ZHCSET1B
December 2015 – March 2018
TPS4H000-Q1
PRODUCTION DATA.
1
特性
2
应用
3
说明
Device Images
典型应用原理图
驱动具有可调节电流限制的电容性负载
4
修订历史记录
5
Device Comparison Table
6
Pin Configuration and Functions
Pin 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
Switching Characteristics
7.7
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Pin Current and Voltage Conventions
8.3.2
Accurate Current Sense
8.3.3
Adjustable Current Limit
8.3.4
Inductive-Load Switching-Off Clamp
8.3.5
Fault Detection and Reporting
8.3.5.1
Diagnostic Enable Function
8.3.5.2
Multiplexing of Current Sense
8.3.5.3
Fault Table
8.3.5.4
STx and FAULT Reporting
8.3.6
Full Diagnostics
8.3.6.1
Short-to-GND and Overload Detection
8.3.6.2
Open-Load Detection
8.3.6.2.1
Channel On
8.3.6.2.2
Channel Off
8.3.6.3
Short-to-Battery Detection
8.3.6.4
Reverse Polarity Detection
8.3.6.5
Thermal Fault Detection
8.3.6.5.1
Thermal Shutdown
8.3.7
Full Protections
8.3.7.1
UVLO Protection
8.3.7.2
Loss-of-GND Protection
8.3.7.3
Protection for Loss of Power Supply
8.3.7.4
Reverse-Current Protection
8.3.7.5
MCU I/O Protection
8.4
Device Functional Modes
8.4.1
Working Modes
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Examples
11.2.1
Without a GND Network
11.2.2
With a GND Network
12
器件和文档支持
12.1
接收文档更新通知
12.2
社区资源
12.3
商标
12.4
静电放电警告
12.5
Glossary
13
机械、封装和可订购信息
封装选项
机械数据 (封装 | 引脚)
PWP|20
MHTS001G
散热焊盘机械数据 (封装 | 引脚)
PWP|20
PPTD027Z
订购信息
zhcset1b_oa
zhcset1b_pm
8.3.5
Fault Detection and Reporting