LT1761ES5-3.3#TRPBF - Low Noise, Low Dropout Voltage Regulator

The LT1761ES5-3.3#TRPBF is a high-performance, low dropout voltage regulator designed by Linear Technology, now part of Analog Devices, that offers exceptional noise and supply rejection qualities. This regulator is specifically engineered to deliver a fixed output voltage of 3.3V, making it an ideal choice for precision applications where a stable and clean power source is critical.

Key Features

• Low Noise Output: With only 20µV RMS of output noise over a 10Hz to 100kHz bandwidth, this regulator ensures a quiet power supply, which is essential for sensitive RF and precision analog circuits.
• Low Dropout Voltage: The device can maintain regulation with a minimal difference between the input and output voltages, which is beneficial for systems with tight power budgets or those operating from battery power.
• High Output Current: Capable of delivering up to 100mA of output current, the LT1761ES5-3.3#TRPBF can power a wide range of components and systems.
• Stable with Low ESR Capacitors: The regulator is designed to be stable with output capacitors as low as 1µF, allowing for the use of small ceramic capacitors that save space and cost.
• Thermal Overload Protection: Built-in thermal overload protection ensures that the device remains safe under conditions of excessive power dissipation.
• Reverse Battery Protection: The regulator can withstand a reverse battery connection without damage, enhancing the robustness of the powered application.

Applications

The LT1761ES5-3.3#TRPBF is particularly well-suited for portable and battery-powered equipment, including:

• Handheld Instruments
• Medical Devices
• Wireless Communications Systems
• Automotive Electronics
• Power Supplies for Noise-Sensitive Audio and Video Equipment

Package and Availability

The LT1761ES5-3.3#TRPBF comes in a compact SOT-23 package, making it an excellent choice for space-constrained applications. The part is available in tape and reel packaging, denoted by the '#TRPBF' suffix, which is optimized for automated assembly processes.

With its combination of low noise, low dropout, and high reliability, the LT1761ES5-3.3#TRPBF voltage regulator is an exemplary solution for designers looking to enhance the performance and efficiency of their power management systems.