Model No: TPS54331DR

Texas Instruments TPS54331DR

Manufacturer: Texas Instruments
SEMICON NO.: TPS54331DR
Package: 8-SOIC
Stock: In stock
Description: IC Non-Synchronous Buck Converter 28V 3A 570kHz
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 Mfr  Texas Instruments 
 Product Type Non-Synchronous Buck (Step-Down) Converter
 Output Voltage Range (VOUT) 3.5 V to 28 V
 Performance  0.8 V to 25 V (Adjustable via external resistors)
 Output Current  3 A (Continuous)
 Switching Frequency 570 kHz (Fixed)
 Quiescent Current (Iq) 1 mA (Typical, Active)
 Shutdown Current 2 µA (Typical)
 Integrated FET Rds(on) 95 mΩ (High-Side MOSFET)
 Control Mode  Current Mode Control
 Light Load Mode Eco-Mode™ (Pulse Skipping)
 Protection Features OCP, Thermal Shutdown, UVLO
 Operating Temperature  -40°C to +125°C
 Package 8-SOIC
 Mounting Type Surface Mount (SMD/SMT) 
 Compliance     RoHS Compliant
 
TPS54331DR Step-Down Converter
The TPS54331DR is a high-efficiency, synchronous buck converter designed by Texas Instruments, ideal for applications requiring compact and high-performance power solutions. It features a wide input voltage range of 3.5V to 28V and can deliver up to 3A of continuous output current. This device is known for its high efficiency, reaching up to 95%, which minimizes energy loss and enhances system performance. 
The TPS54331DR offers several key features that make it suitable for a wide range of applications. It supports input voltages from 3.5V to 28V and provides an adjustable output voltage range from 0.8V to 15V, making it versatile for various power needs. The device includes built-in protection features such as overcurrent protection, overvoltage transient protection, and thermal shutdown, ensuring robust performance under diverse conditions. Additionally, it features a 570kHz switching frequency, which allows for the use of smaller external components, contributing to compact and efficient designs.
TPS54331DRDC-DC ConverterApplications
The TPS54331DR is widely used in applications where high efficiency and compact design are critical. It is commonly found in consumer electronics, such as set-top boxes and LCD displays, as well as in industrial equipment and automotive systems. Its ability to handle a wide input voltage range and deliver high output current makes it suitable for powering peripherals, motor drivers, and charging circuits. The device's compact size and high efficiency also make it ideal for portable devices and other space-constrained applications.
Alternative buck converter ics
● MP2307: A monolithic synchronous buck regulator with a wide input voltage range and high efficiency, suitable for applications requiring up to 3A of output current.
● MP1584EN: A high-frequency step-down switching regulator with an integrated internal high-side MOSFET, offering high efficiency and a compact design.
● TPS54202DDCR: A 2A synchronous step-down DC-DC converter with a similar input voltage range, providing high efficiency and a compact SOT-23-6 package.