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LM26003-xx 3-A Switching Regulator With High Efficiency Sleep Mode
SNVS576F
August 2008 – February 2015
LM26003
,
LM26003-Q1
PRODUCTION DATA.
CONTENTS
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LM26003-xx 3-A Switching Regulator With High Efficiency Sleep Mode
1
Features
2
Applications
3
Description
4
Typical Application Circuit
5
Revision History
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings: LM26003
7.3
ESD Ratings: LM26003-Q1
7.4
Recommended Operating Conditions
7.5
Thermal Information
7.6
Electrical Characteristics
7.7
Switching Characteristics
7.8
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
FPWM
8.3.2
Soft-Start
8.3.3
Current Limit
8.3.4
Frequency Adjustment and Synchronization
8.3.5
VBIAS
8.3.6
Low VIN Operation and UVLO
8.3.7
PGOOD
8.4
Device Functional Modes
8.4.1
Enable
8.4.2
Sleep 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
Setting Output Voltage
9.2.2.2
Inductor
9.2.2.3
Output Capacitor
9.2.2.4
Input Capacitor
9.2.2.5
Bootstrap
9.2.2.6
Catch Diode
9.2.2.7
Compensation
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
11.3
Thermal Considerations and TSD
12
Device and Documentation Support
12.1
Device Support
12.1.1
Third-Party Products Disclaimer
12.2
Documentation Support
12.2.1
Related Documentation
12.3
Related Links
12.4
Trademarks
12.5
Electrostatic Discharge Caution
12.6
Glossary
13
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
PWP|20
MHTS001H
Thermal pad, mechanical data (Package|Pins)
PWP|20
PPTD289A
Orderable Information
snvs576f_oa
snvs576f_pm
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