1800R Series www.murata-ps.com Radial Lead Inductors SELECTION GUIDE Inductance 1 DC Current DC Resistance Q f kHz SRF (1kHz, 0.1VAC) Order Code 10% Max. Max. Nom. Nom. H A m Q f MHz 2 18R472C 4.7 5.35 9.0 106 1000 35.1 18R682C 6.8 4.15 12.0 73 500 26.3 18R103C 10.0 3.45 15.0 59 500 23.8 18R153C 15.0 3.00 18.0 55 500 17.0 FEATURES 18R223C 22.0 2.42 25.0 51 500 14.1 RoHS compliant 18R333C 33.0 2.00 40.0 48 500 11.5 Radial format 18R473C 47.0 1.65 55.0 46 500 9.85 18R683C 68.0 1.35 70.0 27 100 8.29 Up to 5.35A IDC 18R104C 100.0 1.20 100.0 40 100 7.40 4.7H to 10mH 18R154C 150.0 1.10 165.0 40 100 5.58 18R224C 220.0 0.90 230.0 39 100 4.00 Low DC resistance 18R254C 250.0 0.80 255.0 40 100 3.85 Compact size 18R334C 330.0 0.73 335.0 49 100 3.57 18R474C 470.0 0.60 465.0 50 100 2.81 MIL-I-23053/5 class III sleeving 18R684C 680.0 0.53 630.0 48 100 2.43 Fully tinned leads 18R105C 1.0mH 0.44 1.0 92 50 1.82 Supplied in packs of 100 18R155C 1.5mH 0.33 1.5 106 50 1.60 18R225C 2.2mH 0.30 2.2 106 50 1.41 Custom & axial parts available 18R335C 3.3mH 0.22 3.5 139 50 1.04 Backward compatible with 18R475C 4.7mH 0.20 4.6 126 40 0.87 Sn/Pb soldering systems 18R685C 6.8mH 0.15 7.0 143 40 0.71 18R106C 10.0mH 0.13 12.0 142 40 0.58 DESCRIPTION TYPICAL CORE/WIRE CHARACTERISTICS The 1800R Series of inductors are particularly Inductance Temperature Resistance Temperature Curie Temperature Saturation Flux suited to use with a wide variety of switching Coefcient Coefcient (T ) (B ) C SAT regulators. Offering high current handling with a 430ppm 4000ppm 190C 325mT small footprint, the devices are ideal where space is at a premium. ABSOLUTE MAXIMUM RATINGS 0C to 70C Operating free air temperature range Storage temperature range -55C to 125C 3 SOLDERING INFORMATION Peak wave solder temperature 300C for 10 seconds Pin nish Bright tin All specications typical at T =25C A 1 Maximum DC current occurs when either the inductance falls to 90% of its nominal value or when its temperature rise reaches 30C, whichever is sooner. 2 Tolerance 15%. 3 For further information, please visit www.murata-ps.com/rohs For full details go to www.murata-ps.com/rohs www.murata-ps.com/support KMP 1800RC B06 Page 1 of 2 1800R Series Radial Lead Inductors PACKAGE SPECIFICATIONS MECHANICAL DIMENSIONS RECOMMENDED FOOTPRINT DETAILS All dimensions in mm (inches) All dimensions in mm (inches). Package weight 4.6g Typ. Murata Power Solutions, Inc. Murata Power Solutions, Inc. makes no representation that the use of its products in the circuits described herein, or the use of other technical information contained herein, will not infringe upon existing or future patent rights. The descriptions contained herein do not imply 11 Cabot Boulevard, Manseld, MA 02048-1151 U.S.A. the granting of licenses to make, use, or sell equipment constructed in accordance therewith. Specications are subject to change without ISO 9001 and 14001 REGISTERED notice. 2014 Murata Power Solutions, Inc. www.murata-ps.com/support KMP 1800RC B06 Page 2 of 2