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TPSM81033 5.5V, 2A, 2.4MHz, Synchronous Boost Power Module with MagPack Packaging Technology, Power Good Indicator and Output Discharge Function
SLVSHL0D
June 2024 – December 2024
TPSM81033
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TPSM81033 5.5V, 2A, 2.4MHz, Synchronous Boost Power Module with MagPack Packaging Technology, Power Good Indicator and Output Discharge Function
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
System Characteristics
5.7
Typical Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.3.1
Undervoltage Lockout
6.3.2
Enable and Soft Start
6.3.3
Setting the Output Voltage
6.3.4
Current Limit Operation
6.3.5
Pass-Through Operation
6.3.6
Power Good Indicator
6.3.7
Implement Output Discharge by PG function
6.3.8
Overvoltage Protection
6.3.9
Output Short-to-Ground Protection
6.3.10
Thermal Shutdown
6.4
Device Functional Modes
6.4.1
PWM Mode
6.4.2
Power-Save Mode
7
Application and Implementation
7.1
Application Information
7.2
Typical Application
7.2.1
Design Requirements
7.2.2
Detailed Design Procedure
7.2.2.1
Setting the Output Voltage
7.2.2.2
Output Capacitor Selection
7.2.2.3
Input Capacitor Selection
7.2.3
Application Curves
7.3
Power Supply Recommendations
7.4
Layout
7.4.1
Layout Guidelines
7.4.2
Layout Example
7.4.3
Thermal Considerations
8
Device and Documentation Support
8.1
Device Support
8.1.1
Third-Party Products Disclaimer
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
Mechanical Data
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
VCD|9
MPQF794
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvshl0d_oa
slvshl0d_pm
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Data Sheet
TPSM81033 5.5V, 2A, 2.4MHz, Synchronous Boost Power Module with
MagPack
Packaging Technology, Power Good Indicator and Output Discharge Function
1
Features
Input voltage range: 1.8V to 5.5V
Output voltage range: 2.2V to 5.5V
FB connected to AVIN pin for fixed 5.0V output
2A valley switching current limit
Integreted 0.43μH power inductor
Excellent thermal performance:
< 10°C temperature rise at V
IN
= 3.6V, V
OUT
= 5V, I
OUT
= 1A, and T
A
=25°C
High efficiency and high power capability
Two 22mΩ (LS) / 46mΩ (HS) MOSFETs
> 93% efficiency at V
IN
= 3.6V, V
OUT
= 5V, and I
OUT
= 1A
Optimized load regulation with internal resistor divider (fixed 5.0V output voltage).
2.4MHz switching frequency
Typical 20μA quiescent current into AVIN pin
±1.5% Reference voltage accuracy over –40°C to +125°C
Power good output with window comparator
Pin-selectable auto PFM or forced PWM at light load
Pass-through mode when V
IN
> V
OUT
Safety and robust operation features
True disconnection between input and output during shutdown
Output overvoltage, thermal shutdown protection and output short-circuit protection
2.6mm × 2.5mm QFN-FCMOD 9-Pin package
2
Applications
Optical module
Patient monitor
Smart meter
