LMR33620CQ5RNXRQ1

$1.85

Description：IC REG BUCK 5V 2A 12VQFN
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:67fe7cf17a8a Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LMR33620CQ5RNXRQ1 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 5V 2A 12VQFN. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LMR33620CQ5RNXRQ1

Description：IC REG BUCK 5V 2A 12VQFN
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Fixed
Number of Outputs：1
Voltage - Input (Min)：3.8V
Voltage - Input (Max)：36V
Voltage - Output (Min/Fixed)：5V
Voltage - Output (Max)：-
Current - Output：2A
Frequency - Switching：2.1MHz
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount, Wettable Flank
Package / Case：12-PowerVFQFN
Supplier Device Package：12-VQFN-HR (3x2)
Grade：Automotive
Qualification：AEC-Q100

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LMR33620CQ5RNXRQ1

LMR33620CQ5RNXRQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LMR33620CQ5RNXRQ1 is a fixed-output synchronous step-down DC/DC converter from Texas Instruments, designed for automotive applications. It provides a fixed 5V output with a maximum current capability of 2A. The device operates within an input voltage range of 3.8V to 36V and features a switching frequency of 2.1MHz. It utilizes a 12-VQFN-HR package and supports an operating junction temperature range from -40°C to +125°C. The component holds AEC-Q100 qualification.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Automotive-grade reliability with AEC-Q100 certification
Fixed 5V output configuration for simplified design
High-frequency operation enabling compact passive components

Voltage Regulators - DC DC Switching Regulators Applications

Automotive infotainment systems
Body control modules
Telematics units

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix RNXRQ1 confirms the fixed 5V output variant and Q1 automotive grade designation. Ensure the VQFN-HR-12 package matches the target PCB footprint. Confirm AEC-Q100 compliance requirements are met for the intended automotive application environment.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this part when a stable 5V rail is required in space-constrained automotive designs. The fixed output eliminates external resistor networks. Consider the 2.1MHz frequency for smaller inductor selection compared to lower-frequency alternatives. Verify thermal performance within the 125°C junction limit under expected load conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the LMR33620-Q1 family of SIMPLE SWITCHER converters. It shares core topology with adjustable variants but offers a fixed 5V output to reduce design complexity. The family targets high-efficiency power management in demanding automotive environments requiring robust performance and small form factors.