LMR33640ADDAR is out of stock and can be placed on backorder.
Available Substitutes:

Similar


Richtek USA Inc.
In Stock: 0
Unit Price: $2.96000
Datasheet

Similar


Richtek USA Inc.
In Stock: 0
Unit Price: $1.55000
Datasheet
Buck Switching Regulator IC Positive Adjustable 1V 1 Output 4A 8-PowerSOIC (0.154", 3.90mm Width)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

LMR33640ADDAR

DigiKey Part Number
296-LMR33640ADDARTR-ND - Tape & Reel (TR)
296-LMR33640ADDARCT-ND - Cut Tape (CT)
296-LMR33640ADDARDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
LMR33640ADDAR
Description
IC REG BUCK ADJ 4A 8SOPWR
Manufacturer Standard Lead Time
6 Weeks
Customer Reference
Detailed Description
Buck Switching Regulator IC Positive Adjustable 1V 1 Output 4A 8-PowerSOIC (0.154", 3.90mm Width)
Datasheet
 Datasheet
EDA/CAD Models
LMR33640ADDAR Models
Product Attributes
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Category
Voltage - Output (Min/Fixed)
Mfr
Voltage - Output (Max)
24V
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Current - Output
Part Status
Active
Frequency - Switching
400kHz
Function
Step-Down
Synchronous Rectifier
Yes
Output Configuration
Positive
Operating Temperature
-40°C ~ 125°C (TJ)
Topology
Mounting Type
Surface Mount
Output Type
Package / Case
Number of Outputs
1
Supplier Device Package
8-SO PowerPad
Voltage - Input (Min)
3.8V
Base Product Number
Voltage - Input (Max)
36V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (2)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
RT6268GSPRichtek USA Inc.01028-1400-2-ND$2.96000Similar
RT7272AGSPRichtek USA Inc.0RT7272AGSPTR-ND$1.55000Similar
In-Stock: 0
2,500 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$2.34000$2.34
10$1.73300$17.33
25$1.58200$39.55
100$1.41610$141.61
250$1.33696$334.24
500$1.28926$644.63
1,000$1.24998$1,249.98
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500$1.20853$3,021.33
5,000$1.18356$5,917.80
7,500$1.17105$8,782.88