LMR33630AQRNXTQ1 The LMR33630AQRNXTQ1 is a 3A synchronous step-down voltage converter from Texas Instruments. It features a wide input voltage range and adjustable output.
Mfr Part #:

LMR33630AQRNXTQ1

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The LMR33630AQRNXTQ1 is a 3A synchronous step-down voltage converter from Texas Instruments. It features a wide input voltage range and adjustable output.
✓ Total Stock: 15,293 pcs
$ Price Range: $1.71

LMR33630AQRNXTQ1 Available from 2 distributors

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✓ Non-Authorised
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13,393 pcs
13393 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
1,900 pcs
1900 pcs On Request 1 On Request On Request On Request On Request On Request

LMR33630AQRNXTQ1 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Current
Frequency
Function
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Type
Output Voltage
Resistance
Supplier Device Package
Synchronous Rectifier
Tape & Reel
Topology
Voltage

LMR33630AQRNXTQ1 Description

Short technical summary and product information.

The Texas Instruments LMR33630AQRNXTQ1 is an AEC-Q100 qualified synchronous step-down (buck) voltage converter designed for automotive applications. It operates with an input voltage range of 3.8 V to 36 V and provides an adjustable output voltage from 1 V to 24 V, capable of delivering up to 3 A of current.

 

This device utilizes peak-current-mode control and features integrated compensation, low EMI, and switching noise. It offers high power conversion efficiency, exceeding 95% at full load, with low quiescent currents in both shutdown (5 µA) and operating (25 µA) modes. The converter includes 75-mΩ/50-mΩ integrated power MOSFETs and a short minimum on-time of 68 ns, supporting switching frequencies of 400 kHz, 1.4 MHz, or 2.1 MHz.

 

Packaged in a 12-VQFN-HR (3x2) surface-mount package, the LMR33630AQRNXTQ1 is suitable for rugged automotive environments. Its operating temperature range is -40°C to 125°C (TA). The converter is functional safety-capable, with documentation available to aid in functional safety system design.

LMR33630AQRNXTQ1 Quick Information

Product Type: Voltage Regulator
Series: LMR33630-Q1
Canonical Name: LMR33630-Q1 Synchronous Step-Down Voltage Converter
Subcategory: Step-Down Voltage Converters

LMR33630AQRNXTQ1 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

LMR33630AQRNXTQ1 Estimated Pricing

Qty Low High
1+ $1.71 $1.71

Estimated market price range - modelled values for guidance only, not live distributor offers.

LMR33630AQRNXTQ1 Features

  • AEC-Q100 qualified for automotive applications.
  • Wide 3.8-V to 36-V input voltage range.
  • 3-A output current capability.
  • Adjustable output voltage from 1 V to 24 V.
  • High peak efficiency greater than 95%.

LMR33630AQRNXTQ1 Applications

  • Suitable for automotive power systems.
  • Used in rugged electronic applications.
  • Enables efficient DC/DC conversion.
  • Supports adjustable voltage regulation needs.

LMR33630AQRNXTQ1 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the LMR33630AQRNXTQ1?

The input voltage range is 3.8V minimum to 36V maximum.

What is the output voltage range?

The output voltage is adjustable from 1V to 24V.

What is the operating temperature range?

The operating temperature range is -40°C to 125°C.

What is the switching frequency of this buck converter?

The switching frequency is 400 kHz typical and can be set up to 2.1 MHz maximum.

What is the peak efficiency of the LMR33630AQRNXTQ1?

The peak efficiency is greater than 95%.

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