JAJSSK4A
December 2023 – June 2024
TPSM64404
,
TPSM64406
,
TPSM64406E
PRODUCTION DATA
1
1
特長
2
アプリケーション
3
概要
4
Device Comparison Table
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
System Characteristics
6.7
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Input Voltage Range (VIN1, VIN2)
7.3.2
Enable EN Pin and Use as VIN UVLO
7.3.3
CONFIG Device Configuration Pin
7.3.4
Adjustable Switching Frequency
7.3.5
Spread Spectrum
7.3.6
Adjustable Output Voltage (FB)
7.3.7
Input Capacitors
7.3.8
Output Capacitors
7.3.9
SYNC Allows Clock Synchronization and Mode Selection
7.3.10
Power-Good Output Voltage Monitoring
7.3.11
Bias Supply Regulator (VCC, VOSNS)
7.3.12
Overcurrent Protection (OCP)
7.3.13
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
Shutdown Mode
7.4.2
Standby Mode
7.4.3
Active Mode
8
Applications and Implementation
8.1
Application Information
8.2
Typical Applications
8.2.1
Design 1 – High-efficiency Dual Output 5 V at 3 A, 3.3 V at 3 A, Synchronous Buck Regulator
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.2.1
Custom Design With WEBENCH® Tools
8.2.1.2.2
Output Voltage Setpoint
8.2.1.2.3
Switching Frequency Selection
8.2.1.2.4
Input Capacitor Selection
8.2.1.2.5
Output Capacitor Selection
8.2.1.2.6
Other Considerations
8.2.1.3
Application Curves
8.2.2
Design 1 – High-efficiency 8-A (10-A peak) Synchronous Buck Regulator for Industrial Applications
8.2.2.1
Design Requirements
8.2.2.2
Detailed Design Procedure
8.2.2.2.1
Output Voltage Setpoint
8.2.2.2.2
Switching Frequency Selection
8.2.2.2.3
Input Capacitor Selection
8.2.2.2.4
Output Capacitor Selection
8.2.2.2.5
Other Connections
8.2.2.3
Application Curves
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.1.1
Thermal Design and Layout
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Device Support
9.1.1
サード・パーティ製品に関する免責事項
9.1.2
Development Support
9.1.2.1
Custom Design With WEBENCH® Tools
9.2
Documentation Support
9.2.1
Related Documentation
9.3
ドキュメントの更新通知を受け取る方法
9.4
サポート・リソース
9.5
Trademarks
9.6
静電気放電に関する注意事項
9.7
用語集
10
Revision History
11
Mechanical, Packaging, and Orderable Information
11.1
Mechanical Data
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)
RCH|28
MPQF746
サーマルパッド・メカニカル・データ
発注情報
jajssk4a_oa
jajssk4a_pm
8.2.2.3
Application Curves
Efficiency Performance
VOUT = 5 V, FPWM Mode, FSW = 2.1 MHz
Figure 8-22
Efficiency
VOUT = 5 V, FPWM Mode, FSW = 2.1 MHz
Figure 8-23
Load Regulation