SLVSH18
December 2024
TPS4HC120-Q1
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
6
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
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.3.1
Pin Current and Voltage Conventions
6.3.2
Low Power Mode
6.3.3
Accurate Current Sense
6.3.4
Adjustable Current Limit
6.3.5
Inductive-Load Switching-Off Clamp
6.3.6
Fault Detection and Reporting
6.3.6.1
Diagnostic Enable Function
6.3.6.2
Multiplexing of Current Sense
6.3.6.3
FAULT Reporting
6.3.6.4
Fault Table
6.3.7
Full Diagnostics
6.3.7.1
Short-to-GND and Overload Detection
6.3.7.2
Open-Load Detection
6.3.7.2.1
Channel On
6.3.7.2.2
Channel Off
6.3.7.3
Short-to-Battery Detection
6.3.7.4
Reverse-Polarity and Battery Protection
6.3.7.5
Thermal Fault Detection
6.3.7.5.1
Thermal Protection Behavior
6.3.8
Full Protections
6.3.8.1
UVLO Protection
6.3.8.2
Loss of GND Protection
6.3.8.3
Loss of Power Supply Protection
6.3.8.4
Reverse Polarity Protection
6.3.8.5
Protection for MCU I/Os
6.4
Device Functional Modes
6.4.1
Working Mode
7
Application and Implementation
7.1
Application Information
7.2
Typical Application
7.2.1
Design Requirements
7.2.2
Detailed Design Procedure
7.2.3
Application Curves
7.3
EMC Transient Disturbances Test
7.4
Power Supply Recommendations
7.5
Layout
7.5.1
Layout Guidelines
7.5.2
Layout Examples
7.5.2.1
Without a GND Network
7.5.2.2
With a GND Network
8
Device and Documentation Support
8.1
Receiving Notification of Documentation Updates
8.2
Support Resources
8.3
Trademarks
8.4
Electrostatic Discharge Caution
8.5
Glossary
9
Revision History
10
Mechanical, Packaging, and Orderable Information
パッケージ・オプション
メカニカル・データ(パッケージ|ピン)
DGQ|28
MPDS584
サーマルパッド・メカニカル・データ
発注情報
slvsh18_oa
4
Pin Configuration and Functions
NC – No internal connection
Figure 4-1
DGQ Package, 28-Pin HVVSOP (Top View)