LT1761IS5-2.8#TRPBF - Low Noise, Low Dropout Voltage Regulator

The LT1761IS5-2.8#TRPBF is a high-performance, low dropout voltage regulator from Linear Technology, specifically designed to deliver a well-regulated 2.8V output. This regulator is part of the LT1761 series, which is renowned for its low noise and low power consumption, making it an ideal choice for portable and battery-powered applications where power efficiency is crucial.

With its low dropout voltage of only 300mV at full load, the LT1761IS5-2.8#TRPBF ensures efficient operation even when the input voltage is close to the output voltage, which is especially beneficial in prolonging battery life. The device is capable of delivering up to 100mA of output current, which is suitable for a wide range of applications, from powering microcontrollers to analog circuits.

One of the key features of the LT1761IS5-2.8#TRPBF is its low output noise, which is typically 20µVRMS over a 10Hz to 100kHz bandwidth. This makes it an excellent choice for noise-sensitive applications such as RF supply lines and precision analog circuits. Additionally, the regulator offers a very low quiescent current of 20µA, which further enhances its power-saving capabilities.

The LT1761IS5-2.8#TRPBF also includes several protective features to ensure reliable operation. It comes with built-in thermal shutdown and current limiting to protect the device under abnormal conditions. Furthermore, the regulator is stable with a wide range of output capacitors, including ceramic types, which allows for a compact and cost-effective design.

This regulator is available in a small SOT-23 package, identified by the part number LT1761IS5-2.8#TRPBF, making it suitable for space-constrained applications. The device is also characterized for operation from -40°C to 125°C, which ensures its performance across a broad range of temperature conditions.

In summary, the LT1761IS5-2.8#TRPBF is a reliable, efficient, and versatile voltage regulator that offers excellent performance for a variety of applications where low noise and low power consumption are essential.