The TPS79325DBVR from Texas Instruments is a high-performance, low-dropout (LDO) voltage regulator designed for applications requiring low voltage, high accuracy, and low noise. This regulator offers a fixed output voltage of 2.5V, which is ideal for powering sensitive analog and RF circuitry in various electronic devices.

Key Features

• Output Voltage: Fixed 2.5V with excellent load and line regulation.
• High Accuracy: Output voltage accuracy is maintained within 2% over temperature, line, and load variations.
• Low Dropout: Offers a very low dropout voltage, typically just 170mV at 200mA, allowing for efficient operation even when the input voltage is close to the output voltage.
• Low Noise: Designed for noise-sensitive applications, it features low output noise of 28µVRMS.
• Fast Transient Response: Provides excellent response to fast load changes, ensuring a stable output voltage even during sudden shifts in demand.
• Thermal Shutdown and Overcurrent Protection: Built-in safety features safeguard the device against excessive current and overheating.
• Small Package Size: Available in a compact SOT-23-5 package, making it suitable for space-constrained applications.

Applications

The TPS79325DBVR is versatile and can be used in a range of applications, including:

• Portable and battery-powered devices
• Wireless handsets and WLAN cards
• RF power supplies
• Medical equipment
• High-precision analog circuits

Design and Integration

Integrating the TPS79325DBVR into your design is straightforward due to its minimal external component requirements. The device typically only needs a small ceramic input and output capacitor for stability. Its high PSRR (Power Supply Rejection Ratio) and low noise make it an excellent choice for post-regulation of switching power supplies.

Ordering Information

The product is available with the orderable part number TPS79325DBVR. For detailed specifications, application notes, and design resources, visit the Texas Instruments website or contact their support team.