SLVSAT1A
June 2011 – July 2022
TPS54325-Q1
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Soft Start and Pre-Biased Soft Start
7.3.2
Power Good
7.3.3
Output Discharge Control
7.3.4
Current Protection
7.3.5
Overvoltage and Undervoltage Protection
7.3.6
UVLO Protection
7.3.7
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
PWM Operation
7.4.2
PWM Frequency and Adaptive On-Time Control
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Custom Design With WEBENCH® Tools
8.2.2.2
Output Inductor Selection
8.2.2.3
Output Capacitor Selection
8.2.2.4
Input Capacitor Selection
8.2.2.5
Bootstrap Capacitor Selection
8.2.2.6
VREG5 Capacitor Selection
8.2.2.7
Output Voltage Resistors Selection
8.2.3
Application Performance Plots
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
10.3
Thermal Information
11
Device and Documentation Support
11.1
Device Support
11.1.1
Third-Party Products Disclaimer
11.1.2
Development Support
11.1.2.1
Custom Design With WEBENCH® Tools
11.2
Documentation Support
11.3
Receiving Notification of Documentation Updates
11.4
Support Resources
11.5
Trademarks
11.6
Electrostatic Discharge Caution
11.7
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
PWP|14
MPDS370A
Thermal pad, mechanical data (Package|Pins)
PWP|14
PPTD393
Orderable Information
slvsat1a_oa
slvsat1a_pm
10.2
Layout Example
Figure 10-1
PCB Layout