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
16 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 (43)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
UC3842AD8Texas Instruments23296-11279-5-ND$1.77000Direct
UC3842AD8TRTexas Instruments5,787296-41791-1-ND$1.49000Direct
UC3842AD8TRG4Texas Instruments2,500UC3842AD8TRG4-ND$0.69857Direct
UC3842BD1013TRSTMicroelectronics1,773497-6139-1-ND$1.52000Direct
UC3842D8TRTexas Instruments2,556296-47906-1-ND$1.89000Direct
In-Stock: 9,071
Check for Additional Incoming Stock
All prices are in CAD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$1.03000$1.03
10$0.72700$7.27
25$0.65160$16.29
100$0.56950$56.95
250$0.53020$132.55
500$0.50646$253.23
1,000$0.48694$486.94
* All Digi-Reel orders will add a $9.50 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500$0.45274$1,131.85
5,000$0.44068$2,203.40
Manufacturers Standard Package