The TPS79930DDCR from Texas Instruments is a highly efficient, low-dropout linear regulator (LDO) that delivers outstanding performance for a wide range of applications. This compact and versatile component is designed to provide a stable and reliable power supply, making it an ideal choice for sensitive electronic devices.

Key Features

• High Accuracy: The TPS79930DDCR offers an impressive output accuracy of 2%, ensuring precise voltage regulation for critical applications.
• Low Dropout: With a very low dropout voltage of just 40mV at 200mA, this LDO can maintain regulation even when the supply voltage is close to the output voltage, maximizing efficiency.
• Low Quiescent Current: It features a low quiescent current of 40µA during operation and 1µA in shutdown mode, making it suitable for battery-powered devices where power conservation is paramount.
• High PSRR: The device boasts a high power supply rejection ratio (PSRR) of 70dB at 1kHz, which helps to filter out supply noise and provide a cleaner output voltage.
• Thermal Protection: It includes built-in thermal shutdown protection to safeguard the device from overheating, ensuring long-term reliability and safety.
• Adjustable Output: The output voltage can be programmed from 1.2V to 6.5V with the use of external resistors, offering flexibility across different applications.

Applications

The TPS79930DDCR is suitable for a variety of applications, including but not limited to:

• Portable and battery-powered devices
• Wireless communication systems
• Power supply for DSPs, FPGAs, and microcontrollers
• Medical equipment
• Automotive infotainment systems

Package and Availability

This LDO is available in a small, 5-pin SOT-23 package, identified by the DDCR suffix, which is suitable for space-constrained applications. The TPS79930DDCR's small form factor, combined with its high-performance features, makes it a popular choice for designers seeking a reliable and efficient voltage regulation solution.

For detailed specifications, application notes, and additional resources, please visit the Texas Instruments website.