SLVSDN3
June 2017
TPS82140
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Typical Application Schematic spacespace
Efficiency vs Output Current, VIN=12V space
4
Revision History
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommend 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
PWM and PSM Operation
7.3.2
Low Dropout Operation (100% Duty Cycle)
7.3.3
Switch Current Limit
7.3.4
Undervoltage Lockout
7.3.5
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
Enable and Disable (EN)
7.4.2
Soft Startup (SS/TR)
7.4.3
Voltage Tracking (SS/TR)
7.4.4
Power Good Output (PG)
8
Application and Implementation
8.1
Application Information
8.2
Typical Applications
8.2.1
1.8-V Output Application
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.2.1
Custom Design with WEBENCH® Tools
8.2.1.2.2
Setting the Output Voltage
8.2.1.2.3
Input and Output Capacitor Selection
8.2.1.2.4
Soft Startup Capacitor Selection
8.2.1.3
Application Performance Curves
8.3
System Examples
8.3.1
Inverting Power Supply
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
10.3
Thermal Consideration
11
Device and Documentation Support
11.1
Device Support
11.1.1
Third-Party Products Disclaimer
11.1.2
Development Support
11.1.2.1
Custom Design With WEBENCH® Tools
11.2
Receiving Notification of Documentation Updates
11.3
Community Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Mechanical, Packaging, and Orderable Information
12.1
Package Materials Information
12.1.1
Tape and Reel Information
Package Options
Mechanical Data (Package|Pins)
SIL|8
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvsdn3_oa
slvsdn3_pm
12.1
Package Materials Information