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SSL4101T Datasheet(PDF) 29 Page - NXP Semiconductors |
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SSL4101T Datasheet(HTML) 29 Page - NXP Semiconductors |
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29 / 29 page  NXP Semiconductors SSL4101T GreenChip III+ SMPS control IC © NXP B.V. 2011. 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: 21 April 2011 Document identifier: SSL4101T Please be aware that important notices concerning this document and the product(s) described herein, have been included in section ‘Legal information’. 16. Contents 1 General description . . . . . . . . . . . . . . . . . . . . . . 1 1.1 Industry standard THD, low standby input power and high-efficiency . . . . . . . . . . . . . . . . . 1 2 Features and benefits . . . . . . . . . . . . . . . . . . . . 2 2.1 Distinctive features . . . . . . . . . . . . . . . . . . . . . . 2 2.2 Green features . . . . . . . . . . . . . . . . . . . . . . . . . 2 2.3 PFC green features . . . . . . . . . . . . . . . . . . . . . 2 2.4 Flyback green features . . . . . . . . . . . . . . . . . . . 2 2.5 Protection features . . . . . . . . . . . . . . . . . . . . . . 2 3 Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 4 Ordering information . . . . . . . . . . . . . . . . . . . . . 3 5 Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3 6 Pinning information . . . . . . . . . . . . . . . . . . . . . . 4 6.1 Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 6.2 Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 4 7 Functional description . . . . . . . . . . . . . . . . . . . 5 7.1 General control . . . . . . . . . . . . . . . . . . . . . . . . . 5 7.1.1 Start-up and UnderVoltage LockOut (UVLO) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 7.1.2 Supply management. . . . . . . . . . . . . . . . . . . . . 7 7.1.3 Latch input . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 7.1.4 Fast latch reset . . . . . . . . . . . . . . . . . . . . . . . . . 8 7.1.5 Overtemperature protection . . . . . . . . . . . . . . . 8 7.2 Power factor correction circuit . . . . . . . . . . . . . 8 7.2.1 ton control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 7.2.2 Valley switching and demagnetization (PFCAUX pin) . . . . . . . . . . . . . . . . . . . . . . . . . . 8 7.2.3 Frequency limitation . . . . . . . . . . . . . . . . . . . . . 9 7.2.4 Mains voltage compensation (VINSENSE pin) . . . . . . . . . . . . . . . . . . . . . . . . 9 7.2.5 Soft start-up (pin PFCSENSE) . . . . . . . . . . . . . . . . . . . . . . . 9 7.2.6 Low power mode . . . . . . . . . . . . . . . . . . . . . . 10 7.2.7 Overcurrent protection (PFCSENSE pin) . . . . . . . . . . . . . . . . . . . . . . 10 7.2.8 Mains undervoltage lockout/brownout protection (VINSENSE pin) . . . . . . . . . . . . . . 10 7.2.9 Overvoltage protection (VOSENSE pin) . . . . . . . . . . . . . . . . . . . . . . . 11 7.2.10 PFC open loop protection (VOSENSE pin) . . . . . . . . . . . . . . . . . . . . . . . 11 7.2.11 Driver (PFCDRIVER pin) . . . . . . . . . . . . . . . . . . . . . . 11 7.3 Flyback controller . . . . . . . . . . . . . . . . . . . . . . 11 7.3.1 Multimode operation . . . . . . . . . . . . . . . . . . . . 11 7.3.2 Valley switching (HV pin) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 7.3.3 Current mode control (FBSENSE pin) . . . . . . . . . . . . . . . . . . . . . . . 13 7.3.4 Demagnetization (FBAUX pin). . . . . . . . . . . . . . . . . . . . . . . . . . 14 7.3.5 Flyback control/time-out (FBCTRL pin) . . . . . . . . . . . . . . . . . . . . . . . . . 14 7.3.6 Soft start-up (FBSENSE pin) . . . . . . . . . . . . . . . . . . . . . . . 15 7.3.7 Maximum on-time . . . . . . . . . . . . . . . . . . . . . 16 7.3.8 Overvoltage protection (FBAUX pin). . . . . . . . . . . . . . . . . . . . . . . . . . 16 7.3.9 Overcurrent protection (FBSENSE pin) . . . . . . . . . . . . . . . . . . . . . . . 17 7.3.10 Overpower protection. . . . . . . . . . . . . . . . . . . 17 7.3.11 Driver (FBDRIVER pin). . . . . . . . . . . . . . . . . . . . . . . 17 8 Limiting values . . . . . . . . . . . . . . . . . . . . . . . . 18 9 Thermal characteristics . . . . . . . . . . . . . . . . . 19 10 Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 19 11 Application information . . . . . . . . . . . . . . . . . 24 12 Package outline. . . . . . . . . . . . . . . . . . . . . . . . 25 13 Revision history . . . . . . . . . . . . . . . . . . . . . . . 26 14 Legal information . . . . . . . . . . . . . . . . . . . . . . 27 14.1 Data sheet status . . . . . . . . . . . . . . . . . . . . . . 27 14.2 Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 14.3 Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . 27 14.4 Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . 28 15 Contact information . . . . . . . . . . . . . . . . . . . . 28 16 Contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 |
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