LM2674N-ADJ/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2674N-ADJ/NOPB is a Texas Instruments SIMPLE SWITCHER step-down voltage regulator featuring an integrated 0.5 A power switch. It operates from an input voltage range of 8 V to 40 V and delivers an adjustable output voltage between 1.23 V and 37 V. The device utilizes a fixed 275 kHz switching frequency, enabling the use of compact external components. It is housed in an 8-pin MDIP package with a maximum operating temperature of +125 °C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated high-efficiency 0.5 A power switch for simplified design
• Adjustable output voltage capability ranging from 1.23 V to 37 V
• Fixed 275 kHz switching frequency reduces passive component size
• Internal frequency compensation eliminates phase shift network requirements

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation for industrial systems
• Battery-powered equipment requiring efficient step-down conversion
• General-purpose DC/DC converter modules

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against official datasheets to confirm pinout compatibility and thermal characteristics. Ensure the ordering part number matches the required tolerance and package variant. Cross-reference manufacturer documentation for any recent lifecycle status changes or recommended replacement devices before finalizing procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when an adjustable output is required within the 8 V to 40 V input range. It is suitable for applications needing moderate current up to 500 mA with minimal external circuitry. Consider the thermal performance in the MDIP package relative to ambient conditions and load requirements.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the SIMPLE SWITCHER family, designed for ease of implementation with minimal external components. It integrates the control logic, oscillator, and power switch into a single monolithic IC, reducing board space and design complexity compared to discrete solutions.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official substitution guides for equivalent SIMPLE SWITCHER regulators. Verify that alternative parts maintain compatible input voltage ranges, current capabilities, and switching frequencies to ensure circuit stability without redesign.