PL IA NT CO M Applications ■ ■ ■ ■ ■ ■ ■ ■ ■ Formerly model Current rating up to 90 mA Inductance range: 1000 µH to 120,000 µH High Q Shielded construction ■ RoHS compliant* 10 2 *R oH S Features DC/DC converters Power supplies Desktop notebooks Output chokes RL181S Series - Radial Lead RF Choke Electrical Specifications (@ 25 °C) General Specifications Test Frequency Part Inductance Number (µH) RL181S-102J-RC 1000 RL181S-122J-RC 1200 RL181S-152J-RC 1500 RL181S-182J-RC 1800 RL181S-222J-RC 2200 RL181S-272J-RC 2700 RL181S-332J-RC 3300 RL181S-392J-RC 3900 RL181S-472J-RC 4700 RL181S-562J-RC 5600 RL181S-682J-RC 6800 RL181S-822J-RC 8200 RL181S-103J-RC 10,000 RL181S-123J-RC 12,000 RL181S-153J-RC 15,000 RL181S-183J-RC 18,000 RL181S-223J-RC 22,000 RL181S-273J-RC 27,000 RL181S-333J-RC 33,000 RL181S-363J-RC 36,000 RL181S-393J-RC 39,000 RL181S-473J-RC 47,000 RL181S-563J-RC 56,000 RL181S-683J-RC 68,000 RL181S-823J-RC 82,000 RL181S-104J-RC 100,000 RL181S-124J-RC 120,000 Tol. ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % ±5 % Q (Min.) 70 70 70 70 70 70 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 L 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz 1 KHz Q 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz 50 KHz SRF (MHz) Typ. 0.77 0.70 0.64 0.57 0.51 0.48 0.44 0.41 0.38 0.35 0.32 0.28 0.25 0.22 0.22 0.19 0.19 0.16 0.16 0.14 0.12 0.12 0.12 0.09 0.09 0.09 0.09 DCR (Ω) Max. 3.4 3.7 4.0 4.5 5.2 5.8 6.1 7.2 7.5 8.4 9.7 10.4 12.1 13.0 15.0 17.0 19.5 22.0 26.0 27.0 45.0 52.0 58.0 67.0 71.0 82.0 97.0 I dc (mA) 90 75 70 65 60 55 50 45 40 40 35 30 25 25 22 21 20 18 17 16 15 13 12 11 10 9 8 Rated Current ......Inductance drop 10 % Operating Temperature ................................-55 °C to +105 °C Storage Temperature ................................-55 °C to +105 °C Materials Core Material ................................Ferrite Wire ...........................Enameled copper Terminal Coating.................................Sn Marking ............. Value code on top of inductor Packaging Standard ...................... 100 pcs. per bag Product Dimensions 10.5 MAX. (.413) 14.0 (.551) MAX. 5.0 (.197) 0.7 DIA. (.028) Electrical Schematic How To Order 5.0 (.197) RL181S - 102J - RC Model Value/Tolerance Code (see table) Compliance Code RC = RoHS Compliant Example: RL181S-102J-RC = 1,000 µH, ±5 % DIMENSIONS: REV. 05/09 *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications MM (INCHES)