The LT1761ES5-2.8#TRPBF is a high-performance, low dropout voltage regulator from Linear Technology, designed to deliver a well-regulated 2.8V output. It is part of the LT1761 series, which are known for their low noise and low dropout characteristics, making them ideal for precision applications.

Key Features:

• Low Dropout Voltage: The device offers a very low dropout voltage, which means it can regulate output voltage effectively even when the input-to-output voltage differential is small.
• Low Noise: With its optimized design for low noise operation, the LT1761ES5-2.8#TRPBF provides a clean power supply, which is crucial for sensitive RF and analog circuits.
• High Output Accuracy: The output voltage is accurate to within ±2%, ensuring reliable and consistent performance for precision applications.
• Stable with Low ESR Capacitors: The regulator remains stable with output capacitors as low as 1µF, which can be ceramic, offering flexibility in design.
• Thermal Protection: It includes an internal thermal shutdown mechanism to protect the device under high temperature operating conditions.
• Current and Thermal Limiting: Built-in current limiting and thermal limiting provide protection against fault conditions.

Applications:

The LT1761ES5-2.8#TRPBF is suitable for a wide range of applications where low noise and high voltage accuracy are required. This includes:

• Portable Battery-Powered Equipment
• Reference Voltage Sources
• Low Noise Power Supplies
• RF and Analog Circuits
• Microprocessor Power Supplies

Package and Availability:

This voltage regulator comes in a compact SOT-23 package, which is ideal for space-constrained applications. The part number includes the “#TRPBF” suffix, indicating that the device is provided in tape and reel packaging and is lead-free (Pb-free), which is essential for RoHS-compliant manufacturing processes.

Conclusion:

The LT1761ES5-2.8#TRPBF from Linear Technology stands out for its combination of low noise, high accuracy, and low dropout performance. It is a reliable choice for designers looking to optimize their power management solutions in sensitive and precision-dependent applications.