LMS3635AQRNLRQ1

$2.52

Description：IC REG BUCK ADJ 3.5A 22VQFN
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR)

SKU:bd243eceacd5 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LMS3635AQRNLRQ1 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 3.5A 22VQFN. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LMS3635AQRNLRQ1

Description：IC REG BUCK ADJ 3.5A 22VQFN
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR)
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Adjustable
Number of Outputs：1
Voltage - Input (Min)：3.9V
Voltage - Input (Max)：36V
Voltage - Output (Min/Fixed)：1V
Voltage - Output (Max)：15V
Current - Output：3.5A
Frequency - Switching：250kHz ~ 500kHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 125°C (TA)
Mounting Type：Surface Mount, Wettable Flank
Package / Case：22-PowerVFQFN
Supplier Device Package：22-VQFN-HR (5x4)
Grade：Automotive
Qualification：AEC-Q100

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LMS3635AQRNLRQ1

LMS3635AQRNLRQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LMS3635AQRNLRQ1 is a synchronous step-down converter from Texas Instruments, designed for automotive applications with AEC-Q100 qualification. It operates within an input voltage range of 3.9 V to 36 V and delivers up to 3.5 A of output current. The device features a fixed switching frequency of 400 kHz and supports adjustable output voltages between 1 V and 20 V. It utilizes a 22-pin VQFN-HR package and functions reliably across an extended temperature range of -40°C to +150°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated synchronous rectification for high efficiency in a compact footprint
Automotive-grade reliability certified under AEC-Q100 standards
Wide input voltage capability suitable for 12-V and 24-V automotive systems

Voltage Regulators - DC DC Switching Regulators Applications

On-board charging (OBC) systems
DC-DC conversion in electric vehicle powertrains
Infotainment and body control module power supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'RNLR' confirms the reel packaging and lead-free composition. Ensure the order matches the exact part number to guarantee AEC-Q100 compliance and the specified 22-pin VQFN-HR package. Cross-reference the manufacturer's latest datasheet for any recent pinout or thermal pad modifications before finalizing procurement specifications.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a robust, high-current buck regulator is required for harsh automotive environments. The 3.5 A continuous output and 36 V maximum input rating make it suitable for direct battery connection scenarios. Consider the 400 kHz switching frequency for balancing component size against electromagnetic interference requirements in dense PCB layouts.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LMS36xx-Q1 family of synchronous step-down converters. It shares architectural similarities with the LMS3655 but offers lower current capacity. The family is characterized by high efficiency, wide input ranges, and automotive qualification, targeting demanding power management needs in modern vehicles.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The LMS3655AQRNLRQ1 serves as a higher-current alternative within the same family. Verify compatibility regarding thermal performance and control loop stability when substituting models with different current ratings.

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Freight calculation

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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.