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TPS56124x 4.2V to 17V Input, 1A, Synchronous Buck Converter in SOT563
SLUSFG9A
April 2024 – June 2024
TPS561243
,
TPS561246
PRODUCTION DATA
CONTENTS
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TPS56124x 4.2V to 17V Input, 1A, Synchronous Buck Converter in SOT563
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Electrical Characteristics
5.6
Typical Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.3.1
Adaptive On-Time Control and PWM Operation
6.3.2
Eco-mode Control
6.3.3
Soft Start and Prebiased Soft Start
6.3.4
Large Duty Operation
6.3.5
Current Protection
6.3.6
Enable Circuit
6.3.7
Undervoltage Lockout (UVLO) Protection
6.3.8
Thermal Shutdown
6.4
Device Functional Modes
6.4.1
Eco-mode Operation
6.4.2
FCCM Mode Operation
7
Application and Implementation
7.1
Application Information
7.2
Typical Application
7.2.1
Design Requirements
7.2.2
Detailed Design Procedure
7.2.2.1
Custom Design With WEBENCH® Tools
7.2.2.2
Output Voltage Resistors Selection
7.2.2.3
Output Filter Selection
7.2.2.4
Input Capacitor Selection
7.2.2.5
Bootstrap Capacitor Selection
7.2.3
Application Curves
7.3
Power Supply Recommendations
7.4
Layout
7.4.1
Layout Guidelines
7.4.2
Layout Example
8
Device and Documentation Support
8.1
Device Support
8.1.1
Development Support
8.1.1.1
Custom Design With WEBENCH® Tools
8.2
Receiving Notification of Documentation Updates
8.3
Support Resources
8.4
Trademarks
8.5
Electrostatic Discharge Caution
8.6
Glossary
9
Revision History
10
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
DRL|6
MPDS159I
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slusfg9a_oa
slusfg9a_pm
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