Product Overview: TPS71918-28DRVT by Texas Instruments

The TPS71918-28DRVT is a high-performance, low-dropout (LDO) linear regulator offered by Texas Instruments, designed to deliver precise voltage regulation and optimal performance in a variety of applications. This regulator features a fixed output voltage of 1.8V, with a maximum output current of 200mA, making it an ideal choice for powering sensitive analog and digital circuits that require a stable power supply.

Key Features

• Stable Operation: The TPS71918-28DRVT does not require an external capacitor for stability, which can help reduce the overall design footprint and bill of materials.
• High Accuracy: With an accuracy level of 2% over temperature, line, and load variations, this LDO ensures reliable performance for critical applications.
• Low Dropout Voltage: The device features a low dropout voltage, typically 250mV at full load, which enhances efficiency and allows operation with minimal input-to-output voltage differential.
• Power Supply Rejection Ratio (PSRR): The excellent PSRR of 65dB at 1kHz ensures that output voltage remains stable despite fluctuations in the input voltage, which is crucial for applications sensitive to power supply noise.
• Thermal Shutdown and Overcurrent Protection: Built-in safety features such as thermal shutdown and overcurrent protection safeguard the device and the system from damage due to excessive temperatures or current conditions.

Applications

The versatility of the TPS71918-28DRVT allows it to be used in a wide range of applications, including but not limited to:

• Portable and battery-powered devices
• Wireless LAN, Bluetooth, and GPS systems
• Medical equipment
• Power management for DSPs and microcontrollers

Package and Availability

The TPS71918-28DRVT is available in a small, leadless SON-6 package, which is highly suited for space-constrained applications. The device's compact form factor, combined with its performance features, makes it a popular choice for designers looking for a reliable LDO solution. Texas Instruments provides comprehensive technical support, including datasheets, application notes, and design resources, to facilitate the integration of the TPS71918-28DRVT into your next project.