UC3843AD is out of stock and can be placed on backorder.
Available Substitutes:

Direct


onsemi
In Stock: 0
Unit Price: $1.42000
Datasheet

Upgrade


onsemi
In Stock: 2,063
Unit Price: $1.30000
Datasheet
Regulator Output DC-DC Controller IC 14-SOIC
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

UC3843AD

DigiKey Part Number
296-11283-5-ND
Manufacturer
Manufacturer Part Number
UC3843AD
Description
IC REG CTRLR MULT TOP 14SOIC
Manufacturer Standard Lead Time
6 Weeks
Customer Reference
Detailed Description
Regulator Output DC-DC Controller IC 14-SOIC
Datasheet
 Datasheet
EDA/CAD Models
UC3843AD Models
Product Attributes
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Category
Operating Temperature
0°C ~ 70°C (TA)
Manufacturer
Texas Instruments
Mounting Type
Surface Mount
Series
Package / Case
14-SOIC (0.154", 3.90mm Width)
Packaging
Tube
Supplier Device Package
14-SOIC
Part Status
Active
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (2)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
UC3842BDR2Gonsemi0488-UC3842BDR2GTR-ND$1.42000Direct
NCV3843BVDR2Gonsemi2,063488-NCV3843BVDR2GTR-ND$1.30000Upgrade
In-Stock: 0
50 estimated in stock on 30-Nov-2026
Request Stock Notification
All prices are in USD
Tube
QuantityUnit PriceExt Price
1$1.42000$1.42
10$1.03800$10.38
50$0.88260$44.13
100$0.83460$83.46
250$0.78388$195.97
500$0.75332$376.66
1,000$0.72816$728.16
2,500$0.70160$1,754.00
5,000$0.68559$3,427.95
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.