Manufacturer Part Number
TPS54425PWP
Manufacturer
Texas Instruments
Introduction
The TPS54425PWP is a step-down converter designed for efficient power management, especially in space-constrained applications.
Product Features and Performance
SWIFT™, D-CAP2™ series buck regulator
Adjustable output voltage range from 0.76V to 5.5V
4A continuous output current capability
Wide input voltage range from 4.5V to 18V
700kHz switching frequency for optimal balance between efficiency and component size
Synchronous rectification for improved efficiency
Supports pre-biased startup
Low dropout operation
Overcurrent and overtemperature protection features
Precision enable functionality for system power sequencing
Compatible with ceramic output capacitors
Product Advantages
High efficiency for reduced power loss and thermal footprint
Versatile input voltage range suitable for various applications
Compact PowerTSSOP packaging suitable for space-conscious designs
Seamless integration into existing power management systems
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 to 85°C
Quality and Safety Features
Built-in thermal shutdown
Cycle-by-cycle overcurrent protection
Under-voltage lockout (UVLO)
Compatibility
Suitable for use with a wide range of input sources and output loads
Designed for simple integration with standard surface mount technology (SMT)
Application Areas
Consumer electronics
Networking equipment
Computing systems
Industrial and automation control
Product Lifecycle
Currently active product
No announced discontinuation, upgrades, or replacements at this point
Several Key Reasons to Choose This Product
High-efficiency power conversion reduces energy loss
Wide input voltage range enables use in multiple scenarios
Texas Instruments' reputation for quality and reliable power management solutions
PowerTSSOP packaging provides compact form factor
Advanced safety features safeguard against system failures
SWIFT™ and D-CAP2™ technologies for fast transient response and stable operation