LMR36015SFBRNXR

Voltage Regulators - DC DC Switching Regulators Overview

The LMR36015SFBRNXR is a 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 up to 1.5 A of output current. The device features adjustable output voltage, typically ranging from 1 V to 5 V, and utilizes a fixed switching frequency of 400 kHz. It incorporates integrated high-side and low-side power MOSFETs within a compact VQFN-HR-12 package. The component supports a shutdown function and maintains a low quiescent current of 26 µA. It is designed for operation across an extended temperature range from -40°C to +150°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates high-side and low-side power MOSFETs for efficient synchronous rectification
• Supports wide input voltage range suitable for various bus architectures
• Features adjustable output voltage capability for flexible system design
• Includes shutdown functionality to minimize standby power consumption

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial automation systems requiring robust power regulation
• Automotive electronics compatible with wide input voltage ranges
• Point-of-load conversion in dense PCB layouts
• General-purpose DC/DC conversion for embedded applications

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'S' indicates the adjustable output variant when sourcing. Confirm the VQFN-HR-12 package dimensions match your footprint requirements. Ensure compatibility with the 400 kHz switching frequency regarding EMI constraints. Check RoHS compliance status if required by your manufacturing standards. Validate the operating temperature range against your environmental specifications.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a wide input voltage range up to 60 V is necessary. Choose it for applications requiring high efficiency through integrated synchronous rectification. Consider it for space-constrained designs due to the small VQFN-HR-12 package. Opt for this part if adjustable output voltage flexibility is needed. Ensure the 1.5 A current rating meets the load requirements of the target circuit.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LMR36015 family of ultra-small synchronous step-down converters. The family includes variants with different output configurations and automotive qualifications. The 'S' suffix specifically denotes the adjustable output version. Other members may feature fixed outputs or AEC-Q100 qualification. This series emphasizes compact size and high performance for modern power management needs.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LMR36015BRNXR serves as a comparable alternative within the same family. Verify that the pinout and package dimensions remain identical for direct substitution. Confirm that the electrical parameters align with the original design requirements. Ensure the thermal characteristics are sufficient for the intended application environment.