UC3843BDG is Obsolete and no longer manufactured.
Available Substitutes:

Similar


onsemi
In Stock: 2 441
Unit Price: 0,61000 €
Datasheet

Direct


Rochester Electronics, LLC
In Stock: 6 434
Unit Price: 1,02000 €
Datasheet

Direct


Texas Instruments
In Stock: 1 319
Unit Price: 1,25000 €
Datasheet

Direct


Texas Instruments
In Stock: 13 352
Unit Price: 1,07000 €
Datasheet

Direct


Rochester Electronics, LLC
In Stock: 30 278
Unit Price: 1,39000 €
Datasheet

Direct


Texas Instruments
In Stock: 5 967
Unit Price: 1,05000 €
Datasheet

Direct


Rochester Electronics, LLC
In Stock: 2 496
Unit Price: 1,25000 €
Datasheet

Direct


Texas Instruments
In Stock: 381
Unit Price: 1,25000 €
Datasheet

Direct


Texas Instruments
In Stock: 9 831
Unit Price: 0,84000 €
Datasheet

Direct


Texas Instruments
In Stock: 112
Unit Price: 1,39000 €
Datasheet

Direct


Texas Instruments
In Stock: 12 270
Unit Price: 0,99000 €
Datasheet

Similar


Microchip Technology
In Stock: 323
Unit Price: 2,46000 €
Datasheet

Similar


Microchip Technology
In Stock: 0
Unit Price: 0,67992 €
Datasheet

Similar


Texas Instruments
In Stock: 1 855
Unit Price: 0,71000 €
Datasheet
Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 14-SOIC
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

UC3843BDG

DigiKey Part Number
UC3843BDGOS-ND
Manufacturer
Manufacturer Product Number
UC3843BDG
Description
IC REG CTRLR FLYBACK 14SOIC
Customer Reference
Detailed Description
Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 14-SOIC
Datasheet
 Datasheet
EDA/CAD Models
UC3843BDG Models
Product Attributes
Filter Similar Products
Show Empty Attributes
Category
Frequency - Switching
Up to 500kHz
Manufacturer
onsemi
Duty Cycle (Max)
96%
Packaging
Tube
Synchronous Rectifier
No
Part Status
Obsolete
Clock Sync
No
Output Type
Transistor Driver
Control Features
Frequency Control
Function
Step-Up, Step-Up/Step-Down
Operating Temperature
0°C ~ 70°C (TA)
Output Configuration
Positive, Isolation Capable
Mounting Type
Surface Mount
Topology
Boost, Flyback
Package / Case
14-SOIC (0.154", 3.90mm Width)
Number of Outputs
1
Supplier Device Package
14-SOIC
Output Phases
1
Base Product Number
Voltage - Supply (Vcc/Vdd)
7.6V ~ 30V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (16)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
UC3843BDR2Gonsemi2 441UC3843BDR2GOSCT-ND0,61000 €Similar
TL3843BDRochester Electronics, LLC6 4342156-TL3843BD-ND1,02000 €Direct
UC3842ADTexas Instruments1 319296-11278-5-ND1,25000 €Direct
UC3842ADTRTexas Instruments13 352296-UC3842ADCT-ND1,07000 €Direct
UC3842DRochester Electronics, LLC30 2782156-UC3842D-TI-ND1,39000 €Direct
Obsolete
Marketplace Stock: 8 360 View Now
This product is no longer manufactured. View Substitutes or Alternative Package Types

Other Suppliers on DigiKey

8 360In Stock
Ships from Rochester Electronics, LLC