Manufacturer Part Number
TPS51275RUKT
Manufacturer
Texas Instruments
Introduction
Dual-Synchronous, Step-Down Controller with LDO
Product Features and Performance
Buck Controller with D-CAP™ Mode for Fast Transient Response
Dual-Synchronous Design for High Efficiency
4 Outputs: 2 Step-Down and 2 LDOs
Selectable Switching Frequency of 300kHz or 355kHz
Adaptive On-Time Control Architecture
Product Advantages
Improved System Power Efficiency
Reduced External Component Count
Fast Transient Response for Stable Operation
Extended Battery Life for Portable Applications
Key Technical Parameters
Step-Down (Buck) Synchronous Topology
Linear (LDO) Regulation
4 Outputs
Switching Frequency: 300kHz, 355kHz
Output 1 and 2: Controller
Output 3: 3.3V, 100mA
Supply Voltage Range: 5V ~ 24V
Operating Temperature Range: -40°C ~ 85°C
Quality and Safety Features
High-Performance Thermal Management
Protection against Overvoltage and Undervoltage Conditions
Thermal Shutdown Protection
Compatibility
Suited for Complex Multi-Voltage Systems
Surface Mount WFQFN-20 Package for PCB Compatibility
Application Areas
Laptop and Notebook Computers
Networking Systems
FPGA and DSP Power Supplies
Embedded Systems
Product Lifecycle
Currently Active
No Indication of Nearing Discontinuation
Replacement and Upgrade Options Available Through Texas Instruments Portfolio
Key Reasons to Choose This Product
Efficient Power Management for Multi-Core Processors
Minimized System Downtime with Built-In Safety Features
Ideal for Space-Constrained Applications due to Small Package Size
Texas Instruments Reliability and Support
Versatile Supply Voltage Range Compatible with Various Systems
Ease of Integrated Power Supply Designs with Multi-Output Configuration
TPS51275CTexas Instruments