Microsemi

LX8386B-33CP

LX8386B-33CP Description

The LX8386B-33CP is a linear regulator IC designed by Microsemi Corporation, a leading manufacturer in the power management sector. This IC is part of the Power Management Integrated Circuits (PMIC) category and offers a fixed output voltage of 3.3V with a maximum output current of 1.5A. It is housed in a through-hole TO220 package, making it suitable for applications requiring robust and reliable power regulation.

LX8386B-33CP Features

• Output Type: Fixed, ensuring a stable 3.3V output voltage.
• Input Voltage Range: Capable of operating with a maximum input voltage of 10V, providing flexibility in power supply selection.
• Output Current: Delivers a consistent 1.5A output current, making it ideal for applications requiring moderate to high current loads.
• Number of Regulators: Single regulator design simplifies circuit design and reduces component count.
• Output Configuration: Positive output configuration ensures compatibility with a wide range of electronic systems.
• Voltage Dropout: A maximum dropout voltage of 1.3V at 1.5A ensures efficient power conversion even under high load conditions.
• Operating Temperature: Wide operating temperature range from 0°C to 125°C, making it suitable for both industrial and commercial applications.
• Quiescent Current: Low quiescent current of 10 mA minimizes power consumption during standby or low-load conditions.
• Power Supply Rejection Ratio (PSRR): High PSRR of 83dB at 120Hz ensures excellent noise rejection and stable output voltage.
• Protection Features: Over-current and over-temperature protection features safeguard the IC and connected components from damage.
• Moisture Sensitivity Level (MSL): MSL 2 (1-year) ensures the IC remains reliable and functional in various environmental conditions.
• Compliance: REACH unaffected and ECCN EAR99 ensure compliance with international regulations and standards.

LX8386B-33CP Applications

The LX8386B-33CP is well-suited for a variety of applications where stable and efficient power regulation is critical. Some specific use cases include:

• Embedded Systems: Ideal for powering microcontrollers, sensors, and other low-power embedded devices.
• Industrial Control: Suitable for industrial applications requiring reliable power supply with over-current and over-temperature protection.
• Telecommunications: Can be used in telecom equipment where stable 3.3V power supply is needed.
• Consumer Electronics: Applicable in consumer devices where moderate current output and low quiescent current are essential.

Conclusion of LX8386B-33CP

The LX8386B-33CP is a versatile and reliable linear regulator IC that offers a fixed 3.3V output with a maximum current of 1.5A. Its low dropout voltage, high PSRR, and robust protection features make it an excellent choice for a wide range of applications. Despite being marked as obsolete, the LX8386B-33CP remains a valuable component for engineers and designers looking for a dependable power management solution. Its compliance with international standards and regulations ensures its continued relevance in the electronics industry.