LM5150QURUMRQ1

DC DC Switching Controllers Overview

The LM5150QURUMRQ1 is an automotive-grade wide input voltage boost controller designed for high-efficiency power conversion. It operates with a supply voltage range of 1.5 V to 42 V and supports switching frequencies from 220 kHz to 2.3 MHz. The device features low quiescent current, adjustable current limit, frequency synchronization, and light load efficiency optimization. It is housed in a 16-WQFN package and rated for operation between -40°C and 150°C junction temperature.

DC DC Switching Controllers Feature Summary

• Wide input voltage range supporting 1.5 V to 42 V operation
• Frequency synchronization capability for noise reduction
• Adjustable current limit protection
• Optimized light load efficiency

DC DC Switching Controllers Applications

• Automotive infotainment systems
• Body control modules
• High-side LED drivers
• Battery-powered automotive sensors

DC DC Switching Controllers Procurement Notes

Verify the specific suffix 'RQ1' against the manufacturer's official datasheet to confirm it denotes the tape-and-reel packaging variant rather than a different electrical specification or temperature grade. Ensure the component matches the required AEC-Q100 qualification level for your specific automotive application environment before finalizing procurement.

DC DC Switching Controllers Selection Notes

Select this controller when a wide input voltage range up to 42 V is required for boost applications. Consider its low IQ and synchronization features if system-wide noise management and standby power consumption are critical constraints. Verify that the external MOSFET selection aligns with the peak current limit settings and thermal requirements of the target design.

DC DC Switching Controllers Part Context

This component belongs to the LM5150-Q1 family of wide VIN automotive boost controllers. It shares core architecture with other variants in the series but differs in packaging and reel configuration. The Q1 designation indicates compliance with automotive reliability standards, distinguishing it from commercial-grade counterparts.

DC DC Switching Controllers Replacement Considerations

Direct substitutes include LM5150QRUMRQ1 and LM51501QRUMRQ1, provided the pinout and electrical specifications match exactly. Verify compatibility with existing PCB footprints and ensure that any alternative maintains the same AEC-Q100 qualification and operating temperature range.