SNOAA69
April 2021
LM36922
,
LM36923
,
LM3697
Trademarks
1
Introduction
1.1
LM3697 Key Specifications
1.2
LM3697 Simplified Block Diagram
2
How to map Exponential Data to the Linear Dimming Lookup Table
2.1
Why use Exponential Data for Dimming?
2.2
Design Sample: Map Exponential Data to Linear Brightness Dimming Lookup Table
3
Key LM369xx Design Tips
3.1
Simplified Schematic
3.2
How to Choose Key Components: Inductor and Capacitor, Schottky Diode D1
4
LM369xx PCB Layout Tips
5
References
5
References
Texas Instruments,
LM3697 High-Efficiency Three-String White LED Driver Data Sheet
Texas Instruments,
LM36922 Highly Efficient Dual-String White LED Driver Data Sheet
Texas Instruments,
LM36923 Highly Efficient Triple-String White LED Driver Data Sheet