LM2675MX-12

Voltage Regulators - DC DC Switching Regulators Overview

The LM2675MX-12 is a step-down switching regulator from Texas Instruments, operating at a fixed 260 kHz frequency. It integrates a 3A power switch and supports input voltages up to 40V. The device delivers a regulated 12V output with typical efficiency exceeding 85%. Key electrical parameters include a quiescent current of 10mA and a shutdown current of 100µA. It features thermal shutdown and current limit protection.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated high-current power switch for simplified design
• Fixed switching frequency eliminates external timing components
• Built-in thermal and current protection mechanisms

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation for industrial systems
• Battery-powered equipment requiring efficient voltage conversion
• General-purpose DC-DC conversion in embedded applications

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the suffix 'MX' indicates tape-and-reel packaging when ordering. Confirm the '-12' designation matches the required 12V output voltage. Ensure compatibility with the specified 40V maximum input voltage range for your specific circuit design requirements.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component for designs requiring a fixed 12V output from higher input voltages. Consider the 3A current capability and 260kHz switching frequency for filter component sizing. Evaluate thermal performance based on expected load currents and ambient conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2675 family of simple switcher regulators. It offers a cost-effective solution for medium-power DC-DC conversion. The device replaces linear regulators in applications where efficiency and heat dissipation are critical concerns.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include other LM2675 variants with different output voltages or package types. Verify pin compatibility and electrical specifications before substitution. Consult official datasheets for equivalent parts from Texas Instruments.