SBVS463A
October 2025 – December 2025
TPS7E81-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
Typical Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagrams
6.3
Feature Description
6.3.1
Enable (EN)
6.3.2
Dropout Voltage (VDO)
6.3.3
Undervoltage Lockout
6.3.4
Thermal Shutdown
6.3.5
Foldback Current Limit
6.3.6
Power Limit
6.3.7
Output Pulldown
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
Adjustable Device Feedback Resistor Selection
7.1.2
Recommended Capacitor Types
7.1.3
Input and Output Capacitor Selection
7.1.4
Reverse Current
7.1.5
Feed-Forward Capacitor
7.1.6
Dropout Voltage
7.1.7
Estimating Junction Temperature
7.1.8
Power Dissipation (PD)
7.1.9
Power Dissipation Versus Ambient Temperature
7.2
Typical Application
7.2.1
Design Requirements
7.2.2
Choose Feedback Resistors
7.2.3
Application Curves
7.3
Power Supply Recommendations
7.4
Layout
7.4.1
Layout Guidelines
7.4.2
Layout Example
8
Device and Documentation Support
8.1
Device Support
8.1.1
Development Support
8.1.1.1
Evaluation Module
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
封装选项
机械数据 (封装 | 引脚)
DRV|6
MPDS216E
DGN|8
MPDS046G
DBV|5
MPDS018T
散热焊盘机械数据 (封装 | 引脚)
订购信息
sbvs463a_oa
Data Sheet
TPS7E81-Q1 Automotive, 150mA, 40V, Ultra-Low I
Q
Low-Dropout Regulator