Overview of Texas Instruments TPS7A8400ARGRT

The TPS7A8400ARGRT is a low-dropout (LDO) voltage regulator from Texas Instruments (TI), designed to deliver high performance and reliability for a wide range of applications. This regulator is capable of sourcing up to 1A of output current with a dropout voltage of just 300mV at full load, making it an excellent choice for power-sensitive designs.

Key Features

• High Accuracy: The output voltage of the TPS7A8400ARGRT is highly accurate, with a typical output voltage accuracy of 1%. This precision ensures stable operation for connected components and systems.
• Wide Input Voltage Range: This LDO supports an input voltage range from 1.4V to 6.5V, providing flexibility in various power supply configurations and applications.
• Adjustable Output Voltage: Users can adjust the output voltage from 0.8V to 3.95V by using external resistors, allowing for a high degree of customization based on specific circuit requirements.
• Low Noise: With an ultra-low noise feature, the TPS7A8400ARGRT is ideal for sensitive RF and analog circuitry, as it minimizes interference and signal distortion.
• Power Good (PG) Output: The integrated PG output provides a status signal indicating when the output voltage is within its nominal voltage range, which is useful for power sequencing and monitoring.
• Thermal and Overcurrent Protection: The device includes built-in thermal shutdown and overcurrent protection features, enhancing the safety and durability of the end application.

Applications

The TPS7A8400ARGRT is particularly well-suited for high-performance industrial, telecommunications, and networking equipment, as well as other applications that demand a high-quality power supply, such as:

• RF Power Amplifiers
• Data Acquisition Systems
• Medical Equipment
• FPGAs and DSPs
• High-Speed Analog/Digital Converters

Package and Availability

The TPS7A8400ARGRT comes in a 20-pin QFN (RGR) package, which is designed for compact PCB layouts. The package is RoHS compliant and is designed to meet the environmental standards of the electronics industry. For pricing, availability, and additional technical specifications, please visit the Texas Instruments website or contact an authorized distributor.