JAJSJP3A
September 2020 – October 2020
TPS51397A
PRODUCTION DATA
1
特長
2
アプリケーション
3
概要
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
PWM Operation and DCAP3 Control
7.3.2
Soft Start
7.3.3
Large Duty Operation
7.3.4
Power Good
7.3.5
Overcurrent Protection and Undervoltage Protection
7.3.6
Overvoltage Protection
7.3.7
UVLO Protection
7.3.8
Output Voltage Discharge
7.3.9
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
Light Load Operation
7.4.2
Advanced Eco-mode Control
7.4.3
Out-of-Audio
7.4.4
Mode Selection
7.4.5
Standby Operation
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
External Component Selection
8.2.2.1.1
Output Voltage Set Point
8.2.2.1.2
MODE Selection
8.2.2.1.3
Inductor Selection
8.2.2.1.4
Output Capacitor Selection
8.2.2.1.5
Input Capacitor Selection
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Receiving Notification of Documentation Updates
11.2
サポート・リソース
11.3
Trademarks
11.4
静電気放電に関する注意事項
11.5
用語集
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)
RJE|20
MPQG002B
サーマルパッド・メカニカル・データ
RJE|20
QFND624
発注情報
jajsjp3a_oa
7.4
Device Functional Modes