LM2623QNHLTQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LM2623QNHLTQ1 is a high-efficiency, synchronous step-down DC/DC converter from Texas Instruments. It integrates N-channel power MOSFETs to deliver up to 3A output current with an input voltage range of 4.5V to 60V. The device employs fixed-frequency peak current mode control for stable operation and includes comprehensive protection features such as cycle-by-cycle current limiting, thermal shutdown, and undervoltage lockout. Designed for automotive environments, it meets AEC-Q100 Grade 1 standards and operates over a junction temperature range of -40°C to +150°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates dual N-channel power MOSFETs for high efficiency in a compact solution
• Supports wide input voltage ranges suitable for 12V and 24V automotive systems
• Includes robust protection mechanisms against overcurrent and overheating conditions

Voltage Regulators - DC DC Switching Regulators Applications

• Automotive infotainment and display power distribution
• Body control modules and gateway applications
• Industrial equipment requiring isolated or non-isolated DC-DC conversion

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'Q1' confirms AEC-Q100 qualification for automotive use. Ensure the package type matches the required PCB footprint. Confirm that the operating temperature range aligns with the target application environment. Cross-reference the datasheet revision to ensure compatibility with design specifications.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a synchronous buck topology is required for high efficiency at moderate currents. Consider the wide input voltage capability if the source varies significantly. Evaluate the thermal performance requirements given the integrated MOSFETs. Compare pin counts and package sizes against available board space constraints.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM262x family of synchronous buck converters. It shares architectural similarities with other devices in the series but offers specific current ratings and package options. The family is designed to simplify power supply design by integrating control logic and power switches.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for pin-to-pin compatible alternatives within the same manufacturer's portfolio. Verify that substitute parts meet the same AEC-Q100 reliability standards. Ensure equivalent electrical parameters such as switching frequency and output current capacity.