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SSL2129AT 数据表(PDF) 21 Page - NXP Semiconductors

部件名 SSL2129AT
功能描述  Dimmable LED controller IC
PDF  21 Pages
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制造商  NXP [NXP Semiconductors]
网页  http://www.nxp.com
标志 NXP - NXP Semiconductors

SSL2129AT 数据表(HTML) 21 Page - NXP Semiconductors

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NXP Semiconductors
SSL2129AT
Dimmable LED controller IC
© NXP B.V. 2012.
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: 23 October 2012
Document identifier: SSL2129AT
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in section ‘Legal information’.
18. Contents
1
General description . . . . . . . . . . . . . . . . . . . . . . 1
2
Features and benefits . . . . . . . . . . . . . . . . . . . . 1
3
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
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
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
8.2
Converter operation . . . . . . . . . . . . . . . . . . . . . 5
8.3
Driver pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
8.4
Valley detection. . . . . . . . . . . . . . . . . . . . . . . . . 6
8.5
Protective features . . . . . . . . . . . . . . . . . . . . . . 7
8.5.1
UnderVoltage LockOut (UVLO) . . . . . . . . . . . . 7
8.5.2
Leading-Edge Blanking (LEB) . . . . . . . . . . . . . 7
8.5.3
OverCurrent Protection (OCP) . . . . . . . . . . . . . 7
8.5.4
OverTemperature Protection (OTP) . . . . . . . . . 7
8.5.5
Brownout protection . . . . . . . . . . . . . . . . . . . . . 7
8.6
ton control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
8.7
VCC supply. . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
8.7.1
VCC regulator . . . . . . . . . . . . . . . . . . . . . . . . . . 8
8.8
NTC functionality . . . . . . . . . . . . . . . . . . . . . . . 9
8.8.1
Soft-start function . . . . . . . . . . . . . . . . . . . . . . . 9
8.9
Mains dimmer compatibility . . . . . . . . . . . . . . 10
9
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 11
10
Thermal characteristics . . . . . . . . . . . . . . . . . 11
11
Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . 12
12
Application information. . . . . . . . . . . . . . . . . . 14
13
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 16
14
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 17
15
Revision history . . . . . . . . . . . . . . . . . . . . . . . . 18
16
Legal information. . . . . . . . . . . . . . . . . . . . . . . 19
16.1
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 19
16.2
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
16.3
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
16.4
Trademarks. . . . . . . . . . . . . . . . . . . . . . . . . . . 20
17
Contact information. . . . . . . . . . . . . . . . . . . . . 20
18
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21



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