SLVSGD3B
December 2022 – August 2024
TPS281C30
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
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
SNS Timing Characteristics
6.7
Switching Characteristics
6.8
Typical Characteristics
7
Parameter Measurement Information
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Device Functional Modes
8.3.1
Working Mode
8.4
Feature Description
8.4.1
Accurate Current Sense
8.4.1.1
High Accuracy Sense Mode
8.4.2
Programmable Current Limit
8.4.2.1
Short-Circuit and Overload Protection
8.4.2.2
Capacitive Charging
8.4.3
Inductive-Load Switching-Off Clamp
8.4.4
Inductive Load Demagnetization
8.4.5
Full Protections and Diagnostics
8.4.5.1
Open-Load Detection
8.4.5.2
Thermal Protection Behavior
8.4.5.3
Undervoltage Lockout (UVLO) Protection
8.4.5.4
Overvoltage (OVP) Protection
8.4.5.5
Reverse Polarity Protection
8.4.5.6
Protection for MCU I/Os
8.4.5.7
Diagnostic Enable Function
8.4.5.8
Loss of Ground
8.4.5.9
Enhanced EFT Immunity
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.1.1
IEC 61000-4-5 Surge
9.2.2
Detailed Design Procedure
9.2.2.1
Selecting RILIM
9.2.2.2
Selecting RSNS
9.3
Power Supply Recommendations
9.4
Layout
9.4.1
Layout Guidelines
9.4.1.1
EMC Considerations
9.4.2
Layout Example
9.4.2.1
PWP Layout without a GND Network
9.4.2.2
PWP Layout with a GND Network
9.4.2.3
RGW Layout with a GND Network
9.4.3
Thermal Considerations
10
Device and Documentation Support
10.1
Receiving Notification of Documentation Updates
10.2
Support Resources
10.3
Trademarks
10.4
Electrostatic Discharge Caution
10.5
Glossary
11
Revision History
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RGW|20
MPQF122C
Thermal pad, mechanical data (Package|Pins)
RGW|20
QFND012L
Orderable Information
slvsgd3b_oa
slvsgd3b_pm
9.4
Layout