SLVSDY5E
January 2018 – February 2024
TPS61322
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Device Comparison Table
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
Soft Start
7.3.2
Boost Controller Circuit
7.3.3
21
7.3.4
Undervoltage Lockout
7.3.5
Current Limit Operation
7.3.6
Overtemperature Protection
7.3.7
Device Functional Modes
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Boost without Schottky Diode
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
Maximum Output Current
8.2.1.2.3
Inductor Selection
8.2.1.2.4
35
8.2.1.2.5
Capacitor Selection
8.2.1.2.6
37
8.2.1.3
Application Curves
8.2.2
Boost with Schottky Diode
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
Schottky Diode Selection
8.2.2.2.3
Capacitor Selection
8.2.2.3
Application Curves
8.3
System Examples
8.3.1
Detail Design Schematics
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Examples
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
Documentation Support
11.2.1
Related Documentation
11.3
Receiving Notification of Documentation Updates
11.4
Support Resources
11.5
Trademarks
11.6
Electrostatic Discharge Caution
11.7
Glossary
12
Revision History
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DBV|5
MPDS018T
DBZ|3
MPDS108G
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvsdy5e_oa
slvsdy5e_pm
Data Sheet
TPS61322 6.5-µA Quiescent current, 1.8-A switch current boost converter