TPS79928DDCRG4 Voltage Regulator by Texas Instruments

The TPS79928DDCRG4 is a high-performance, low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. This state-of-the-art component is designed to deliver a stable and precise voltage supply, ensuring optimal performance for sensitive electronic devices. With its ultra-low noise output, high power supply rejection ratio (PSRR), and low quiescent current, the TPS79928DDCRG4 is particularly suitable for RF and analog circuits where a clean and stable power supply is critical.

Key Features:

• Output Voltage: The regulator provides a fixed output voltage of 2.8V, which is ideal for powering a wide range of integrated circuits and electronic components.
• High Accuracy: The TPS79928DDCRG4 offers excellent load and line regulation, maintaining a consistent output voltage even under varying input voltage and load conditions.
• Low Dropout Voltage: With a low dropout voltage, this LDO regulator ensures efficient operation even when the input voltage is close to the output voltage, making it suitable for battery-powered applications.
• Low Quiescent Current: The device features a low quiescent current of typically 40µA, which helps to extend battery life in portable applications.
• High PSRR: It boasts a high PSRR of 70dB at 1kHz, providing excellent rejection of supply noise and transients, which is critical for maintaining signal integrity in sensitive applications.
• Thermal Protection: The TPS79928DDCRG4 includes thermal shutdown protection to safeguard the device and the system from excessive temperature and potential damage.
• Stable with Ceramic Capacitors: The regulator is stable with ceramic output capacitors, offering a cost-effective solution with smaller and more reliable components.
• Packaging: It is available in a compact SOT-23 package, which is suitable for space-constrained applications.

Applications:

With its robust feature set, the TPS79928DDCRG4 is an excellent choice for a variety of applications, including but not limited to:

• Wireless and RF systems
• Portable and battery-powered devices
• Medical equipment
• Analog and digital sensor systems
• High-fidelity audio and video equipment

The TPS79928DDCRG4 from Texas Instruments represents a blend of performance, reliability, and versatility, making it an indispensable component in the design of sophisticated electronic systems.