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TLV751 Dual, 500-mA, High-Accuracy, LDO in a Small-Size Package
SBVS385B
December 2019 – April 2020
TLV751
PRODUCTION DATA.
CONTENTS
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TLV751 Dual, 500-mA, High-Accuracy, LDO in a Small-Size Package
1
Features
2
Applications
3
Description
Device Images
Typical Application
4
Revision History
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
Undervoltage Lockout (UVLO)
7.3.2
Shutdown
7.3.3
Foldback Current Limit
7.3.4
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
Device Functional Mode Comparison
7.4.2
Normal Operation
7.4.3
Dropout Operation
7.4.4
Disabled
8
Application and Implementation
8.1
Application Information
8.1.1
Adjustable Device Feedback Resistors
8.1.2
Input and Output Capacitor Selection
8.1.3
Dropout Voltage
8.1.4
Exiting Dropout
8.1.5
Reverse Current
8.1.6
Power Dissipation (PD)
8.1.7
Feed-Forward Capacitor (CFF)
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Input Current
8.2.2.2
Thermal Dissipation
8.2.3
Application Curve
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Device Support
11.1.1
Device Nomenclature
11.2
Receiving Notification of Documentation Updates
11.3
Support Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
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DATA SHEET
TLV751 Dual, 500-mA, High-Accuracy, LDO in a Small-Size Package
1
Features
Input voltage range: 1.5 V to 6.0 V
Output voltage range:
Adjustable option: 0.55 V to 5.5 V
Fixed option: 0.65 V to 5.0 V
Low dropout:
130 mV (max) at 500 mA (3.3 V
OUT
)
High output accuracy: 1.5% (maximum over temperature)
I
Q
: 25 µA (typical)
Built-in soft-start with monotonic V
OUT
rise
Package:
2-mm × 2-mm WSON-10 (DSQ)
Active output discharge