LM25576QMHX/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM25576QMHX/NOPB is a Texas Instruments switching voltage regulator designed for step-down applications. It operates with an input voltage range of 6 V to 42 V and provides a maximum output current of 3 A. The adjustable output voltage spans from 1.225 V to 40 V. This component supports a switching frequency between 50 kHz and 1 MHz and functions within a temperature range of -40°C to +125°C. It features AEC-Q100 qualification, utilizes a 20-HTSSOP package, and draws approximately 1 mA in operating power supply current.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• AEC-Q100 qualified for automotive reliability standards
• Integrated current-mode control architecture
• Adjustable switching frequency capability
• Built-in overcurrent protection mechanisms

Voltage Regulators - DC DC Switching Regulators Applications

• Automotive electronics power distribution
• Industrial DC-DC conversion systems
• Point-of-load regulation modules

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix QMHX against official datasheets to confirm automotive grade status and pinout compatibility. Ensure the HTSSOP-20 package dimensions match your PCB footprint requirements. Cross-reference the manufacturer part number directly with Texas Instruments documentation to validate revision levels and RoHS compliance before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing buck converters requiring high input voltages up to 42 V. It is suitable for applications needing adjustable output voltages down to 1.225 V. Consider its thermal performance in the HTSSOP-20 package for space-constrained designs. Verify that the required switching frequency falls within the 50 kHz to 1 MHz operational range for optimal efficiency.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LM25576 series of simple switcher regulators. It shares architectural similarities with other members like the LM25576MHX/NOPB but includes specific automotive qualifications indicated by the Q prefix. The family focuses on providing robust step-down conversion solutions for demanding environments.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM25576MHX/NOPB serves as a non-automotive equivalent. LM25576QMH/NOPB offers a tube packaging alternative. Verify functional equivalence and package compatibility before substitution.