • ill Handle Up To 1.84A W • Economical Design • Suitable For Pick And Place • Withstands Solder Reflow • Shielded Design eel Diameter: 330mm R Reel Width: 16.3mm • Pieces Per Reel: 1000 • Applications C/DC Converters D Output Power Chokes • Handheld And PDA Applications • Battery Powered Or Low Voltage Applications • • Mechanical 2.7 Ref 4.5 max 7.5 max 3.1 5.1 Ref XXX 7.5 max 1.6 GS XXX XXX 4.8 TOP VIEW TOP VIEW Unit: mm Electrical Specifications 6 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 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) IDC max (A) 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 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 Specifications subject to change without notice. 800.729.2099 tel www.icecomponents.com 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). 51 (04/08) LS-5