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TPS715 50-mA, 24-V, 3.2-μA Quiescent Current, Low-Dropout Linear Regulator
SLVS338T
May 2001 – December 2022
TPS715
PRODUCTION DATA
CONTENTS
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TPS715 50-mA, 24-V, 3.2-μA Quiescent Current, Low-Dropout Linear Regulator
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
Thermal Information
6.4
Electrical Characteristics
6.5
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagrams
7.3
Feature Description
7.3.1
Wide Supply Range
7.3.2
Low Quiescent Current
7.3.3
Dropout Voltage (VDO)
7.3.4
Current Limit
7.4
Device Functional Modes
7.4.1
Normal Operation
7.4.2
Dropout Operation
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Detailed Design Procedure
8.2.1.1
Setting VOUT for the TPS71501 Adjustable LDO
8.2.1.2
External Capacitor Requirements
8.2.1.3
Input and Output Capacitor Requirements
8.2.1.4
Reverse Current
8.2.1.5
Feed-Forward Capacitor (CFF)
8.2.1.6
Power Dissipation (PD)
8.2.1.7
Estimating Junction Temperature
8.2.2
Application Curves
8.3
Best Design Practices
8.4
Power Supply Recommendations
8.5
Layout
8.5.1
Layout Guidelines
8.5.1.1
Power Dissipation
8.5.2
Layout Example
9
Device and Documentation Support
9.1
Device Support
9.1.1
Development Support
9.1.1.1
Evaluation Module
9.1.1.2
Spice Models
9.1.2
Device Nomenclature
9.2
Documentation Support
9.2.1
Related Documentation
9.3
Receiving Notification of Documentation Updates
9.4
Support Resources
9.5
Trademarks
9.6
Electrostatic Discharge Caution
9.7
Glossary
10
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
DCK|5
MPDS025K
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvs338t_oa
slvs338t_pm
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DATA SHEET
TPS715 50-mA, 24-V, 3.2-μA Quiescent Current, Low-Dropout Linear Regulator
1
Features
Input voltage range:
2.5 V to 24 V (30 V max for new chip only)
Available output voltage options:
Fixed: 1.8 V to 5 V
Adjustable: 1.205 V to 15 V
Output current: Up to 50 mA
Very low I
Q
: 3.2 μA at 50-mA load current
Stable with output capacitor ≥ 0.47 μF
Overcurrent protection
Package: 5-pin SC70 (DCK)
Operating junction temperature: –40°C to +125°C
For an 80-mA rated current and higher power package, see the
TPS715A
2
Applications
Home and building automation
Retail automation and payment
Grid infrastructure
Medical applications
Lighting applications
