SLUSFR0A
July 2024 – August 2024
TPS51375
PRODUCTION DATA
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
Typical Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.3.1
PWM Operation and D-CAP3™ Control Mode
6.3.2
Remote Sense
6.3.3
Body Braking
6.3.4
5V LDO and BYP Function
6.3.5
Soft Start
6.3.6
Large Duty Operation
6.3.7
Power Good
6.3.8
Overcurrent Protection and Undervoltage Protection
6.3.9
Overvoltage Protection
6.3.10
UVLO Protection
6.3.11
Output Voltage Discharge
6.3.12
Standby Operation
6.3.13
Thermal Shutdown
6.4
Device Functional Modes
6.4.1
Advanced Eco-mode Control
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
Custom Design With WEBENCH® Tools
7.2.2.2
External Component Selection
7.2.2.2.1
Remote Sense Amplifier and Adjusting the Output Voltage
7.2.2.2.2
Inductor Selection
7.2.2.2.3
Output Capacitor Selection
7.2.2.2.4
Input Capacitor Selection
7.2.2.2.5
Bootstrap 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
8
Device and Documentation Support
8.1
Device Support
8.1.1
Development Support
8.1.1.1
Custom Design With WEBENCH® Tools
8.2
Documentation Support
8.2.1
Related Documentation
8.3
Receiving Notification of Documentation Updates
8.4
Support Resources
8.5
Trademarks
8.6
Electrostatic Discharge Caution
8.7
Glossary
9
Revision History
10
Mechanical, Packaging, and Orderable Information
10.1
Tape and Reel Information
Package Options
Mechanical Data (Package|Pins)
VBH|19
MPQF791
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slusfr0a_oa
1
Features
4.5V to 24V input voltage range
0.6V to 5.5V output voltage
Integrated 10mΩ and 5mΩ FETs
Support 12A continuous output current
270uA low quiescent current
± 1.0% reference voltage accuracy (25°C)
D-CAP3™
control mode architecture control for fast transient response optimizing 0.77V output
Support POSCAP and all MLCC output capacitor
Differential remote sensing
ULQ™
extended battery life during system standby
Built-in output discharge function
Integrated power-good indicator
Fixed 600kHz switching frequency
26A fixed OC limit
Fixed 1.0ms soft-start time
Large duty cycle operation
Cycle-by-cycle overcurrent protection
Latched output OV and UV protections
Non-latched UVLO and OT protections
–40°C to 125°C operating junction temperature
19-pin, 3.0mm × 4.0mm,
HotRod™
WQFN package
Create a custom design using the TPS51375 with the
WEBENCH®
Power Designer