Texas Instruments

TPS74401RGWTG4  

Linear & Switching Voltage Regulators

TPS74401RGWTG4 Description

The TPS74401RGWTG4 is a high-performance linear voltage regulator designed by Texas Instruments, offering adjustable output voltage capabilities with a wide input voltage range up to 5.5V. This regulator is capable of delivering a maximum output current of 3A, making it suitable for applications requiring high current loads. The device features a single regulator with a positive output configuration, providing flexibility in power supply design. The TPS74401RGWTG4 is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and regulatory standards. It is available in a 20-pin QFN package, which is ideal for surface-mount applications and offers a compact footprint for modern electronics.

TPS74401RGWTG4 Features

• Adjustable Output Voltage: The TPS74401RGWTG4 offers an adjustable output voltage range from 0.8V to 3.6V, providing flexibility to meet various power supply requirements.
• Low Dropout Voltage: With a maximum dropout voltage of 0.24V at 3A, this regulator ensures efficient power conversion even at low input-to-output voltage differentials.
• High PSRR: The regulator boasts a high power supply rejection ratio (PSRR) of 73dB at 1kHz, reducing noise and improving the stability of the output voltage.
• Control and Protection Features: The TPS74401RGWTG4 includes enable, power good, and soft start control features, as well as comprehensive protection mechanisms such as over-current, over-temperature, short-circuit, and under-voltage lockout (UVLO) protections.
• Moisture Sensitivity Level: The device has a moisture sensitivity level (MSL) of 2 (1 Year), ensuring reliability in various environmental conditions.
• Packaging: Available in a tape and reel (TR) package, it is suitable for automated assembly processes.

TPS74401RGWTG4 Applications

The TPS74401RGWTG4 is ideal for a wide range of applications where high current and adjustable voltage are required. Some specific use cases include:

• Power Supplies for Processors and FPGAs: The regulator's high current capability and adjustable output voltage make it suitable for powering processors, FPGAs, and other high-performance computing components.
• Telecommunications Equipment: The low dropout voltage and high PSRR ensure stable and efficient power delivery in telecom systems, reducing noise and improving signal integrity.
• Industrial Automation: The device's robust protection features and wide operating temperature range make it ideal for industrial applications where reliability and durability are critical.
• Consumer Electronics: The compact 20-pin QFN package and surface-mount compatibility make it suitable for space-constrained consumer electronics designs.

Conclusion of TPS74401RGWTG4

The TPS74401RGWTG4 from Texas Instruments is a versatile and high-performance linear voltage regulator that offers adjustable output voltage, low dropout voltage, and comprehensive control and protection features. Its wide input voltage range, high current capability, and compact package make it an ideal choice for a variety of applications, from high-performance computing to industrial automation. The device's compliance with REACH and RoHS3 standards ensures it meets environmental and regulatory requirements, making it a reliable and sustainable choice for modern electronics design.

TPS74401RGWTG4 Documents

Download datasheets and manufacturer documentation for TPS74401RGWTG4

Images :

Mechanical Outline Drawing       Function Diagram      

PCN :

Product Change Notification 2024-12-06 (PDF)       PROCESS CHANGE NOTIFICATION (PDF)       Qualify New Assembly Material set for Selected Device(s) (PDF)      

Models :

TPS74401RGWTG4 Symbol & Footprint by SnapMagic      

Product Catalogs :

Low Dropout Regulators Quick Reference Guide (Rev. P)       Power Management for Xilinx FPGAs      

Application Notes :

LDO noise examined in detail       Power Ref Design for TMS320C6472 12-Vin Digital Pwr Cntrlrs and LDOs (Rev. A)      

Technical Resources :

TPS74401 TINA-TI Transient Reference Design       TPS74401 TINA-TI DC Reference Design      

SPICE Models :

TPS74401 PSpice Transient Model (Rev. B)       TPS74401 Unencrypted PSpice Transient Model       TPS74401 TINA-TI Transient Spice Model