PL IA NT Features Applications ■ Formerly ■ DC/DC converters *R oH S CO M model ■ Current rating up to 1.1 A ■ Inductance range: 1.0 μH to 1,000 μH ■ RoHS compliant* ■ Power supplies ■ General use 8230 Series Conformal Coated RF Choke Electrical Specifications (@ 25 °C) Inductance Bourns Part No. 8230-94-RC 8230-96-RC 8230-00-RC 8230-02-RC 8230-04-RC 8230-06-RC 8230-08-RC 8230-10-RC 8230-12-RC 8230-14-RC 8230-16-RC 8230-18-RC 8230-20-RC 8230-22-RC 8230-24-RC 8230-26-RC 8230-28-RC 8230-30-RC 8230-32-RC 8230-34-RC 8230-36-RC 8230-38-RC 8230-40-RC 8230-42-RC 8230-44-RC 8230-46-RC 8230-48-RC 8230-50-RC 8230-52-RC 8230-54-RC 8230-56-RC 8230-58-RC 8230-60-RC 8230-62-RC 8230-64-RC 8230-66-RC 8230-68-RC 8230-70-RC 8230-72-RC 8230-74-RC 8230-76-RC 8230-78-RC 8230-80-RC 8230-82-RC 8230-84-RC 8230-86-RC 8230-88-RC 8230-90-RC 8230-92-RC (μH) 0.10 0.12 0.15 0.18 0.22 0.27 0.33 0.39 0.47 0.56 0.68 0.82 1.0 1.2 1.5 1.8 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 82 100 120 150 180 220 270 330 390 470 560 680 820 1,000 Tol. (%) ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 Q Min. 40 40 38 35 33 33 30 30 30 30 28 28 25 25 28 30 30 37 45 45 45 50 50 55 55 45 45 50 50 50 45 45 45 45 50 50 50 30 30 30 30 30 30 30 30 30 30 30 30 Test Frequency (MHz) 25 25 25 25 25 25 25 25 25 25 25 25 25 7.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 SRF (MHz) Min. 690 650 600 550 510 430 410 380 340 300 275 250 230 150 140 125 115 100 90 82 75 68 60 55 50 40 35 32 25 22 24 22 20 18 15 14 13 12 11 10 9.0 8.0 4.0 6.6 6.0 5.0 4.2 3.8 3.4 DCR (Ω) Max. 0.07 0.08 0.10 0.12 0.14 0.16 0.20 0.30 0.35 0.50 0.60 0.85 1.00 0.18 0.22 0.30 0.40 0.50 0.85 1.0 1.2 1.8 2.0 2.7 3.7 2.7 2.8 3.1 3.3 3.5 3.4 3.6 4.5 5.7 6.7 7.3 8.0 13 15 17 21 25 28 35 42 46 60 65 72 Idc (mA) 1100 1100 1100 1010 935 875 780 640 590 495 450 380 350 825 745 640 550 495 380 350 320 260 245 210 180 210 205 195 190 185 187 180 165 145 135 130 125 97 85 79 73 65 62 55 50 48 42 40 38 *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 Core Material Phenolic Phenolic Phenolic Phenolic Phenolic Phenolic Phenolic Phenolic Phenolic Phenolic Phenolic Phenolic Phenolic Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite General Specifications Temperature Rise ................ 35 °C at Idc Operating Temperature ................................ -55 °C to +105 °C Storage Temperature ................................ -55 °C to +105 °C Dielectric Strength ................... 500 Vrms Materials Core ................................See value table Wire ............................ Enameled copper Terminal Coating................................. Sn Coating .................................Epoxy resin Packaging Standard..................1000 pcs. per bag Optional ......5000 pcs. per 14-inch reel How to Order 8230 - 22 - __ - RC Model Value Code (See table) Packaging Code Blank = 1000 pcs./bag TR = 5000 pcs./14-inch reel Compliance Code RC = RoHS compliant* Examples: • 8230-22-RC = 1.20 mH packaged 1000 pcs./bag. • 8230-50-TR-RC = 18 mH packaged 5000 pcs./14-inch reel. Electrical Schematic 8230 Series Conformal Coated RF Choke Typical Part Marking - EIA Color Code Product Dimensions 25.4 (1.0) MIN. Color 7.62 (0.30) MAX. 0.51 (0.020) 3.05 MAX. (0.12) DIMENSIONS: MM (INCHES) Silver Gold Black Brown Red Orange Yellow Green Blue Violet Gray White 1st & 2nd Significant Figure 0 1 2 3 4 5 6 7 8 9 Multiplier Tolerance 0.01 0.1 1 10 100 1000 ±10 % ±5 % Example for L value less than 10 µH 6.8 µH, ±10 % 1st signifi cant fi gure (Blue) 2nd signifi cant fi gure (Gray) Multiplier (Gold) Tolerance (Silver) Example for L value 10 µH and higher 270 µH, ±5 % 1st signifi cant fi gure (Red) 2nd signifi cant fi gure (Purple) Multiplier (Brown) Tolerance (Gold) REV. 08/09 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications