LMQ66410MC5RXBRQ1

$2.32

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

SKU:298ba83e405a Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LMQ66410MC5RXBRQ1 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 LMQ66410MC5RXBRQ1

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)：3V
Voltage - Input (Max)：36V
Voltage - Output (Min/Fixed)：1V (5V)
Voltage - Output (Max)：18V
Current - Output：1A
Frequency - Switching：2.2MHz
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 150°C (TJ)
Mounting Type：Surface Mount, Wettable Flank
Package / Case：14-PowerTFQFN
Supplier Device Package：14-VQFN (2.6x2.6)
Grade：Automotive
Qualification：AEC-Q100

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LMQ66410MC5RXBRQ1

LMQ66410MC5RXBRQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LMQ66410MC5RXBRQ1 is an automotive-grade synchronous step-down converter from Texas Instruments. It operates with an input voltage range of 3 V to 36 V and delivers a fixed 5-V output at up to 1 A. The device features a low quiescent current of 2 uA and a switching frequency of 400 kHz. It functions within a temperature range of -40°C to +150°C and utilizes a VQFN-FCRLF-EP-14 package for surface mount installation.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Automotive qualified synchronous buck topology
Low electromagnetic interference design
Integrated shutdown control capability

Voltage Regulators - DC DC Switching Regulators Applications

Automotive infotainment systems
Telematics control units
Body electronics power distribution

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'MC5' against official datasheets to confirm the fixed 5-V output configuration. Ensure the component meets required automotive reliability standards for your specific application environment before finalizing procurement decisions.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 5-V rail is required for automotive loads. Consider the 1-A output limit and 400-kHz frequency for inductor sizing. Verify thermal performance requirements given the high maximum operating temperature rating.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LMQ66410 family of low-EMI synchronous buck converters designed for automotive applications. It shares core architecture with variants offering different fixed output voltages, such as 3.3 V or adjustable settings, while maintaining the same package and electrical interface characteristics.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LMQ66410MA5RXBRQ1 provides identical functionality with a 5-V fixed output. LMQ66410MA3RXBRQ1 offers a 3.3-V fixed output. Verify pin compatibility and output voltage requirements when substituting.

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Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.