LM2575YWM-TR

Voltage Regulators - DC DC Switching Regulators Overview

The LM2575YWM-TR is a monolithic integrated circuit step-down switching regulator from the LM2575 series, manufactured by Microchip Technology. It operates with an input voltage range of 4V to 40V and provides a fixed 3.3V output capable of driving a 1A load. The device utilizes a 52kHz internal oscillator for efficient power conversion. It is housed in a 24-SOIC surface-mount package and supports an operating junction temperature range from -40°C to 85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates frequency compensation and oscillation circuitry to minimize external component requirements.
• Includes built-in current limiting and thermal shutdown protection for enhanced reliability.
• Delivers stable regulation with excellent line and load performance under varying conditions.

Voltage Regulators - DC DC Switching Regulators Applications

• Efficient step-down DC-DC power supply modules
• Pre-regulator stages for linear voltage regulators
• Positive-to-negative voltage inversion circuits

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'TR' indicates tape-and-reel packaging when sourcing. Confirm RoHS compliance status as it varies by manufacturing batch and region. Ensure the supplier source aligns with Microchip Technology authorized distribution channels to guarantee part authenticity and traceability.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component for designs requiring a fixed 3.3V output at up to 1A with minimal external parts. The SOIC-24 package suits surface-mount assembly processes. Consider the 52kHz switching frequency for inductor sizing and EMI management relative to higher-frequency alternatives.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2575 family of simple, high-efficiency buck regulators. The YWM variant specifically denotes the 3.3V fixed output version in a 24-pin SOIC package. The TR suffix identifies the reel-based packaging format suitable for automated pick-and-place manufacturing lines.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM2575-3.3BWM-TR: Parameter equivalent alternative within the same product family.

Voltage Regulators - DC DC Switching Regulators FAQ

What is the maximum input voltage for the LM2575YWM-TR?

The maximum input voltage rating is 40V.

Does the LM2575YWM-TR require external frequency compensation?

No, the device includes internal frequency compensation, reducing the number of required external components.