The LT1764AEQ-3.3#PBF is a high-performance, low dropout linear regulator (LDO) from Linear Technology, now part of Analog Devices, that delivers a fixed output voltage of 3.3V. This regulator provides excellent power supply solution for applications requiring a low voltage drop, fast transient response, and low noise operation.

Key Features

• Output Voltage: Fixed at 3.3V, making it ideal for logic-level and standard digital IC power supplies.
• High Output Current: Capable of delivering up to 3A of continuous output current, suitable for high-power applications.
• Low Dropout Voltage: Features a very low dropout voltage, typically only 340mV at full load, which enhances efficiency and allows operation close to the input voltage.
• Fast Transient Response: Designed to maintain output voltage stability in the presence of rapid load changes, ensuring reliable performance for sensitive electronics.
• Low Noise: Exhibits low output noise, making it a good choice for noise-sensitive applications such as RF circuits and precision instrumentation.
• Adjustable Output: Although fixed at 3.3V, the output voltage can be set from 1.21V to 20V with external resistors, providing versatility for a wide range of applications.
• Stability: Stable with aluminum, tantalum, or ceramic capacitors, giving designers flexibility in choosing output capacitors.
• Protection Features: Includes built-in protection features such as overcurrent and overtemperature protection, enhancing the reliability and lifespan of the regulator and the overall system.

Applications

The LT1764AEQ-3.3#PBF is highly versatile and suitable for a wide array of applications, including but not limited to:

• Post-regulation for switching supplies
• Battery-powered equipment
• Microprocessor supply
• Power supply for DSPs and FPGAs
• High-efficiency linear power supplies

Package and Quality

Enclosed in a 5-lead TO-263 package, the LT1764AEQ-3.3#PBF is designed for easy integration into a variety of circuit designs. It is RoHS compliant and lead-free, signifying its adherence to environmental standards and regulations.