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
パッケージ・オプション
メカニカル・データ(パッケージ|ピン)
DSC|10
MPDS239E
サーマルパッド・メカニカル・データ
発注情報
snvs814b_oa
snvs814b_pm
6.4
Typical Characteristics
Unless otherwise specified, V
IN
= 5 V and T
A
= 25°C
Figure 1.
Efficiency vs Load Current - Both Options
Figure 3.
Efficiency vs Load Current - LMR10530Y
Figure 5.
Oscillator Frequency vs Temperature - LMR10530Y
Figure 7.
R
DS(ON)
vs Temperature
Figure 9.
LMR10530Y I
Q
(Switching)
Figure 11.
Frequency Foldback
Figure 13.
Loop Gain And Phase - LMR10530Y
Figure 15.
Start-up by EN - LMR10530X
Figure 17.
Startup With EN Tied to V
IN
- LMR10530X
Figure 19.
Short-Circuit Release - LMR10530X
Figure 2.
Efficiency vs Load Current - LMR10530X
Figure 4.
Oscillator Frequency vs Temperature - LMR10530X
Figure 6.
Current Limit vs Temperature
Figure 8.
LMR10530X I
Q
(Switching)
Figure 10.
V
FB
vs Temperature
Figure 12.
Loop Gain and Phase - LMR10530X
Figure 14.
Load Step Response - LMR10530X
Figure 16.
Shutdown by EN - LMR10530X
Figure 18.
Short-Circuit Triggering - LMR10530X