LM2675N-5.0

Voltage Regulators - DC DC Switching Regulators Overview

The LM2675N-5.0/NOPB is a Texas Instruments SIMPLE SWITCHER power converter, functioning as a high-efficiency 1A step-down voltage regulator. It operates with an input voltage range of 8V to 40V and provides a fixed 5.0V output. The device integrates a 0.5A internal switch and supports a switching frequency of 260kHz. It is housed in an 8-pin MDIP package and features an operating temperature range from -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a 0.5A internal power switch for simplified design
• Supports fixed output voltages including 3.3V, 5V, and 12V
• Operates at a fixed 260kHz switching frequency
• Includes thermal shutdown and current limit protection

Voltage Regulators - DC DC Switching Regulators Applications

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

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the suffix NOPB indicates lead-free compliance and RoHS adherence. Confirm the N package denotes through-hole MDIP construction. Ensure the -5.0 suffix matches the required fixed 5V output specification. Cross-reference the manufacturer part number with official TI documentation to validate authenticity and revision status before procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 5V output is required from an 8V to 40V input source. It is suitable for designs needing up to 1A load current with minimal external components. Consider the MDIP package for prototyping or applications requiring through-hole mounting. Evaluate thermal performance based on the specific ambient temperature and load conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2675 series of SIMPLE SWITCHER converters. The series includes adjustable variants (ADJ) and other fixed voltage options. The LM2675 family is designed for high efficiency and low component count, distinguishing it from linear regulators by its switching topology. It serves as a robust solution for general-purpose DC-DC conversion tasks.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM2675N-5.0/NOPB is the direct equivalent. LM2675M-5.0/NOPB offers the same electrical specifications in a surface-mount SOIC package.