LM2671M-ADJ

Voltage Regulators - DC DC Switching Regulators Overview

The LM2671M-ADJ is a SIMPLE SWITCHER power converter featuring a high-efficiency 500mA step-down voltage regulator. It operates with an input voltage range of 6.5V to 40V and provides an adjustable output voltage from 1.21V to 37V. The device utilizes a buck topology with a fixed switching frequency of 260kHz. It is housed in an 8-SOIC surface-mount package and supports a junction temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated monolithic switch eliminates the need for external transistors
• Fixed 260kHz switching frequency allows for compact passive component selection
• Internal thermal shutdown protects against excessive heat conditions
• Adjustable output voltage capability via external resistor network

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation for embedded systems
• Battery-powered equipment requiring efficient step-down conversion
• Industrial control systems operating within wide input voltage ranges

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix and manufacturer documentation to confirm current production status, as availability may vary. Ensure compatibility with required output voltage settings and thermal management solutions for the intended application environment before finalizing procurement decisions.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a non-synchronous, single-output buck converter is required for moderate current loads up to 500mA. Consider the 260kHz frequency trade-off between component size and efficiency. Verify that the 40V maximum input rating aligns with the system supply rails and that the SOIC-8 package fits the PCB layout constraints.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2671 series of SIMPLE SWITCHER regulators, designed for high-efficiency DC-DC conversion. It serves as a legacy or alternative option compared to newer synchronous controllers, offering robust performance in standard industrial and commercial environments without requiring complex external drive circuits.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.