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TLV61220A Low-Input Voltage Step-Up Converter in Thin SOT-23 Package
SLVSIA2
November 2024
TLV61220A
PRODUCTION DATA
CONTENTS
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TLV61220A Low-Input Voltage Step-Up Converter in Thin SOT-23 Package
1
1
Features
2
Applications
3
Description
4
Device Comparison
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
Parameter Measurement Information
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Controller Circuit
8.3.1.1
Startup
8.3.1.2
Operation at Output Overload
8.3.1.3
Undervoltage Lockout
8.3.1.4
Overvoltage Protection
8.3.1.5
Overtemperature Protection
8.4
Device Functional Modes
8.4.1
Device Enable and Shutdown Mode
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Adjustable Output Voltage Version
9.2.2.2
Inductor Selection
9.2.2.3
Capacitor Selection
9.2.2.3.1
Input Capacitor
9.2.2.3.2
Output Capacitor
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
11.3
Thermal Considerations
12
Device and Documentation Support
12.1
Third-Party Products Disclaimer
12.2
Documentation Support
12.2.1
Related Documentation
12.3
Receiving Notification of Documentation Updates
12.4
Support Resources
12.5
Trademarks
12.6
Electrostatic Discharge Caution
12.7
Glossary
13
Revision History
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
DBV|6
MPDS026Q
Thermal pad, mechanical data (Package|Pins)
Orderable Information
SLVSIA2_pm
slvsia2_oa
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Data Sheet
TLV61220A Low-Input Voltage Step-Up Converter in Thin SOT-23 Package
1
Features
Up to 95% Efficiency at Typical Operating Conditions
5.5μA Quiescent Current
Startup Into Load at 0.7-V Input Voltage
Operating Input Voltage from 0.7V to 5.5V
Pass-Through Function during Shutdown
Minimum Switching Current 200mA
Protections:
Output Overvoltage
Overtemperature
Input Undervoltage Lockout
Adjustable Output Voltage from 1.8V to 5.5V
Small 6-pin Thin SOT-23 Package
2
Applications
Battery Powered Applications
1 to 3 Cell Alkaline, NiCd or NiMH
1 Cell Li-Ion or Li-Primary
Solar or Fuel Cell Powered Applications
Consumer and Portable Medical Products
Personal Care Products
White or Status LEDs
Smartphones