LM2576-5.0WT

Voltage Regulators - DC DC Switching Regulators Overview

The LM2576-5.0WT is a step-down switching regulator IC manufactured by Microchip Technology, belonging to the LM2576 series. It operates as a buck converter with a fixed 5.0V output voltage and supports an input voltage range from 4V to 40V. The device delivers up to 3A of output current at a standard switching frequency of 52kHz. It is housed in a TO-220-5 through-hole package and functions within a temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a fixed-frequency oscillator and internal reference for stable regulation
• Includes built-in current limiting and thermal shutdown protection circuits
• Provides external control capability via the enable pin

Voltage Regulators - DC DC Switching Regulators Applications

• Embedded microcontroller unit (MCU) power supplies
• General-purpose DC-DC step-down conversion
• Battery-powered systems requiring efficient voltage regulation

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'WT' against the official Microchip datasheet to confirm the exact package variant and temperature rating. Ensure compatibility with the required mounting style and thermal management requirements for the target application environment.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 5V output is required from an input voltage between 4V and 40V. Consider the TO-220-5 package for through-hole assembly needs. Evaluate thermal dissipation requirements based on the load current and input-output voltage differential.

Voltage Regulators - DC DC Switching Regulators Part Context

This part is a member of the LM2576 family of monolithic integrated circuits designed for easy-to-use step-down switching regulators. The family offers adjustable and fixed output voltages, simplifying the design of DC/DC converters while maintaining high efficiency compared to linear regulators.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM2576WT

Voltage Regulators - DC DC Switching Regulators FAQ

What is the maximum input voltage for the LM2576-5.0WT?

The maximum input voltage is 40V.

Does the LM2576-5.0WT include protection features?

Yes, it includes current limiting and thermal shutdown circuitry.