Manufacturer Part Number
TPS54426RSAT
Manufacturer
Texas Instruments
Introduction
The TPS54426RSAT is a high-performance step-down (buck) regulator with adjustable output voltage, designed for power management applications.
Product Features and Performance
Buck topology with adjustable output
Synchronous rectification for improved efficiency
Operates at a switching frequency of 700kHz
Supports input voltage range from 4.5V to 18V
Adjustable output voltage range from 0.76V to 5.5V
Capable of delivering up to 4A of output current
Compatible with D-CAP2™ and Eco-Mode™ for better transient response and reduced energy consumption
Product Advantages
High efficiency due to synchronous rectification
Flexible input and output voltage ranges suited for various applications
Compact 16-VQFN exposed pad package saves board space
Integrated features like D-CAP2™ and Eco-Mode™ offer enhanced performance and power savings
Key Technical Parameters
Voltage Input (Min): 4.5V
Voltage Input (Max): 18V
Voltage Output (Min/Fixed): 0.76V
Voltage Output (Max): 5.5V
Current Output: 4A
Frequency Switching: 700kHz
Operating Temperature: -40°C ~ 85°C (TA)
Quality and Safety Features
Built to operate reliably within an industrial temperature range of -40°C to 85°C
Compatibility
Suitable for surface mount technology with a 16-VQFN exposed pad package
Application Areas
Ideal for use in computing systems, telecommunications, and industrial applications requiring efficient power conversion
Product Lifecycle
Current status: Active
Not nearing discontinuation, with ongoing manufacturer support
Several Key Reasons to Choose This Product
High efficiency and output current capability enhance system performance
Versatile input and output voltage ranges make it adaptable to various power needs
Compact package design enables integration in size-constrained applications
Advanced features like D-CAP2™ and Eco-Mode™ optimize power usage and response times
Reliable operation within a wide operating temperature range ensures durability in challenging environments