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TPS56220x 4.2V to 17V Input, 2A, Synchronous Buck Converter in SOT563
SLUSF90A
June 2023 – January 2024
TPS562203
,
TPS562206
PRODUCTION DATA
CONTENTS
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TPS56220x 4.2V to 17V Input, 2A, 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
slusf90a_oa
slusf90a_pm
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Data Sheet
TPS56220x 4.2V to 17V Input, 2A, Synchronous Buck Converter in SOT563
1
Features
Configured for a wide range of applications
Input voltage range: 4.2V to 17V
Output voltage range: 0.6V to 7V
Reference voltage: 0.6V
±1.5% reference voltage accuracy at 25°C
±2% reference voltage accuracy from –40°C to 125°C
Integrated 100mΩ and 55mΩ FETs
Low quiescent current for TPS562203: 110μA
Switching frequency: 600kHz
Maximum 95% large duty cycle operation
Fixed soft-start time: 1.4ms
Easy of use and small design size
Eco-mode at light loading for TPS562203
FCCM mode at light loading for TPS562206
D-CAP3™
control mode with fast transient response
Supports start-up with prebiased output
Non-latch for OT and UVLO protection
Cycle-by-cycle overcurrent limit
Hiccup mode for UV protection
Operating junction temperature range: –40°C to 125°C
SOT563 package: 1.6mm × 1.6mm
Create a custom design using the TPS562203 with the
WEBENCH® Power Designer
Create a custom design using the TPS562206 with the
WEBENCH® Power Designer
2
Applications
TV
Digital set top box (STB)
Building automation
Broadband fixed line access