SLVSB82B
May 2012 – April 2021
TPS54525
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
PWM Operation
7.3.2
PWM Frequency and Adaptive On-Time Control
7.3.3
Soft Start and Pre-Biased Soft Start
7.3.4
Power Good
7.3.5
VREG5
7.3.6
Output Discharge Control
7.3.7
Current Protection
7.3.8
Over/Under Voltage Protection
7.3.9
UVLO Protection
7.3.10
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
Forced CCM Mode
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
Step By Step Design Procedure
8.2.2.2
Output Voltage Resistors Selection
8.2.2.3
Output Filter Selection
8.2.2.4
Input Capacitor Selection
8.2.2.5
Bootstrap Capacitor Selection
8.2.2.6
VREG5 Capacitor Selection
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Guidelines
10.2.1
Thermal Considerations
11
Device and Documentation Support
11.1
Device Support
11.1.1
Third-Party Products Disclaimer
11.2
Receiving Notification of Documentation Updates
11.3
Support Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
Package Options
Mechanical Data (Package|Pins)
PWP|14
MPDS370A
Thermal pad, mechanical data (Package|Pins)
PWP|14
PPTD022AA
Orderable Information
slvsb82b_oa
slvsb82b_pm
7.2
Functional Block Diagram