LM25574Q0MT/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM25574Q0MT/NOPB is a SIMPLE SWITCHER® step-down switching regulator from Texas Instruments, designed for automotive and industrial applications. It operates with an input voltage range of 4.5V to 60V and provides an adjustable output voltage from 1.225V to 40V. The device delivers up to 500mA of output current through a single channel. It features a programmable switching frequency ranging from 50kHz to 1MHz. The component is qualified under AEC-Q100 standards and functions within a junction temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated high-side and low-side power switches for efficient buck conversion
• Programmable switching frequency allows optimization for size and performance
• Automotive qualification ensures reliability in harsh environments
• Wide input voltage range supports various supply configurations

Voltage Regulators - DC DC Switching Regulators Applications

• Automotive infotainment systems
• Industrial point-of-load regulation
• Distributed power architectures

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the exact suffix against the manufacturer's official documentation to confirm package type and tape/reel specifications. Confirm AEC-Q100 qualification status if required for your specific application. Check for any recent product change notices or lifecycle updates directly from Texas Instruments before finalizing procurement plans.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a wide input voltage range up to 60V is required for buck conversion. Ensure the external inductor and capacitor values are calculated based on the chosen switching frequency. Verify that the thermal performance of the 16-TSSOP package meets the system's heat dissipation requirements under maximum load conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM25574 family of SIMPLE SWITCHER regulators. It shares core architecture with variants like LM25574MT but includes specific automotive qualification markings. The 'Q' indicates automotive grade compliance, while '0' may denote specific packaging or revision details defined by Texas Instruments.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include LM25574QMT/NOPB and LM25574QMTX/NOPB. Verify pin compatibility and electrical parameters match exactly. Non-direct replacements require careful evaluation of switching frequency ranges and thermal characteristics.