LMQ66430MC3RXBRQ1 is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


Texas Instruments
In Stock: 0
Unit Price: $11.45172
Datasheet

Parametric Equivalent


Texas Instruments
In Stock: 0
Unit Price: $11.45172
Datasheet
Buck Switching Regulator IC Positive Adjustable (Fixed) 1V (3.3V) 1 Output 3A 14-PowerTFQFN
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

LMQ66430MC3RXBRQ1

DigiKey Part Number
296-LMQ66430MC3RXBRQ1TR-ND - Tape & Reel (TR)
296-LMQ66430MC3RXBRQ1CT-ND - Cut Tape (CT)
296-LMQ66430MC3RXBRQ1DKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LMQ66430MC3RXBRQ1
Description
IC REG BUCK ADJ/1V 3A 14VQFN
Manufacturer Standard Lead Time
12 Weeks
Customer Reference
Detailed Description
Buck Switching Regulator IC Positive Adjustable (Fixed) 1V (3.3V) 1 Output 3A 14-PowerTFQFN
Datasheet
 Datasheet
EDA/CAD Models
LMQ66430MC3RXBRQ1 Models
Product Attributes
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Category
Voltage - Output (Max)
18V
Mfr
Current - Output
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Frequency - Switching
200kHz ~ 2.2MHz
Part Status
Active
Synchronous Rectifier
Yes
Function
Step-Down
Operating Temperature
-40°C ~ 150°C (TJ)
Output Configuration
Positive
Grade
Automotive
Topology
Qualification
AEC-Q100
Output Type
Mounting Type
Surface Mount, Wettable Flank
Number of Outputs
1
Package / Case
Voltage - Input (Min)
3V
Supplier Device Package
14-VQFN (2.6x2.6)
Voltage - Input (Max)
36V
Base Product Number
Voltage - Output (Min/Fixed)
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (2)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
LMR66430MB3RXBRNEPTexas Instruments0296-LMR66430MB3RXBRNEPTR-ND$11.45172Parametric Equivalent
LMR66430R3RXBRNEPTexas Instruments0296-LMR66430R3RXBRNEPTR-ND$11.45172Parametric Equivalent
In-Stock: 0
3,000 estimated in stock on 07-Dec-2026
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All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$4.07000$4.07
10$3.07900$30.79
25$2.83080$70.77
100$2.55840$255.84
250$2.42844$607.11
500$2.35014$1,175.07
1,000$2.28568$2,285.68
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$2.20607$6,618.21