Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
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UC3843BD1R2G

DigiKey Part Number
UC3843BD1R2GOSTR-ND - Tape & Reel (TR)
UC3843BD1R2GOSCT-ND - Cut Tape (CT)
UC3843BD1R2GOSDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
UC3843BD1R2G
Description
IC REG CTRLR FLYBACK 8SOIC
Manufacturer Standard Lead Time
27 Weeks
Customer Reference
Detailed Description
Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
Datasheet
 Datasheet
EDA/CAD Models
UC3843BD1R2G Models
Product Attributes
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Category
Frequency - Switching
Up to 500kHz
Manufacturer
onsemi
Duty Cycle (Max)
96%
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Synchronous Rectifier
No
Part Status
Active
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
8-SOIC (0.154", 3.90mm Width)
Number of Outputs
1
Supplier Device Package
8-SOIC
Output Phases
1
Base Product Number
Voltage - Supply (Vcc/Vdd)
7.6V ~ 30V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (13)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
UC3842D8Rochester Electronics, LLC3,7622156-UC3842D8-TI-ND₩1,816.20968Direct
UC3843BD1STMicroelectronics886497-15689-5-ND₩2,654.00000Direct
UC3843D8Rochester Electronics, LLC14,8772156-UC3843D8-ND₩3,013.00000Direct
UC3843D8TRTexas Instruments11,294296-46260-1-ND₩1,826.00000Direct
UC1842AMDREPTexas Instruments2,317296-18181-2-ND₩8,600.73077Upgrade
In-Stock: 8,541
Check for Additional Incoming Stock
All prices are in KRW
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1₩1,046.00000₩1,046
10₩736.80000₩7,368
25₩660.64000₩16,516
100₩577.27000₩57,727
250₩537.43600₩134,359
500₩513.36400₩256,682
1,000₩493.57000₩493,570
* All Digi-Reel orders will add a ₩8,000 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500₩458.90200₩1,147,255
5,000₩446.67600₩2,233,380
Manufacturers Standard Package