Microchip Technology MIC4576-5.0WU TR

The MIC4576-5.0WU TR is a high-performance, easy-to-use, 5V fixed output, 3A buck (step-down) regulator from Microchip Technology. It is part of the MIC4576 series, which is renowned for providing simple solutions to complex power supply requirements. This regulator is designed to deliver high efficiency while minimizing external component count, making it ideal for a wide range of applications.

The device operates over an input range of 4.5V to 24V, which allows it to be used in various systems without the need for an additional regulator. This versatility makes it suitable for battery-powered applications, as well as for powering peripherals in computer and industrial settings.

With a 260kHz fixed frequency operation, the MIC4576-5.0WU TR provides a predictable, low-noise spectral performance. Its high frequency allows the use of smaller external components, such as inductors and capacitors, which reduces board space and overall design costs. The regulator is also thermally efficient, featuring a junction temperature range of -40°C to +125°C, ensuring reliable operation under a wide range of temperature conditions.

The MIC4576-5.0WU TR incorporates several protection features to enhance system reliability. These include thermal shutdown, current-limit protection, and under-voltage lockout, which prevent damage to the device under abnormal operating conditions. Additionally, the regulator has a low dropout voltage, which improves efficiency and extends battery life in portable applications.

Available in a TO-263 package, the MIC4576-5.0WU TR is designed for surface mount technology (SMT), which facilitates easier manufacturing and integration into modern PCB designs. The package is also lead (Pb) free and RoHS compliant, aligning with environmental regulations and standards for electronic components.

Whether you are designing power supplies for consumer electronics, telecommunications, or automotive products, the MIC4576-5.0WU TR from Microchip Technology offers a reliable and compact solution for your voltage regulation needs.