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LP5912-Q1 Automotive 500-mA Low-Noise, Low-IQ LDO
SNVSAA8C
December 2015 – September 2016
LP5912-Q1
PRODUCTION DATA.
CONTENTS
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LP5912-Q1 Automotive 500-mA Low-Noise, Low-IQ LDO
1
Features
2
Applications
3
Description
4
Revision History
5
Voltage Options
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Output and Input Capacitors
8
Typical Characteristics
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.3.1
Enable (EN)
9.3.2
Output Automatic Discharge (RAD)
9.3.3
Reverse Current Protection (IRO)
9.3.4
Internal Current Limit (ISC)
9.3.5
Thermal Overload Protection (TSD)
9.3.6
Power-Good Output (PG)
9.4
Device Functional Modes
9.4.1
Enable (EN)
9.4.2
Minimum Operating Input Voltage (VIN)
10
Applications and Implementation
10.1
Application Information
10.2
Typical Application
10.2.1
Design Requirements
10.2.2
Detailed Design Procedure
10.2.2.1
External Capacitors
10.2.2.2
Input Capacitor
10.2.2.3
Output Capacitor
10.2.2.4
Capacitor Characteristics
10.2.2.5
Remote Capacitor Operation
10.2.2.6
Power Dissipation
10.2.2.7
Estimating Junction Temperature
10.2.3
Application Curves
11
Power Supply Recommendations
12
Layout
12.1
Layout Guidelines
12.2
Layout Example
13
Device and Documentation Support
13.1
Related Documentation
13.2
Receiving Notification of Documentation Updates
13.3
Community Resources
13.4
Trademarks
13.5
Electrostatic Discharge Caution
13.6
Glossary
14
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
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