SLVSH65A
February 2023 – November 2023
TPSM63610E
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
System Characteristics
7.7
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Input Voltage Range (VIN1, VIN2)
8.3.2
Adjustable Output Voltage (FB)
8.3.3
Input Capacitors
8.3.4
Output Capacitors
8.3.5
Switching Frequency (RT)
8.3.6
Precision Enable and Input Voltage UVLO (EN)
8.3.7
Frequency Synchronization (SYNC/MODE)
8.3.8
Spread Spectrum
8.3.9
Power-Good Monitor (PG)
8.3.10
Adjustable Switch-Node Slew Rate (RBOOT, CBOOT)
8.3.11
Bias Supply Regulator (VCC, VLDOIN)
8.3.12
Overcurrent Protection (OCP)
8.3.13
Thermal Shutdown
8.4
Device Functional Modes
8.4.1
Shutdown Mode
8.4.2
Standby Mode
8.4.3
Active Mode
9
Applications and Implementation
9.1
Application Information
9.2
Typical Applications
9.2.1
Design 1 – High-Efficiency 8-A (10-A peak) Synchronous Buck Regulator for Industrial Applications
9.2.1.1
Design Requirements
9.2.1.2
Detailed Design Procedure
9.2.1.2.1
Custom Design With WEBENCH® Tools
9.2.1.2.2
Output Voltage Setpoint
9.2.1.2.3
Switching Frequency Selection
9.2.1.2.4
Input Capacitor Selection
9.2.1.2.5
Output Capacitor Selection
9.2.1.2.6
Other Connections
9.2.1.3
Application Curves
9.2.2
Design 2 – Inverting Buck-Boost Regulator with Negative Output Voltage
9.2.2.1
Design Requirements
9.2.2.2
Detailed Design Procedure
9.2.2.2.1
Output Voltage Setpoint
9.2.2.2.2
IBB Maximum Output Current
9.2.2.2.3
Switching Frequency Selection
9.2.2.2.4
Input Capacitor Selection
9.2.2.2.5
Output Capacitor Selection
9.2.2.2.6
Other Considerations
9.2.2.3
Application Curves
9.3
Power Supply Recommendations
9.4
Layout
9.4.1
Layout Guidelines
9.4.1.1
Thermal Design and Layout
9.4.2
Layout Example
10
Device and Documentation Support
10.1
Device Support
10.1.1
Third-Party Products Disclaimer
10.1.2
Development Support
10.1.2.1
Custom Design With WEBENCH® Tools
10.2
Documentation Support
10.2.1
Related Documentation
10.3
Receiving Notification of Documentation Updates
10.4
Support Resources
10.5
Trademarks
10.6
Electrostatic Discharge Caution
10.7
Glossary
11
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RDF|22
MPQF620
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvsh65a_oa
slvsh65a_pm
9.2.2.2
Detailed Design Procedure