SBVS358D
June 2018 – April 2025
TPS746-Q1
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
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
Timing Requirements
5.7
Typical Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagrams
6.3
Feature Description
6.3.1
Undervoltage Lockout (UVLO)
6.3.2
Shutdown
6.3.3
Foldback Current Limit
6.3.4
Thermal Shutdown
6.4
Device Functional Modes
6.4.1
Normal Operation
6.4.2
Dropout Operation
6.4.3
Disabled
7
Application and Implementation
7.1
Application Information
7.1.1
Adjustable Device Feedback Resistors
7.1.2
Input and Output Capacitor Selection
7.1.3
Dropout Voltage
7.1.4
Exiting Dropout
7.1.5
Reverse Current
7.1.6
Power Dissipation (PD)
7.1.7
Power-Good Function
7.1.8
Feed-Forward Capacitor (CFF)
7.1.9
Start-Up Sequencing
7.2
Typical Application
7.2.1
Design Requirements
7.2.2
Detailed Design Procedure
7.2.2.1
Input Current
7.2.2.2
Thermal Dissipation
7.2.3
Application Curve
7.3
Power Supply Recommendations
7.4
Layout
7.4.1
Layout Guidelines
7.4.2
Layout Examples
8
Device and Documentation Support
8.1
Device Support
8.1.1
Device Nomenclature
8.2
Documentation Support
8.2.1
Related Documentation
8.3
Receiving Notification of Documentation Updates
8.4
Support Resources
8.5
Trademarks
8.6
Electrostatic Discharge Caution
8.7
Glossary
9
Revision History
10
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DRB|8
MPDS118K
DRV|6
MPDS216E
Thermal pad, mechanical data (Package|Pins)
DRB|8
QFND619
DRV|6
QFND651
Orderable Information
sbvs358d_oa
sbvs358d_pm
Data Sheet
TPS746-Q1 Automotive, 1A LDO With Power-Good in Small Wettable Flank Packages