LP5569 datasheet(2/93 Pages) TI2

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LP5569

SNVSAP8A – JULY 2017 – REVISED SEPTEMBER 2017

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Table of Contents

Features .................................................................. 1

Applications ........................................................... 1

Description ............................................................. 1

Revision History..................................................... 2

Device Comparison Table..................................... 3

Pin Configuration and Functions ......................... 3

Specifications......................................................... 5

7.1

Absolute Maximum Ratings ...................................... 5

7.2

ESD Ratings.............................................................. 5

7.3

Recommended Operating Conditions ....................... 5

7.4

Thermal Information .................................................. 5

7.5

Electrical Characteristics........................................... 6

7.6

Charge-Pump Electrical Characteristics ................... 6

7.7

LED Current Sinks Electrical Characteristics............ 7

7.8

Logic Interface Characteristics.................................. 7

7.9

Timing Requirements (EN/PWM).............................. 7

7.10

Serial-Bus Timing Requirements (SDA, SCL), See

Figure 1 ...................................................................... 8

7.11

External Clock Timing Requirements (CLK), See

Figure 2 ...................................................................... 8

7.12

Typical Characteristics ............................................ 9

Detailed Description ............................................ 11

8.1

Overview ................................................................. 11

8.2

Functional Block Diagram ....................................... 12

8.3

Feature Description................................................. 13

8.4

Device Functional Modes........................................ 21

8.5

Programming........................................................... 23

8.6

Application and Implementation ........................ 78

9.1

Application Information............................................ 78

9.2

Typical Applications ................................................ 78

Power Supply Recommendations ..................... 82

Layout................................................................... 83

11.1

Layout Guidelines ................................................. 83

11.2

Layout Example .................................................... 84

Device and Documentation Support ................. 85

12.1

Device Support .................................................... 85

12.2

Receiving Notification of Documentation Updates 85

12.3

Community Resources.......................................... 85

12.4

Trademarks ........................................................... 85

12.5

Electrostatic Discharge Caution ............................ 85

12.6

Glossary ................................................................ 85

Mechanical, Packaging, and Orderable

Information ........................................................... 85

4 Revision History

Changes from Original (July 2017) to Revision A

Page

•

Added typical curves .............................................................................................................................................................. 9

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