Microsemi

LX8585-33CP

LX8585-33CP Description

The LX8585-33CP is a linear regulator IC designed by Microsemi Corporation, a leading manufacturer in the field of power management solutions. This IC is specifically engineered to deliver a fixed output voltage of 3.3V with a maximum output current of 4.6A. It is housed in a TO-220 package, which is ideal for through-hole mounting, ensuring robust mechanical stability and thermal performance. The regulator is designed to operate within an input voltage range up to 10V, making it suitable for a variety of power supply applications.

LX8585-33CP Features

• Output Type: Fixed, providing a stable 3.3V output voltage.
• Input Voltage Range: Up to 10V, ensuring compatibility with a wide range of input sources.
• Output Current: Capable of delivering up to 4.6A, making it suitable for high-current applications.
• Output Configuration: Positive, ensuring compatibility with standard power supply configurations.
• Voltage Dropout: A maximum dropout voltage of 1.4V at 4.6A ensures efficient operation even at lower input voltages.
• Quiescent Current: Low quiescent current of 10 mA minimizes power consumption during standby.
• Power Supply Rejection Ratio (PSRR): An impressive 83dB at 120Hz, ensuring excellent noise rejection and stable output voltage.
• Protection Features: Over-temperature and short-circuit protection enhance reliability and protect against common fault conditions.
• Operating Temperature Range: Wide operating temperature range from 0°C to 125°C, making it suitable for industrial and automotive applications.
• Moisture Sensitivity Level (MSL): MSL 2 (1 Year), ensuring the IC is protected against moisture during storage and handling.
• Package: Supplied in a tube package, which is ideal for through-hole mounting and ensures ease of handling and installation.

LX8585-33CP Applications

The LX8585-33CP is well-suited for applications requiring a stable and reliable power supply. Its high output current and low dropout voltage make it ideal for high-current applications such as:

• Industrial Control Systems: Providing stable power to microcontrollers, sensors, and actuators.
• Automotive Electronics: Powering electronic control units (ECUs) and other automotive components.
• Telecommunications: Supplying power to base stations and other communication equipment.
• Consumer Electronics: Powering devices such as routers, modems, and set-top boxes.

Conclusion of LX8585-33CP

The LX8585-33CP is a versatile linear regulator IC that offers a combination of high performance and reliability. Its fixed 3.3V output and ability to deliver up to 4.6A make it suitable for a wide range of applications. The low dropout voltage and high PSRR ensure efficient and stable operation, while the over-temperature and short-circuit protection features enhance its robustness. Despite being marked as obsolete, the LX8585-33CP remains a reliable choice for applications where its specific features and performance characteristics are required.