ssl1523 NXP Semiconductors, ssl1523 Datasheet - Page 17

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ssl1523

Manufacturer Part Number
ssl1523
Description
Smps Ics For Mains Led Drivers
Manufacturer
NXP Semiconductors
Datasheet

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NXP Semiconductors
18. Contents
1
2
3
4
5
6
7
7.1
7.2
8
8.1
8.2
8.3
8.4
8.5
8.6
8.7
8.8
8.9
8.10
8.11
8.11.1
8.11.2
8.11.3
8.11.4
8.11.5
9
10
11
12
13
14
15
16
16.1
16.2
16.3
16.4
17
18
General description . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Quick reference data . . . . . . . . . . . . . . . . . . . . . 2
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pinning information . . . . . . . . . . . . . . . . . . . . . . 4
Functional description . . . . . . . . . . . . . . . . . . . 5
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . . 9
Thermal characteristics. . . . . . . . . . . . . . . . . . . 9
Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . 10
Application information. . . . . . . . . . . . . . . . . . 12
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 13
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Revision history . . . . . . . . . . . . . . . . . . . . . . . . 15
Legal information. . . . . . . . . . . . . . . . . . . . . . . 16
Contact information. . . . . . . . . . . . . . . . . . . . . 16
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 4
Start-up and undervoltage lockout . . . . . . . . . . 5
Oscillator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Duty factor control. . . . . . . . . . . . . . . . . . . . . . . 5
Valley switching. . . . . . . . . . . . . . . . . . . . . . . . . 6
Demagnetization. . . . . . . . . . . . . . . . . . . . . . . . 7
Minimum and maximum duty factor . . . . . . . . . 7
OverCurrent Protection (OCP) . . . . . . . . . . . . . 7
Short circuit winding protection. . . . . . . . . . . . . 7
OverTemperature Protection (OTP) . . . . . . . . . 8
OverVoltage Protection (OVP) . . . . . . . . . . . . . 8
Characteristics of complete LED power supply 8
Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Efficiency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Ripple . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 16
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in section ‘Legal information’.
© NXP B.V. 2008.
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: salesaddresses@nxp.com
SMPS ICs for low power systems
Date of release: 15 September 2008
Document identifier: SSL152x_1
SSL152x
All rights reserved.

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