JAJSLV2
October 2022
LM5012-Q1
PRODUCTION DATA
1
特長
2
アプリケーション
3
概要
4
Revision History
5
Device Comparison Table
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
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Control Architecture
8.3.2
Internal VCC Regulator and Bootstrap Capacitor
8.3.3
Regulation Comparator
8.3.4
Internal Soft Start
8.3.5
On-Time Generator
8.3.6
Current Limit
8.3.7
N-Channel Buck Switch and Driver
8.3.8
Schottky Diode Selection
8.3.9
Enable/Undervoltage Lockout (EN/UVLO)
8.3.10
Power Good (PGOOD)
8.3.11
Thermal Protection
8.4
Device Functional Modes
8.4.1
Shutdown Mode
8.4.2
Standby Mode
8.4.3
Active Mode
8.4.4
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
Custom Design With WEBENCH® Tools
9.2.2.2
Switching Frequency (RRON)
9.2.2.3
Buck Inductor (LO)
9.2.2.4
Output Capacitor (COUT)
9.2.2.5
Input Capacitor (CIN)
9.2.2.6
Type 3 Ripple Network
9.2.3
Application Curves
9.3
Power Supply Recommendations
9.4
Layout
9.4.1
Layout Guidelines
9.4.1.1
Compact PCB Layout for EMI Reduction
9.4.1.2
Feedback Resistors
9.4.2
Layout Example
9.4.2.1
Thermal 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
Documentation Support
10.2.1
Related Documentation
10.3
Receiving Notification of Documentation Updates
10.4
サポート・リソース
10.5
Trademarks
10.6
Electrostatic Discharge Caution
10.7
Glossary
11
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)
DDA|8
MPDS092F
サーマルパッド・メカニカル・データ
DDA|8
PPTD178C
発注情報
jajslv2_oa
10.1.2
Development Support
LM5012
Quickstart Calculator
LM5012-Q1 Simulation Models
TI Reference Design Library
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