Manufacturer Part Number
TPS54327DDA
Manufacturer
Texas Instruments
Introduction
The TPS54327DDA is a highly efficient synchronous step-down converter from Texas Instruments, ideal for low-power applications.
Product Features and Performance
Synchronous step-down (buck) regulator
Adjustable output voltage
Supports a wide input voltage range from 4.5V to 18V
Capable of delivering up to 3A of continuous output current
High-frequency operation at 700kHz
D-CAP2™ control mode for fast transient response
Integrated low RDS(on) MOSFETs for better efficiency
Product Advantages
Reduced component count with integrated synchronous rectification
Improved power efficiency over a wide load range
Compact size due to high-frequency operation and small package
Stable operation with ceramic output capacitors
Key Technical Parameters
Input Voltage Range: 4.5V to 18V
Output Voltage Range: 0.76V to 7V
Output Current: Up to 3A
Switching Frequency: 700kHz
Number of Outputs: 1
Operating Temperature Range: -40°C to 85°C
Quality and Safety Features
Overcurrent protection
Thermal shutdown
Undervoltage lockout
Compatibility
Compatible with a wide range of input sources and output voltages for flexible power solutions
Application Areas
Distributed power systems
Point of load conversions
Consumer electronics
Networking and telecommunication equipment
Product Lifecycle
Currently active with no indication of nearing discontinuation
Availability of replacements or upgrades is ongoing
Several Key Reasons to Choose This Product
Efficiency and thermal performance optimized for power-sensitive applications
Versatile input voltage range suitable for a variety of sources
Low output ripple and excellent transient response for demanding applications
Ease of use due to minimal external components and integrated MOSFETs
Reliable performance backed by Texas Instruments' reputation and support
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