SLVSHL8
November 2024
TPS923650
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Device Comparison Table
5
Pin Configuration and 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
Adaptive Off-Time Current Mode Control
7.3.2
Setting LED Current
7.3.3
Internal Soft Start
7.3.4
Dimming Mode
7.3.4.1
PWM Dimming
7.3.4.2
Analog Dimming
7.3.5
Fault Protection
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
TPS923651D2 12V Input, 1A Output, 8-piece WLED Driver With Analog Dimming
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.2.1
Inductor Selection
8.2.1.2.2
Input Capacitor Selection
8.2.1.2.3
Output Capacitor Selection
8.2.1.2.4
Sense Resistor Selection
8.2.1.2.5
Other External Components Selection
8.2.1.3
Application Curves
8.2.2
TPS923650D1 Buck-Boost, 24V Input, 0.5A Output, 4-piece WLED Driver with PWM Dimming
8.2.2.1
Design Requirements
8.2.2.2
Detailed Design Procedure
8.2.2.2.1
Inductor Selection
8.2.2.2.2
Input Capacitor Selection
8.2.2.2.3
Output Capacitor Selection
8.2.2.2.4
Sense Resistor Selection
8.2.2.2.5
Other External Components Selection
8.2.2.3
Application Curves
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Receiving Notification of Documentation Updates
9.2
Support Resources
9.3
Trademarks
9.4
Electrostatic Discharge Caution
9.5
Glossary
10
Revision History
11
Mechanical, Packaging, and Orderable Information
11.1
Package Option Addendum
11.2
Tape and Reel Information
Package Options
Mechanical Data (Package|Pins)
DRL|8
MPCS002E
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvshl8_oa
8.2.2.2
Detailed Design Procedure