UC3843ADTR 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.

UC3843ADTR

DigiKey Part Number
296-41792-2-ND - Tape & Reel (TR)
296-41792-1-ND - Cut Tape (CT)
296-41792-6-ND - Digi-Reel®
Manufacturer
Manufacturer Part Number
UC3843ADTR
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
UC3843ADTR 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
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
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
2,500 estimated in stock on 30-Nov-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.99000$0.99
10$0.70900$7.09
25$0.63960$15.99
100$0.56300$56.30
250$0.52644$131.61
500$0.50444$252.22
1,000$0.48960$489.60
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500$0.45727$1,143.17
5,000$0.44594$2,229.70
7,500$0.44027$3,302.03
12,500$0.43399$5,424.88
17,500$0.43032$7,530.60
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.