Microchip Technology

MIC4576-3.3BU  

DC Switching Voltage Regulators

MIC4576-3.3BU Description

The MIC4576-3.3BU is a fixed output voltage regulator designed by Microchip Technology, specifically tailored for applications requiring a stable 3.3V output at a maximum current of 3A. This DC switching voltage regulator operates within an input voltage range of 4V to 36V, making it versatile for a variety of power supply needs. The regulator employs a buck topology, ensuring efficient power conversion with a switching frequency of 200kHz. Despite its obsolescence, the MIC4576-3.3BU remains a reliable choice for applications where its specific features are required.

MIC4576-3.3BU Features

• Fixed Output Voltage: The MIC4576-3.3BU provides a stable 3.3V output, ideal for applications requiring a consistent power supply.
• Wide Input Voltage Range: With an input voltage range of 4V to 36V, this regulator can accommodate a variety of power sources, enhancing its flexibility.
• High Output Current: Capable of delivering up to 3A, the regulator is suitable for applications with significant power requirements.
• Efficient Buck Topology: Utilizing a buck topology, the regulator achieves high efficiency, making it suitable for applications where power consumption is a critical factor.
• Switching Frequency: Operating at a frequency of 200kHz, the regulator ensures efficient power conversion without compromising on performance.
• Surface Mount Packaging: The TO263-5 package is designed for surface mount applications, providing a compact and reliable solution for modern electronic designs.
• Moisture Sensitivity Level: With an MSL rating of 3 (168 hours), the regulator is suitable for environments with varying humidity levels.
• REACH Compliance: The regulator is REACH unaffected, ensuring compliance with environmental regulations.

MIC4576-3.3BU Applications

The MIC4576-3.3BU is ideal for applications requiring a stable and efficient power supply. Its fixed 3.3V output and high current capability make it suitable for:

• Embedded Systems: Providing a stable power supply for microcontrollers and other embedded components.
• Telecommunications: Ensuring reliable power for communication modules and devices.
• Industrial Automation: Supplying power to sensors and actuators in industrial environments.
• Consumer Electronics: Powering devices such as routers, set-top boxes, and other consumer electronics.

Conclusion of MIC4576-3.3BU

The MIC4576-3.3BU is a robust and reliable DC switching voltage regulator designed for applications requiring a stable 3.3V output at up to 3A. Its wide input voltage range, efficient buck topology, and surface mount packaging make it a versatile solution for various power supply needs. Despite being marked as obsolete, the regulator remains a valuable component for specific applications where its unique features and performance benefits are required. For engineers and designers seeking a reliable power solution, the MIC4576-3.3BU is a worthy consideration.

MIC4576-3.3BU Documents

Download datasheets and manufacturer documentation for MIC4576-3.3BU

Datasheets :

MIC4576      

PCN Packaging :

MBB/Label Chgs 16/Nov/2018      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH