Texas Instruments

TPS74301KTWTG3  

Linear & Switching Voltage Regulators

TPS74301KTWTG3 Description

The TPS74301KTWTG3 is a linear positive adjustable regulator designed by Texas Instruments, offering a robust solution for power management applications. This regulator features an adjustable output voltage ranging from 0.8V to 3.6V, making it highly versatile for various electronic systems. It supports a maximum input voltage of 5.5V and can deliver up to 1.5A of output current, ensuring reliable power delivery to demanding loads. The regulator is housed in a surface-mount package, specifically a DDPak, which is ideal for compact and high-density PCB designs.

TPS74301KTWTG3 Features

• Adjustable Output Voltage: The TPS74301KTWTG3 provides an adjustable output voltage range from 0.8V to 3.6V, allowing it to be tailored to specific application requirements.
• High Output Current: Capable of delivering up to 1.5A of output current, this regulator is suitable for applications requiring high power delivery.
• Low Dropout Voltage: With a maximum dropout voltage of 0.12V at 1.5A, the TPS74301KTWTG3 ensures efficient power conversion even at low input-to-output voltage differentials.
• Low Quiescent Current: The regulator operates with a quiescent current of only 115 µA, minimizing power consumption in standby or low-load conditions.
• Enhanced Control Features: It includes enable, power good, and tracking functionalities, providing advanced control options for system designers.
• Comprehensive Protection: The TPS74301KTWTG3 offers overcurrent, overtemperature, short-circuit, and under-voltage lockout (UVLO) protections, ensuring reliable operation and safeguarding against various fault conditions.
• High PSRR: The regulator boasts a high power supply rejection ratio (PSRR) of 73dB to 42dB across a frequency range of 1kHz to 800kHz, effectively filtering out noise from the input power supply.
• Compliance and Reliability: The TPS74301KTWTG3 is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and safety standards. It also has a moisture sensitivity level (MSL) of 3, suitable for extended storage and assembly processes.

TPS74301KTWTG3 Applications

The TPS74301KTWTG3 is ideal for a wide range of applications where efficient and reliable power management is critical. Some specific use cases include:

• Consumer Electronics: Ideal for powering portable devices, such as smartphones, tablets, and digital cameras, where compact size and high efficiency are essential.
• Industrial Systems: Suitable for industrial control systems, where the regulator's robustness and protection features ensure reliable operation in harsh environments.
• Telecommunications: Can be used in base stations and networking equipment, where the adjustable output voltage and high PSRR contribute to stable and noise-free power delivery.
• Automotive Applications: The regulator's low dropout voltage and high current capability make it suitable for automotive electronics, where space constraints and high power demands are common.

Conclusion of TPS74301KTWTG3

The TPS74301KTWTG3 from Texas Instruments is a versatile and efficient linear regulator designed for a variety of power management applications. Its adjustable output voltage, high output current, and low dropout voltage make it a reliable choice for systems requiring precise and efficient power delivery. The inclusion of advanced control and protection features further enhances its suitability for demanding applications. While the product is now obsolete, it remains a testament to Texas Instruments' commitment to delivering high-performance power management solutions. For new designs, engineers may consider exploring alternative models that build upon the foundational strengths of the TPS74301KTWTG3 while incorporating the latest technological advancements.

TPS74301KTWTG3 Documents

Download datasheets and manufacturer documentation for TPS74301KTWTG3

Datasheets :

TPS74301      

Design Resources :

TPS74301 Design with WEBENCH® Power Designer      

PCN Obsolescence/ EOL :

Mult Devices EOL 14/Aug/2018      

HTML Datasheet :

TPS74301