LM2575MX-12/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2575MX-12/NOPB is a Texas Instruments SIMPLE SWITCHER power converter featuring a fixed 12 V output. It operates from an input voltage range of 4.75 V to 40 V and delivers up to 1 A of output current. The device utilizes a buck topology with a typical switching frequency of 52 kHz. It is housed in a surface-mount TO-263-5 package and supports operation within a temperature range of -40 °C to +125 °C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated monolithic Buck switching regulator architecture
• Built-in fixed-frequency oscillator for simplified design
• Internal thermal shutdown and cycle-by-cycle current limiting

Voltage Regulators - DC DC Switching Regulators Applications

• Distributed power supply systems
• Pre-regulator circuits for switching regulators
• Efficient standard logic supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'MX' against official datasheets, as it may indicate a specialized tape-and-reel variant or regional designation distinct from the standard 'S' package. Confirm RoHS compliance status via the manufacturer's latest documentation before finalizing procurement specifications.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 12 V output is required from a wide input voltage range. The surface-mount TO-263-5 package facilitates compact PCB layouts compared to through-hole alternatives. Ensure adequate thermal management is designed into the PCB copper area to handle the 1 A load at elevated ambient temperatures.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2575 series of SIMPLE SWITCHER regulators, which are designed to replace traditional linear regulators for improved efficiency. The series includes fixed voltage options and adjustable versions, offering a balance between ease of use and performance for various DC-DC conversion needs.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM2575S-12/NOPB

Voltage Regulators - DC DC Switching Regulators FAQ

What is the maximum input voltage for the LM2575MX-12/NOPB?

The maximum input voltage supported by this regulator is 40 V.

Does the LM2575MX-12/NOPB include protection features?

Yes, it integrates thermal shutdown protection and cycle-by-cycle current limiting to ensure safe operation under fault conditions.