SNVS814B
June 2012 – June 2019
LMR10530
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Typical Application
4
Revision History
5
Pin Configuration and Functions
Pin Descriptions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
Recommended Operating Ratings
6.3
Electrical Characteristics
6.4
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Frequency Foldback
7.3.2
Load Step Response
7.3.3
Output Overvoltage Protection
7.3.4
Undervoltage Lockout
7.3.5
Current Limit
7.3.6
Soft Start/Shutdown
7.3.7
Thermal Shutdown
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Detailed Design Procedure
8.2.1.1
Custom Design With WEBENCH® Tools
8.2.1.2
Inductor Selection
8.2.1.3
Input Capacitor
8.2.1.4
Output Capacitor
8.2.1.5
Catch Diode
8.2.1.6
Output Voltage
8.2.1.7
Efficiency Estimation
8.2.2
Application Curve
8.2.3
Other System Examples
8.2.3.1
LMR10530X Design Example 1
8.2.3.2
LMR10530X Design Example 2
8.2.3.3
LMR10530Y Design Example 3
8.2.3.4
LMR10530Y Design Example 4
9
Layout
9.1
Layout Considerations
10
Device and Documentation Support
10.1
Device Support
10.1.1
Third-Party Products Disclaimer
10.1.2
Development Support
10.1.2.1
Custom Design With WEBENCH® Tools
10.2
Receiving Notification of Documentation Updates
10.3
Community Resources
10.4
Trademarks
10.5
Electrostatic Discharge Caution
10.6
Glossary
11
Mechanical, Packaging, and Orderable Information
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DSC|10
MPDS239E
Thermal pad, mechanical data (Package|Pins)
DSC|10
QFND436
Orderable Information
snvs814b_oa
snvs814b_pm
1
Features
Input Voltage Range of 3 V to 5.5 V
Output Voltage Range of 0.6 V to 4.5 V
1.5-MHz (LMR10530X) and 3-MHz (LMR10530Y) Switching Frequencies
3-A Steady-State Output Current
Low Shutdown I
Q
, 300 nA Typical
56-mΩ PMOS Switch
Internal Soft Start
Internally Compensated Peak Current-Mode Control
Cycle-by-cycle Current Limit and Thermal Shutdown
WSON (3 × 3 × 0.8 mm) Packaging
Create a custom design using the LMR10530 with the
WEBENCH® Power Designer