LMR66410R5RXBR

$2.53

Description：IC REG BUCK ADJ/1V 1A 14VQFN
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:3d9a19b4e864 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LMR66410R5RXBR is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG BUCK ADJ/1V 1A 14VQFN. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LMR66410R5RXBR

Description：IC REG BUCK ADJ/1V 1A 14VQFN
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Adjustable (Fixed)
Number of Outputs：1
Voltage - Input (Min)：-
Voltage - Input (Max)：36V
Voltage - Output (Min/Fixed)：1V
Voltage - Output (Max)：5V
Current - Output：1A
Frequency - Switching：-
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount, Wettable Flank
Package / Case：14-PowerTFQFN
Supplier Device Package：14-VQFN (2.6x2.6)
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LMR66410R5RXBR

LMR66410R5RXBR

Voltage Regulators - DC DC Switching Regulators Overview

The LMR66410R5RXBR is a synchronous step-down converter from the Texas Instruments LMR664x0 series. It features a fixed 5 V output and supports up to 3 A load current. The device operates with an input voltage range of 2.7 V to 36 V, accommodating automotive transients up to 42 V. It utilizes a 2.2 MHz switching frequency and is housed in a 14-pin VQFN-FCRLF-EP package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Supports wide input voltage range for automotive cold start and high-voltage transients
Optimized for low electromagnetic interference using dual-random spread spectrum
Enhanced HotRod QFN package minimizes board space and switch node ringing

Voltage Regulators - DC DC Switching Regulators Applications

Advanced driver assistance systems radar ECUs
Infotainment and dashboard audio hosts
Body electronics and lighting control modules

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix R5 indicates the fixed 5 V output configuration. Confirm the FCRLF-EP package variant matches thermal requirements. Ensure the component meets AEC-Q100 Grade 1 standards if used in automotive environments. Cross-reference datasheet electrical characteristics against system load profiles.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this model for applications requiring a fixed 5 V rail with high current capability. The 2.2 MHz frequency allows for smaller passive components compared to lower-frequency alternatives. Consider the enhanced thermal performance of the HotRod package for dense PCB layouts.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LMR664x0 family of buck converters designed for automotive use. It shares architectural similarities with the LMR66430 and LMQ66410 but differs in output voltage configuration and current rating specifications defined by its unique ordering suffix.