JAJSOA3B
February 2023 – June 2024
TPS25948
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
Timing Requirements
6.7
Switching Characteristics
6.8
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Undervoltage Lockout (UVLO and UVP)
7.3.2
Overvoltage Lockout (OVLO)
7.3.3
Inrush Current, Overcurrent, and Short Circuit Protection
7.3.3.1
Slew Rate (dVdt) and Inrush Current Control
7.3.3.2
Active Current Limiting
7.3.3.3
Short-Circuit Protection
7.3.4
Analog Load Current Monitor
7.3.5
Reverse Current Protection
7.3.6
Overtemperature Protection (OTP)
7.3.7
Fault Response and Indication (FLT)
7.3.8
Supply Good Indication (SPLYGD/SPLYGD)
7.4
Device Functional Modes
8
Application and Implementation
8.1
Application Information
8.2
Single Device, Self-Controlled
8.3
Typical Application
8.3.1
Design Requirements
8.3.2
Detailed Design Procedure
8.3.2.1
Setting Overvoltage Threshold
8.3.2.2
Setting Output Voltage Rise Time (tR)
8.3.2.3
Setting Overcurrent Threshold (ILIM)
8.3.2.4
Setting Overcurrent Blanking Interval (tITIMER)
8.3.3
Application Curves
8.4
Active ORing
8.5
Priority Power MUXing
8.6
Parallel Operation
8.7
USB PD Port Protection
8.8
Power Supply Recommendations
8.8.1
Transient Protection
8.8.2
Output Short-Circuit Measurements
8.9
Layout
8.9.1
Layout Guidelines
8.9.2
Layout Example
9
Device and Documentation Support
9.1
Documentation Support
9.1.1
Related Documentation
9.2
ドキュメントの更新通知を受け取る方法
9.3
サポート・リソース
9.4
Trademarks
9.5
静電気放電に関する注意事項
9.6
用語集
10
Revision History
11
Mechanical, Packaging, and Orderable Information
7.2
Functional Block Diagram
Figure 7-1
TPS259480x Block Diagram
Figure 7-2
TPS259481x Block Diagram
Figure 7-3
TPS259482x Block Diagram