ZHCSSS8
august 2023
TPS552872
PRODUCTION DATA
1
1
特性
2
应用
3
描述
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
VCC Power Supply
7.3.2
EXTVCC Power Supply
7.3.3
Input Undervoltage Lockout
7.3.4
Enable and Programmable UVLO
7.3.5
Soft Start
7.3.6
Shutdown
7.3.7
Switching Frequency
7.3.8
Switching Frequency Dithering
7.3.9
Inductor Current Limit
7.3.10
Internal Charge Path
7.3.11
Output Voltage Setting
7.3.12
Output Current Monitoring and Cable Voltage Droop Compensation
7.3.13
Output Current Limit
7.3.14
Overvoltage Protection
7.3.15
Output Short Circuit Protection
7.3.16
Power Good
7.3.17
Constant Current Output Indication
7.3.18
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
PWM Mode
7.4.2
Power Save Mode
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
Switching Frequency
8.2.2.2
Output Voltage Setting
8.2.2.3
Inductor Selection
8.2.2.4
Input Capacitor
8.2.2.5
Output Capacitor
8.2.2.6
Output Current Limit
8.2.2.7
Loop Stability
8.2.3
Application Curves
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Device Support
9.1.1
第三方产品免责声明
9.2
接收文档更新通知
9.3
支持资源
9.4
Trademarks
9.5
静电放电警告
9.6
术语表
10
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
RYQ|21
MPQF641
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcsss8_oa
Data Sheet
TPS552872
36V 4A 完全集成式降压/升压转换器