SLVSDI1C
April 2016 – November 2025
TPS7B4254-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 Diagram
6.3
Feature Description
6.3.1
Short-Circuit and Overcurrent Protection
6.3.2
Integrated Inductive Clamp Protection
6.3.3
OUT Short-to-Battery and Reverse-Polarity Protection
6.3.4
Undervoltage Shutdown
6.3.5
Thermal Protection
6.3.6
Regulated Output (OUT)
6.3.7
Adjustable Output Voltage (FB and ADJ)
6.3.7.1
OUT Voltage Equal to the Reference Voltage
6.3.7.2
OUT Voltage Higher Than Reference Voltage
6.3.7.3
Output Voltage Lower Than Reference Voltage
6.4
Device Functional Modes
6.4.1
Operation With VIN < 4V
7
Application and Implementation
7.1
Application Information
7.2
Typical Applications
7.2.1
Application With Output Voltage Equal to the Reference Voltage
7.2.1.1
Design Requirements
7.2.1.2
Detailed Design Procedure
7.2.1.2.1
Input Capacitor
7.2.1.2.2
Output Capacitor
7.2.1.3
Application Curve
7.2.2
High-Accuracy LDO
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
Device Nomenclature
8.1.2
Development Support
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
10.1
Mechanical Data
7.2
Typical Applications