Texas Instruments

TPS7A5401RPST

TPS7A5401RPST Description

The TPS7A5401RPST is a high-performance, adjustable 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 12VQFN package. With an output type of adjustable, it can handle an input voltage of up to 6.5V and deliver a maximum output current of 4A. The output configuration is positive, and the device is capable of maintaining a quiescent current of only 4 mA, making it highly energy-efficient.

TPS7A5401RPST Features

• Adjustable Output Voltage: The TPS7A5401RPST can provide an output voltage ranging from 0.8V to 5.15V, making it suitable for a wide range of applications.
• High PSRR: The device offers an excellent power supply rejection ratio (PSRR) of 42dB at 10kHz and 39dB at 500kHz, ensuring stable operation in noisy environments.
• Robust Protection Features: It includes over current, over temperature, and under voltage lockout (UVLO) protection to safeguard the device and the system it is part of.
• Low Voltage Dropout: With a maximum voltage dropout of 0.565V at 4A, the TPS7A5401RPST maintains high efficiency even under heavy load conditions.
• Control Features: The device includes enable, power good, and soft start features, providing additional control and flexibility in system design.
• Compliance and Environmental: It is RoHS3 compliant and REACH unaffected, adhering to environmental regulations and ensuring long-term availability.

TPS7A5401RPST Applications

The TPS7A5401RPST is ideal for applications requiring a stable and adjustable power supply with high efficiency and robust protection features. Some specific use cases include:

• Portable Electronics: Due to its low quiescent current and small form factor, it is suitable for battery-powered devices like smartphones and tablets.
• Industrial Equipment: The device's ability to handle high input voltages and provide stable output makes it suitable for industrial control systems and automation equipment.
• Automotive Systems: The TPS7A5401RPST can be used in automotive applications where a reliable and adjustable power supply is critical, such as infotainment systems and sensor interfaces.

Conclusion of TPS7A5401RPST

The TPS7A5401RPST from Texas Instruments stands out for its adjustable output voltage, high PSRR, and robust protection features. Its low quiescent current and compliance with environmental regulations make it an excellent choice for a wide range of applications, from portable electronics to industrial and automotive systems. With its unique combination of performance, efficiency, and reliability, the TPS7A5401RPST is a valuable component for designers looking to enhance the performance and longevity of their electronic devices.