SLVSAT8E
November 2011 – May 2017
TPS62170
,
TPS62171
,
TPS62172
,
TPS62173
PRODUCTION DATA.
1
Features
2
Applications
3
Description
4
Revision History
5
Device Voltage Options
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Enable and Shutdown (EN)
8.3.2
Current Limit and Short Circuit Protection
8.3.3
Power Good (PG)
8.3.4
Undervoltage Lockout (UVLO)
8.3.5
Thermal Shutdown
8.4
Device Functional Modes
8.4.1
Soft Start
8.4.2
Pulse Width Modulation (PWM) Operation
8.4.3
Power Save Mode Operation
8.4.4
100% Duty-Cycle Operation
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Custom Design with WEBENCH® Tools
9.2.2.2
Programming the Output Voltage
9.2.2.3
External Component Selection
9.2.2.3.1
Inductor Selection
9.2.2.4
Capacitor Selection
9.2.2.4.1
Output Capacitor
9.2.2.4.2
Input Capacitor
9.2.2.5
Output Filter and Loop Stability
9.2.2.6
TPS6216x Components List
9.2.3
Application Curves
9.3
System Examples
9.3.1
Inverting Power Supply
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
11.3
Thermal Considerations
12
Device and Documentation Support
12.1
Device Support
12.1.1
Third-Party Products Disclaimer
12.1.2
Development Support
12.1.2.1
Custom Design With WEBENCH® Tools
12.2
Documentation Support
12.2.1
Related Documentation
12.3
Related Links
12.4
Community Resources
12.5
Trademarks
12.6
Electrostatic Discharge Caution
12.7
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DSG|8
MPDS308C
Thermal pad, mechanical data (Package|Pins)
DSG|8
QFND141I
Orderable Information
slvsat8e_oa
slvsat8e_pm
5
Device Voltage Options
OUTPUT VOLTAGE
(1)
PART NUMBER
PACKAGE
adjustable
TPS62170
WSON (8)
1.8 V
TPS62171
3.3 V
TPS62172
5.0 V
TPS62173
(1)
Contact the factory to check availability of other fixed output voltage versions.