STEVAL-ILL005V1

STEVAL-ILL005V1 VIPer12A-E off line, constant current driver for high intensity LEDs Data Brief Features ■ Drives from 1 to 4 LEDs ■ Constant current output: 350 mA, 700 mA, 1.05 A (selectable) ■ Input voltage range: 90 to 264 VAC 50/60 Hz ■ Compliant with EN55022 class B for EMI STEVAL-ILL005V1 Description This board represents a low cost, high efficiency, high brightness multiple LED driver based on the integrated off-line switching regulator VIPer12A-E. The board is an off-line, constant current power supply capable of driving from 1 to 4 LEDs in series operating from universal mains input. The output current can be selected for compatibility with 1 W, 3 W and 5 W LEDs with a total output power of up to 6 W. November 2007 Rev 1 For further information contact your local STMicroelectronics sales office. 1/4 www.st.com 4 2 1 C11 0.047uF 2 D1 C1 600V,1A 4.7uF DF06MGI400V 1 + L1 Compostar45mH . 3 4 J1 2 1 6.8 5% 1W + C2 10uF 400V C3 47pF 1kV 0 100 5% 1/2W R2 Source Tov l Drain Drain Drain Drain Fb Vdd C10 VIPer12A Poly Cap 1 2 8 7 6 5 U4 3 4 D2 STTH102 R8 10 1/4W 5% A K 4 3 FUSE 0 + C4 22uF 50V 0 6 51T 8 5 180T 10 1 6 8 5 6.2k 5% 1/4W R3 W1 2 2 21T 1 C6 0.33uF 50V 4.7nF C5 2 1 Cram er CVP11-047 10 A K R16 2.2k 1/4W R15 24k 1/4W U3 R4 100 5% 1/4W STTH152 D3 4 3 R1 1 2 + C7 220uF 25V LED+ J4 4 3 2 1 1 1 1 2 Vcc 2 Ve2+ Ve2- 5 6 7 8 1/2W R5 750 J2 Jumper LED- J3 Jumper Out2 TSM103 U2 R7 10K Gnd Vref Ve1- Out1 1 2 2 R9 2.2K 0.5 1/2W R14 0.5 1/2W R13 0.5 1/2W R12 1 2 3 4 5 6 7 8 9 10 11 12 2 1 2 1 2/4 2 1 C8 0.1uF R10 1K R11 1K Figure 1. 2 1 1 . F1 Board schematic STEVAL-ILL005V1 Board schematic Schematic STEVAL-ILL005V1 2 Revision history Revision history Table 1. Document revision history Date Revision 13-Nov-2007 1 Changes Initial release 3/4 STEVAL-ILL005V1 Please Read Carefully: Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. Purchasers are solely responsible for the choice, selection and use of the ST products and services described herein, and ST assumes no liability whatsoever relating to the choice, selection or use of the ST products and services described herein. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted under this document. If any part of this document refers to any third party products or services it shall not be deemed a license grant by ST for the use of such third party products or services, or any intellectual property contained therein or considered as a warranty covering the use in any manner whatsoever of such third party products or services or any intellectual property contained therein. UNLESS OTHERWISE SET FORTH IN ST’S TERMS AND CONDITIONS OF SALE ST DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY WITH RESPECT TO THE USE AND/OR SALE OF ST PRODUCTS INCLUDING WITHOUT LIMITATION IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE (AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION), OR INFRINGEMENT OF ANY PATENT, COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT. UNLESS EXPRESSLY APPROVED IN WRITING BY AN AUTHORIZED ST REPRESENTATIVE, ST PRODUCTS ARE NOT RECOMMENDED, AUTHORIZED OR WARRANTED FOR USE IN MILITARY, AIR CRAFT, SPACE, LIFE SAVING, OR LIFE SUSTAINING APPLICATIONS, NOR IN PRODUCTS OR SYSTEMS WHERE FAILURE OR MALFUNCTION MAY RESULT IN PERSONAL INJURY, DEATH, OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE. ST PRODUCTS WHICH ARE NOT SPECIFIED AS "AUTOMOTIVE GRADE" MAY ONLY BE USED IN AUTOMOTIVE APPLICATIONS AT USER’S OWN RISK. Resale of ST products with provisions different from the statements and/or technical features set forth in this document shall immediately void any warranty granted by ST for the ST product or service described herein and shall not create or extend in any manner whatsoever, any liability of ST. ST and the ST logo are trademarks or registered trademarks of ST in various countries. Information in this document supersedes and replaces all information previously supplied. The ST logo is a registered trademark of STMicroelectronics. All other names are the property of their respective owners. © 2007 STMicroelectronics - All rights reserved STMicroelectronics group of companies Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America www.st.com 4/4