LMR51420YDDCR is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


Texas Instruments
In Stock: 0
Unit Price: $1.32000
Datasheet
Buck Switching Regulator IC Positive Adjustable 0.6V 1 Output 2A SOT-23-6 Thin, TSOT-23-6
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

LMR51420YDDCR

DigiKey Part Number
296-LMR51420YDDCRTR-ND - Tape & Reel (TR)
296-LMR51420YDDCRCT-ND - Cut Tape (CT)
296-LMR51420YDDCRDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LMR51420YDDCR
Description
IC REG BUCK ADJ 2A SOT23
Manufacturer Standard Lead Time
6 Weeks
Customer Reference
Detailed Description
Buck Switching Regulator IC Positive Adjustable 0.6V 1 Output 2A SOT-23-6 Thin, TSOT-23-6
Datasheet
 Datasheet
EDA/CAD Models
LMR51420YDDCR Models
Product Attributes
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Category
Voltage - Input (Max)
36V
Mfr
Voltage - Output (Min/Fixed)
Series
Voltage - Output (Max)
34.2V
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Current - Output
Part Status
Active
Frequency - Switching
1.1MHz
Function
Step-Down
Synchronous Rectifier
Yes
Output Configuration
Positive
Operating Temperature
-40°C ~ 150°C (TJ)
Topology
Mounting Type
Surface Mount
Output Type
Package / Case
Number of Outputs
1
Supplier Device Package
SOT-23-THIN
Voltage - Input (Min)
4.5V
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
LMR51420YFDDCRTexas Instruments0296-LMR51420YFDDCRTR-ND$1.32000Parametric Equivalent
In-Stock: 0
3,000 estimated in stock on 26-Oct-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$1.28000$1.28
10$0.92900$9.29
25$0.84120$21.03
100$0.74450$74.45
250$0.69848$174.62
500$0.67072$335.36
1,000$0.64787$647.87
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.63824$1,914.72
6,000$0.62402$3,744.12
9,000$0.61689$5,552.01
15,000$0.60900$9,135.00