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Surface Mount Power Inductors
FEATURES
-Will Handle Up To 1.72A -Economical Design -Suitable For Pick And Place -Withstands Solder Reflow -Shielded Design
LS4D18 Series
PACKAGING
-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
4.7+/-0.3
2.0 max
6.9 max
5.3
4.7+/-0.3
XXX
1.5 ref 4.5 ref 1.9 4.5 ref
1.5
Electrical Specifications
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
6
unit= mm
2
Inductance Test Frequency (H+/-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 82 100 120 150 180 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100
1
DCR max ()
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
IDC max (A)
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 25C. Operating temperature range: -40C to +85C. 5. Meets UL 94V-0. 6. Optional Tolerances: 10%(K), 15%(L), and 20%(M).
Specifications subject to change without notice.
(10/06) LS-8

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