LMR36015AQRNXTQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LMR36015AQRNXTQ1 is an automotive-grade synchronous step-down DC/DC converter from Texas Instruments. It operates with an input voltage range of 4.2 V to 60 V and delivers a maximum output current of 1.5 A. The device features an adjustable output voltage, a fixed switching frequency of 2.1 MHz, and a quiescent current of 26 uA. It is housed in a VQFN-HR-12 package and supports operation temperatures from -40°C to +150°C. The component holds AEC-Q100 qualification for automotive reliability.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Automotive qualified synchronous buck converter supporting wide input voltage ranges up to 60 V
• Integrated high-side and low-side power switches delivering 1.5 A continuous output current
• Fixed 2.1 MHz switching frequency enabling the use of small external passive components
• Extended junction temperature rating suitable for demanding thermal environments

Voltage Regulators - DC DC Switching Regulators Applications

• Automotive infotainment systems requiring stable power regulation
• Electronic control units (ECUs) within vehicle networks
• ADAS sensor power distribution architectures
• General automotive electronics operating under harsh thermal conditions

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against official documentation to confirm exact shipping configuration and reel specifications. Ensure compatibility with automated assembly processes by checking moisture sensitivity levels and reflow soldering profiles defined in the datasheet. Confirm that the selected variant meets all required automotive quality standards and functional safety expectations for the target application environment.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when an input voltage up to 60 V is required alongside a 1.5 A output capability. The 2.1 MHz frequency allows for smaller inductors compared to lower-frequency alternatives. Consider the extended temperature range if the operating environment exceeds standard industrial limits. Compare against other family members like the LMR36006 or LMR36015FBRNXR based on specific output current needs and pinout requirements.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LMR36015 series of ultra-small synchronous buck converters designed for automotive applications. It shares architectural similarities with other devices in the lineup but differs in output current ratings and specific package configurations. The series emphasizes compact footprint solutions while maintaining robust performance characteristics required for modern vehicle electronic systems.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include the LMR36015FSCQRNXTQ1 and LMR36015FBRNXR. Verify that alternative parts match the required input voltage range, output current capacity, and package dimensions before implementation.