SBVS475
March 2026
TPS7A43-Q1
ADVANCE INFORMATION
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
Typical Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagrams
6.3
Feature Description
6.3.1
MID_OUT Voltage Selection
6.3.2
Precision Enable
6.3.3
Dropout Voltage
6.3.4
Current Limit
6.3.5
Thermal Shutdown
6.3.6
Power Good
6.4
Device Functional Modes
6.4.1
Device Functional Mode Comparison
6.4.2
Normal Operation
6.4.3
Dropout Operation
6.4.4
Disabled
7
Application and Implementation
7.1
Application Information
7.1.1
MID_OUT Voltage Setting
7.1.2
Use Without MID_OUT
7.1.3
Adjustable Device Feedback Resistors
7.1.4
Recommended Capacitor Types
7.1.5
Input and Output Capacitor Requirements
7.1.6
Power Dissipation (PD)
7.1.7
Estimating Junction Temperature
7.2
Typical Application
7.2.1
Design Requirements
7.2.2
Detailed Design Procedure
7.2.3
Application Curves
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
Development Support
8.1.1.1
Evaluation Modules
8.1.1.2
Spice Models
8.1.2
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)
DGQ|10
MPDS043F
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sbvs475_oa
Data Sheet
TPS7A43-Q1 Automotive 50mA, 85V, Ultra-Low I
Q
, Low-Dropout Voltage Regulator With Power-Good, Precision Enable, and Selectable Mid-Output Rail