LMR33630ARNXR

Voltage Regulators - DC DC Switching Regulators Overview

The LMR33630ARNXR is a synchronous step-down voltage converter from the SIMPLE SWITCHER family. It operates with an input voltage range of 3.8 V to 36 V and delivers up to 3 A of output current. The device supports adjustable output voltages from 1 V to 24 V. Key electrical parameters include a switching frequency of 400 kHz and a typical quiescent current of 25 uA. It features a VQFN-HR-12 package and supports operation temperatures from -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated synchronous buck topology for high efficiency
• Wide input voltage range supporting various power sources
• Low quiescent current for improved light-load efficiency
• Compact VQFN-HR-12 package design

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial point-of-load regulation
• Automotive infotainment systems
• Communication equipment power distribution

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the exact suffix against official Texas Instruments documentation to confirm pinout, thermal characteristics, and specific factory settings. Ensure compatibility with your PCB layout requirements regarding the VQFN-HR-12 package dimensions and thermal pad specifications before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a wide input voltage range up to 36 V is required alongside a 3 A continuous load capability. The 400 kHz fixed switching frequency allows for smaller external inductor and capacitor selection compared to lower-frequency alternatives. Consider the VQFN-HR-12 package for space-constrained designs requiring robust thermal performance.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LMR33630 series of SIMPLE SWITCHER regulators. It shares core functionality with variants like LMR33630BRNXR but differs in specific internal configurations or packaging options. The series is designed for general-purpose DC/DC conversion applications requiring high reliability and compact form factors.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LMR33630BRNXR offers similar electrical performance with potential differences in switching frequency or package variant. Verify pin-to-pin compatibility and thermal resistance values before substitution.