ZHCSLK6B
July 2021 – February 2025
TPS1HC100-Q1
PRODUCTION DATA
1
1
特性
2
应用
3
说明
4
Pin Configuration and Functions
4.1
Recommended Connections for Unused Pins
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Electrical Characteristics
5.6
SNS Timing Characteristics
5.7
Switching Characteristics
5.8
Typical Characteristics
6
Parameter Measurement Information
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Accurate Current Sense
7.3.2
Programmable Current Limit
7.3.2.1
Capacitive Charging
7.3.3
Inductive-Load Switching-Off Clamp
7.3.4
Full Protections and Diagnostics
7.3.4.1
Short-Circuit and Overload Protection
7.3.4.2
Open-Load and Short-to-Battery Detection
7.3.4.3
Short-to-Battery Detection
7.3.4.4
Reverse-Polarity and Battery Protection
7.3.4.5
Latch-Off Mode
7.3.4.6
Thermal Protection Behavior
7.3.4.7
UVLO Protection
7.3.4.8
Loss of GND Protection
7.3.4.9
Loss of Power Supply Protection
7.3.4.10
Reverse Current Protection
7.3.4.11
Protection for MCU I/Os
7.3.5
Diagnostic Enable Function
7.4
Device Functional Modes
7.4.1
Working 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
Dynamically Changing Current Limit
8.2.2.2
AEC Q100-012 Test Grade A Certification
8.2.2.3
EMC Transient Disturbances Test
8.2.3
Application Curves
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
8.4.2.1
Without a GND Network
8.4.2.2
With a GND Network
8.4.3
Thermal Considerations
9
Device and Documentation Support
9.1
Documentation Support
9.1.1
Related Documentation
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
Revision History
11
Mechanical, Packaging, and Orderable Information
1
特性
具有全面诊断功能、适用于 12V 汽车系统的单通道智能高侧电源开关
开漏状态输出
电流检测模拟输出
宽工作电压范围:3V 至 28V
低待机电流:85°C 下低于 0.5µA
工作结温范围:-40°C 至 150°C
兼容 1.8V、3.3V 和 5V 逻辑电平
通过故障检测电压调节功能实现 ADC 保护
可编程电流限制,1.9A 时精度为 ±18%
高精度电流检测,1A 时精度为 ±6%
保护
过载和短路保护
感性负载负电压钳位
欠压锁定 (UVLO) 保护
具备自恢复功能的热关断和热振荡
接地失效保护和失电保护
对外部元件提供反向电池保护
诊断
开启和关闭状态输出的开路负载和电池短路检测
过载和接地短路检测
热关断和热振荡检测
资格认证
符合 AEC-Q100 汽车标准,温度等级为 1 级
功能安全型
可提供用于功能安全系统设计的文档
经测试符合 AECQ100-12 A 级标准,
经过 100 万次接地短路测试
通过 ISO7637-2 和 ISO16750-2 电瞬变抗扰度认证
14 引脚热增强型 PWP 封装