Texas Instruments

TPS7A8400RGRT

TPS7A8400RGRT Description

The TPS7A8400RGRT is a high-performance linear voltage regulator designed and manufactured by Texas Instruments. This device is part of the Linear & Switching Voltage Regulators category and is offered in a compact 20VQFN package. With an adjustable output voltage range from 0.8V to 5V, it is capable of delivering up to 3A of continuous output current, making it suitable for a wide range of applications.

TPS7A8400RGRT Features

• Adjustable/Programmable Output: The TPS7A8400RGRT offers an adjustable output voltage, providing flexibility in system design and allowing for customization to meet specific voltage requirements.
• 3A Output Current: Capable of delivering up to 3A of continuous output current, this regulator is suitable for applications requiring high current levels.
• Positive Output Configuration: The single output configuration ensures a straightforward integration into positive voltage systems.
• Low Dropout Voltage: With a maximum dropout voltage of 0.34V at 3A, the TPS7A8400RGRT maintains high efficiency even under heavy load conditions.
• Control Features: Incorporates enable, power good, and soft start functions, providing enhanced control and system stability.
• Protection Features: Includes over current, over temperature, and under voltage lockout (UVLO) protection, ensuring reliable operation and safeguarding the system from potential damage.
• PSRR: Offers a power supply rejection ratio (PSRR) of 42dB at 10kHz, decreasing to 25dB at 500kHz, which helps in maintaining output voltage stability under varying input conditions.

TPS7A8400RGRT Applications

The TPS7A8400RGRT is ideal for applications where high current and adjustable output voltage are required, such as:

• Portable Electronics: Smartphones, tablets, and other handheld devices that demand high current and adjustable voltage for battery charging and system power management.
• Industrial Equipment: In systems where precise voltage regulation is critical for maintaining performance and reliability, such as motor controls and sensor interfaces.
• Automotive Systems: For applications within the vehicle that require stable power supply under varying load conditions, such as infotainment systems and advanced driver-assistance systems (ADAS).

Conclusion of TPS7A8400RGRT

The TPS7A8400RGRT from Texas Instruments stands out for its high current capability, adjustable output, and robust protection features. Its compact form factor and low dropout voltage make it an excellent choice for space-constrained and high-efficiency applications. With its comprehensive control and protection features, the TPS7A8400RGRT is a reliable solution for a variety of electronic systems requiring a stable and adjustable power supply.