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TPS62A03x 3A, High-Efficiency, Synchronous, Buck Converter in a SOT563 Package
SLUSFD4A
August 2024 – October 2024
TPS62A03
,
TPS62A03A
PRODUCTION DATA
CONTENTS
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TPS62A03x 3A, High-Efficiency, Synchronous, Buck Converter in a SOT563 Package
1
1
Features
2
Applications
3
Description
4
Device Comparison Table
5
Pin Configuration and 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
Power Save Mode
7.3.2
100% Duty Cycle Low Dropout Operation
7.3.3
Soft Start
7.3.4
Switch Current Limit and Short-Circuit Protection (HICCUP)
7.3.5
Undervoltage Lockout
7.3.6
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
Enable and Disable
7.4.2
Power Good
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
Setting the Output Voltage
8.2.2.2
Output Filter Design
8.2.2.3
Input and Output Capacitor Selection
8.2.3
Application Curves
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Device Support
9.1.1
Third-Party Products Disclaimer
9.2
Receiving Notification of Documentation Updates
9.3
Support Resources
9.4
Trademarks
9.5
Electrostatic Discharge Caution
9.6
Glossary
10
Revision History
11
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
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Data Sheet
TPS62A03x 3A, High-Efficiency, Synchronous, Buck Converter in a SOT563 Package
1
Features
42mΩ and 27.5mΩ low R
DSON
switches
2.5V to 5.5V input voltage range
0.6V to V
IN
adjustable output voltage range
28µA (typical) quiescent current (V
FB
> V
REF
)
150nA (typical) shutdown current (EN = Low)
1.2V I/O compatible EN input
1% feedback accuracy (0°C to 125°C)
100% mode operation
2.2MHz switching frequency
Power save mode or forced PWM option available
Power-good output pin
Short-circuit protection (HICCUP)
Internal soft start-up
Active output discharge
Thermal shutdown protection
Improved drop-in replacement for
TLV62585 (DRL)
2
Applications
Set top box
,
TV applications
IP network camera
,
Multi-function printer
Wireless router, solid state drive
Battery-powered applications
General purpose point-of-load supply