SLVS916I
July 2010 – October 2019
TPS63020
,
TPS63021
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Simplified Schematic
Efficiency vs Output Current
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
Dynamic Voltage Positioning
7.3.2
Dynamic Current Limit
7.3.3
Device Enable
7.3.4
Power Good
7.3.5
Overvoltage Protection
7.3.6
Undervoltage Lockout
7.3.7
Overtemperature Protection
7.4
Device Functional Modes
7.4.1
Soft-start and Short Circuit Protection
7.4.2
Buck-Boost Operation
7.4.3
Control Loop
7.4.4
Power Save Mode and Synchronization
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Custom Design with WEBENCH Tools
8.2.2.2
Inductor Selection
8.2.2.3
Output Capacitor Selection
8.2.2.4
Input Capacitor Selection
8.2.2.5
Bypass Capacitor
8.2.3
Setting The Output Voltage
8.2.4
Application Curves
8.3
System Examples
8.3.1
Improved Transient Response for 2 A Load Current
8.3.2
Supercapacitor Backup Power Supply With Active Cell Balancing
8.3.3
Low-Power TEC Driver
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
Receiving Notification of Documentation Updates
11.2
Device Support
11.2.1
Custom Design with WEBENCH Tools
11.2.2
Third-Party Products Disclaimer
11.3
Documentation Support
11.3.1
Related Documentation
11.4
Related Links
11.5
Support Resources
11.6
Trademarks
11.7
Electrostatic Discharge Caution
11.8
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DSJ|14
MPSS014A
Thermal pad, mechanical data (Package|Pins)
DSJ|14
QFND226B
Orderable Information
slvs916i_oa
slvs916i_pm
1
Features
Input voltage range: 1.8 V to 5.5 V
Adjustable output voltage: 1.2 V to 5.5 V
Output current for V
IN
> 2.5 V, V
OUT
= 3.3 V: 2 A
High efficiency over the entire load range
Operating quiescent current: 25 µA
Power save mode with mode selection
Average current mode buck-boost architecture
Automatic transition between modes
Fixed frequency operation at 2.4 MHz
Synchronization possible
Power good output
Safety and robust operation features
Overtemperature, overvoltage protection
Load disconnect during shutdown
Create a custom design using the
TPS63020 with
WEBENCH Power Designer
TPS63021 with
WEBENCH Power Designer