SBVS445A
October 2024 – December 2024
TPS7N53
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
Output Voltage Setting and Regulation
6.3.2
Low-Noise, Ultra-High Power-Supply Rejection Ratio (PSRR)
6.3.3
Programmable Soft-Start (SS Pin)
6.3.4
Precision Enable and UVLO
6.3.5
Power-Good Pin (PG Pin)
6.3.6
Active Discharge
6.3.7
Thermal Shutdown Protection (TSD)
6.4
Device Functional Modes
6.4.1
Normal Operation
6.4.2
Disabled
6.4.3
Current-Limit Operation
7
Application and Implementation
7.1
Application Information
7.1.1
Precision Enable (External UVLO)
7.1.2
Input and Output Capacitor Requirements (CIN and COUT)
7.1.3
Recommended Capacitor Types
7.1.4
Soft-Start (SS Pin) and Noise Reduction (NR Pin)
7.1.5
Charge Pump Noise
7.1.6
Optimizing Noise and PSRR
7.1.7
Adjustable Operation
7.1.8
Load Transient Response
7.1.9
Power-Good Functionality
7.1.10
Paralleling for Higher Output Current and Lower Noise
7.1.11
Power Dissipation (PD)
7.1.12
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 Example
8
Device and Documentation Support
8.1
Documentation Support
8.1.1
Related Documentation
8.2
Receiving Notification of Documentation Updates
8.3
Support Resources
8.4
Trademarks
8.5
Electrostatic Discharge Caution
8.6
Glossary
9
Revision History
10
Mechanical, Packaging, and Orderable Information
10.1
Package Option Addendum
Package Options
Mechanical Data (Package|Pins)
RTE|16
MPQF149D
Thermal pad, mechanical data (Package|Pins)
RTE|16
QFND525B
Orderable Information
SBVS445A_pm
sbvs445a_oa
Data Sheet
TPS7N53 3A, Low-Input Voltage, Low-Noise, High-Accuracy, Low-Dropout (LDO) Voltage Regulator