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TPSM365R1x 3-V to 65-V, 100-mA and 150-mA Wide VIN Synchronous Buck Converter Power Module Optimized for Size and Light Load Efficiency
SNVSCI1A
October 2023 – December 2023
TPSM365R1
,
TPSM365R15
PRODUCTION DATA
CONTENTS
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TPSM365R1x 3-V to 65-V, 100-mA and 150-mA Wide VIN Synchronous Buck Converter Power Module Optimized for Size and Light Load Efficiency
1
1
Features
2
Applications
3
Description
4
Device Comparison Table
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
System Characteristics
6.7
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Enable, Shutdown, and Start-Up
7.3.2
External CLK SYNC (With MODE/SYNC)
7.3.2.1
Pulse Dependent MODE/SYNC Pin Control
7.3.3
Adjustable Switching Frequency (with RT)
7.3.4
Power-Good Output Operation
7.3.5
Internal LDO, VCC UVLO, and VOUT/FB Input
7.3.6
Bootstrap Voltage and VBOOT-UVLO (BOOT Terminal)
7.3.7
Output Voltage Selection
7.3.8
Spread Spectrum
7.3.9
Soft Start and Recovery from Dropout
7.3.9.1
Soft Start
7.3.9.2
Recovery from Dropout
7.3.10
Current Limit and Short Circuit
7.3.11
Thermal Shutdown
7.3.12
Input Supply Current
7.4
Device Functional Modes
7.4.1
Shutdown Mode
7.4.2
Standby Mode
7.4.3
Active Mode
7.4.3.1
CCM Mode
7.4.3.2
AUTO Mode - Light Load Operation
7.4.3.2.1
Diode Emulation
7.4.3.2.2
Frequency Reduction
7.4.3.3
FPWM Mode - Light Load Operation
7.4.3.4
Minimum On-time Operation
7.4.3.5
Dropout
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
Choosing the Switching Frequency
8.2.2.3
Setting the Output Voltage
8.2.2.4
Input Capacitor Selection
8.2.2.5
Output Capacitor Selection
8.2.2.6
VCC
8.2.2.7
CFF Selection
8.2.2.8
External UVLO
8.2.2.9
Power-Good Signal
8.2.2.10
Maximum Ambient Temperature
8.2.2.11
Other Connections
8.2.3
Application Curves
8.3
Best Design Practices
8.4
Power Supply Recommendations
8.5
Layout
8.5.1
Layout Guidelines
8.5.2
Layout Example
9
Device and Documentation Support
9.1
Device Support
9.1.1
Device Nomenclature
9.1.2
Development Support
9.1.2.1
Custom Design With WEBENCH® Tools
9.2
Documentation Support
9.2.1
Related Documentation
9.3
Receiving Notification of Documentation Updates
9.4
Support Resources
9.5
Trademarks
9.6
Electrostatic Discharge Caution
9.7
Glossary
10
Revision History
11
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
RDN|11
MPQF642B
Thermal pad, mechanical data (Package|Pins)
Orderable Information
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Data Sheet
TPSM365R1x 3-V to 65-V, 100-mA and 150-mA Wide V
IN
Synchronous Buck Converter Power Module Optimized for Size and Light Load Efficiency