The LT1587CM-3.3#PBF is a high-performance, low dropout linear regulator (LDO) from Linear Technology, now part of Analog Devices, designed to deliver a fixed output of 3.3 volts. This regulator is capable of providing up to 3A of continuous output current with a typical dropout voltage of just 1.5V at full load, making it an excellent choice for applications requiring a high current supply with a low voltage differential.

Key Features

• Output Voltage: Fixed at 3.3V, providing a stable and precise voltage for critical applications.
• Output Current: Capable of delivering up to 3A, suitable for powering a wide range of devices.
• Low Dropout Voltage: Typical dropout of 1.5V at full load, enhancing efficiency by minimizing the voltage difference between input and output.
• Thermal Protection: Integrated thermal shutdown feature protects the device from overheating, ensuring reliable operation under various conditions.
• Current Limiting: Built-in current limiting prevents damage to the regulator and the load in the event of a fault or excessive power demand.
• Fast Transient Response: Designed to maintain stable output voltage despite rapid changes in load, which is crucial for sensitive electronics.

Applications

The LT1587CM-3.3#PBF is versatile and can be used in a variety of applications, including:

• Computer Systems and Peripherals
• Telecommunications Infrastructure
• Networking Equipment
• Industrial Controls
• Consumer Electronics

Package and Quality

This regulator is available in a TO-263 package, which is designed for surface mounting and is suitable for high-power applications. The package is lead-free and RoHS compliant, adhering to environmental standards. The LT1587CM-3.3#PBF is characterized by its robust design, ensuring long-term reliability and performance in a wide range of operating conditions.

Conclusion

The LT1587CM-3.3#PBF from Linear Technology is a reliable and efficient solution for applications requiring a high current, low voltage power supply. With its low dropout voltage, thermal protection, and fast transient response, this LDO regulator is an excellent choice for designers looking to optimize power management in their systems.