SLVS893F
December 2008 – May 2019
TPS61500
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Typical Application Circuit
4
Revision History
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Switching Frequency
7.3.2
Soft Start
7.3.3
Enable and Thermal Shutdown
7.3.4
Undervoltage Lockout (UVLO)
7.3.5
Overvoltage Protection
7.4
Device Functional Modes
7.4.1
PWM Dimming Method
7.4.2
Analog Dimming Method
8
Application and Implementation
8.1
Application Information
8.2
Typical Applications
8.2.1
Analog Dimming Method
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.2.1
Programming the Overvoltage Protection
8.2.1.2.2
Programming the LED Current
8.2.1.2.3
Implementing Dimming
8.2.1.2.4
Computing the Maximum Output Current
8.2.1.2.5
Selecting the Inductor
8.2.1.2.6
Selecting the Schottky Diode
8.2.1.2.7
Selecting the Compensation Capacitor and Resistor
8.2.1.2.8
Selecting the Input and Output Capacitor
8.2.1.3
Application Curves
8.2.2
Pure PWM Dimming Method
8.2.2.1
Design Requirements
8.2.2.2
Detailed Design Procedure
8.2.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
10.3
Thermal Considerations
11
Device and Documentation Support
11.1
Device Support
11.1.1
Third-Party Products Disclaimer
11.1.2
Receiving Notification of Documentation Updates
11.1.3
Community Resources
11.2
Trademarks
11.3
Electrostatic Discharge Caution
11.4
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
PWP|14
MPDS370A
Thermal pad, mechanical data (Package|Pins)
PWP|14
PPTD393
Orderable Information
slvs893f_oa
slvs893f_pm
2
Applications
Monitor Backlight
1-W or 3-W High-Brightness LED