Buck Switching Regulator IC Positive Adjustable (Fixed) 1V (5V) 1 Output 3A 14-PowerTFQFN
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LMQ66430R5RXBR

DigiKey Part Number
296-LMQ66430R5RXBRTR-ND - Tape & Reel (TR)
296-LMQ66430R5RXBRCT-ND - Cut Tape (CT)
296-LMQ66430R5RXBRDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LMQ66430R5RXBR
Description
IC REG BUCK ADJ/1V 3A 14VQFN
Manufacturer Standard Lead Time
6 Weeks
Customer Reference
Detailed Description
Buck Switching Regulator IC Positive Adjustable (Fixed) 1V (5V) 1 Output 3A 14-PowerTFQFN
Datasheet
 Datasheet
EDA/CAD Models
LMQ66430R5RXBR Models
Product Attributes
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Category
Voltage - Output (Min/Fixed)
Mfr
Voltage - Output (Max)
34.2V
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Current - Output
Part Status
Active
Frequency - Switching
200kHz ~ 2.2MHz
Function
Step-Down
Synchronous Rectifier
Yes
Output Configuration
Positive
Operating Temperature
-40°C ~ 125°C
Topology
Mounting Type
Surface Mount, Wettable Flank
Output Type
Package / Case
Number of Outputs
1
Supplier Device Package
14-VQFN (2.6x2.6)
Voltage - Input (Min)
3V
Base Product Number
Voltage - Input (Max)
36V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 0
3,000 estimated in stock on 06-Nov-2026
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All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$3.30000$3.30
10$2.48100$24.81
25$2.27520$56.88
100$2.04900$204.90
250$1.94112$485.28
500$1.87608$938.04
1,000$1.82255$1,822.55
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$1.75644$5,269.32
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