ZHCSOF9B
april 2022 – june 2023
TPS25981
PRODUCTION DATA
1
1
特性
2
应用
3
说明
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
Timing Requirements
7.7
Switching Characteristics
16
7.8
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Undervoltage Lockout (UVLO and UVP)
8.3.2
Overvoltage Lockout (OVLO)
8.3.3
Inrush Current, Overcurrent, and Short-Circuit Protection
8.3.3.1
Slew Rate (dVdt) and Inrush Current Control
8.3.3.2
Circuit-Breaker During Steady-State
8.3.3.3
Active Current Limiting During Start-Up
8.3.3.4
Short-Circuit Protection
8.3.4
Analog Load Current Monitor
8.3.5
Overtemperature Protection (OTP)
8.3.6
Fault Response and Indication (FLT)
8.3.7
Power Good Indication (PG)
8.3.8
Quick Output Discharge (QOD)
8.3.9
Reverse Current Blocking FET Driver
8.4
Device Functional Modes
9
Application and Implementation
9.1
Application Information
9.1.1
Single Device, Self-Controlled
9.1.2
Parallel Operation
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Device Selection
9.2.2.2
Setting Output Voltage Rise Time (tR)
9.2.2.3
Setting Overcurrent Threshold (ILIM)
9.2.2.4
Setting Overcurrent Blanking Interval (tITIMER)
9.2.2.5
Voltage Drop
9.2.3
Application Curves
10
Power Supply Recommendations
10.1
Transient Protection
10.2
Output Short-Circuit Measurements
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Documentation Support
12.1.1
Related Documentation
12.2
接收文档更新通知
12.3
支持资源
12.4
Trademarks
12.5
静电放电警告
12.6
术语表
13
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
RPW|10
MPQF568
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcsof9b_oa
zhcsof9b_pm
7
Specifications
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