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SSL2103 数据表(PDF) 21 Page - NXP Semiconductors |
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SSL2103 数据表(HTML) 21 Page - NXP Semiconductors |
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21 / 21 page ![]() NXP Semiconductors SSL2103 SMPS controller IC for dimmable LED lighting © NXP B.V. 2010. All rights reserved. For more information, please visit: http://www.nxp.com For sales office addresses, please send an email to: salesaddresses@nxp.com Date of release: 25 November 2010 Document identifier: SSL2103 Please be aware that important notices concerning this document and the product(s) described herein, have been included in section ‘Legal information’. 17. Contents 1 General description . . . . . . . . . . . . . . . . . . . . . . 1 2 Features and benefits . . . . . . . . . . . . . . . . . . . . 1 3 Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 4 Quick reference data . . . . . . . . . . . . . . . . . . . . . 2 5 Ordering information . . . . . . . . . . . . . . . . . . . . . 2 6 Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3 7 Pinning information . . . . . . . . . . . . . . . . . . . . . . 4 7.1 Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 7.2 Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 4 8 Functional description . . . . . . . . . . . . . . . . . . . 5 8.1 Start-up and Under Voltage Lock Out (UVLO) . 5 8.2 Oscillator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 8.3 Duty factor control . . . . . . . . . . . . . . . . . . . . . . 6 8.4 Bleeder for dimming applications . . . . . . . . . . . 6 8.5 Valley switching . . . . . . . . . . . . . . . . . . . . . . . . 7 8.6 Demagnetization. . . . . . . . . . . . . . . . . . . . . . . . 9 8.7 Overcurrent protection . . . . . . . . . . . . . . . . . . . 9 8.8 Short-winding protection . . . . . . . . . . . . . . . . . . 9 8.9 Overtemperature protection . . . . . . . . . . . . . . . 9 9 Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 10 10 Thermal characteristics . . . . . . . . . . . . . . . . . 10 11 Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . 11 12 Application information. . . . . . . . . . . . . . . . . . 15 13 Package outline . . . . . . . . . . . . . . . . . . . . . . . . 17 14 Revision history . . . . . . . . . . . . . . . . . . . . . . . . 18 15 Legal information. . . . . . . . . . . . . . . . . . . . . . . 19 15.1 Data sheet status . . . . . . . . . . . . . . . . . . . . . . 19 15.2 Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 15.3 Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 15.4 Trademarks. . . . . . . . . . . . . . . . . . . . . . . . . . . 20 16 Contact information. . . . . . . . . . . . . . . . . . . . . 20 17 Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 |
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