SK12 Vishay Aztronic High Current Toroidal Inductors, EMI/RFI Noise Suppression, Switching Power Supplies and Output Chokes FEATURES * SK series inductors have a copper winding on a toroid * Available with a bare construction or in a case * Main uses are power supply, filtering or dc-to-dc converters with frequencies up to 300 kHz DIMENSIONS in millimeters SK12E (10 H to 100 H) SK12 N SK12 H SK12V 15 15 12 15 2 1 6 9 5 10 13 4 10 3 18 1 18 12 4 18 13 12.5 20 7 10 3 2 3.5 3.5 Od 0.7 x 0.7 3.5 Od 0.7 x 0.7 ELECTRICAL SPECIFICATIONS Tolerance 20 % Max. Operating Frequency 300 kHz Maximum Voltage 250 VRMS MECHANICAL SPECIFICATIONS Magnetic Circuit Terminals toroid wire N and E versions pins: V and H versions PACKAGING 50 pieces in box MARKING (V AND H VERSIONS) ENVIRONMENTAL SPECIFICATIONS Operating Temperature Range www.vishay.com 29 - 40 C + 125 C Print marked: manufacturer, model, style, inductance value, nominal current For technical questions, contact: sfer@vishay.com Document Number: 59019 Revision: 01-Oct-07 SK12 High Current Toroidal Inductors, Vishay Aztronic EMI/RFI Noise Suppression, Switching Power Supplies and Output Chokes ORDERING INFORMATION SK 12 V 47 H e2 MODEL STYLE VERSION INDUCTANCE VALUE NO LOAD LEAD FINISH e2: SnCu SAP PART NUMBERING GUIDELINES S K MODEL 1 2 STYLE V 4 VERSION 7 0 INDUCTANCE VALUE M TOL. B 2 5 PACKAGING CODE SPECIAL (IF APPLICABLE) See the end of this data book for conversion tables INDUCTANCE VALUE VERSUS CURRENT L with no load L at nominal current 0 I MAX. mA 2 1.5 1 0.75 0.5 0.315 0.2 L WITH NO LOAD H 10 22 47 100 220 470 1000 I nominal L MIN. AT NOMINAL CURRENT H 7 15 33 70 154 330 700 DCR MAX. m 20 38 84 155 310 875 1590 O D MAX. (WIRE DIAMETER) N AND E VERSIONS mm 0.7 0.6 0.5 0.4 0.4 0.3 0.3 On request: other values or pin configuration. Document Number: 59019 Revision: 01-Oct-07 For technical questions, contact: sfer@vishay.com www.vishay.com 30 Legal Disclaimer Notice Vishay Disclaimer All product specifications and data are subject to change without notice. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, "Vishay"), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any information provided herein to the maximum extent permitted by law. The product specifications do not expand or otherwise modify Vishay's terms and conditions of purchase, including but not limited to the warranty expressed therein, which apply to these products. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. Product names and markings noted herein may be trademarks of their respective owners. Document Number: 91000 Revision: 18-Jul-08 www.vishay.com 1