Manufacturer Part Number
TPS54394RSAR
Manufacturer
Texas Instruments
Introduction
The TPS54394RSAR is a high-performance, dual-output, adjustable, step-down (buck) converter from Texas Instruments, designed for a wide range of applications requiring efficient power management.
Product Features and Performance
Dual-channel, synchronous buck converter design with D-CAP2™ and Eco-Mode™ for improved transient response and efficiency.
Flexible power supply with an input voltage range of 4.5V to 18V.
Adjustable output voltage from 0.76V to 7V, catering to various application needs.
Capable of delivering up to 3A of current per output.
Operates at a switching frequency of 700kHz, allowing for smaller external components.
Integrated synchronous rectifier to enhance efficiency.
Supports external soft start and tracking for versatile power sequencing.
Product Advantages
High efficiency and low power consumption in a compact form factor.
Precise voltage regulation and fast transient response enhance system performance and reliability.
Dual outputs enable the simultaneous power supply to multiple devices or systems, reducing component count.
Key Technical Parameters
Voltage Input (Min/Max): 4.5V/18V
Voltage Output (Min/Max): 0.76V/7V
Current Output: 3A
Frequency Switching: 700kHz
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Overcurrent protection and thermal shutdown protect against damage from output overload or excessive temperature.
Compatibility
Suitable for use with a wide range of microcontrollers, DSPs, and other digital systems requiring low-voltage power.
Application Areas
Telecommunications
Networking equipment
Consumer electronics
Industrial systems
Portable devices
Product Lifecycle
Currently active and not near discontinuation, ensuring availability for ongoing and new designs.
Replacement and upgrade options are available for future system upgrades.
Several Key Reasons to Choose This Product
High performance and efficiency reduce system power consumption and thermal footprint.
Versatile input and output voltage ranges accommodate a broad spectrum of power requirements.
Dual outputs for simplified system power design, reducing overall component count and design complexity.
Robust protection features enhance system reliability.
Supported by Texas Instruments' extensive technical documentation and design resources.
TPS54383PWPRTexas InstrumentsIC REG BUCK ADJ 3A DL 14HTSSOP
TPS54395PWPRTexas InstrumentsIC REG BUCK ADJ 3A DL 16HTSSOP