Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
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UC3843BD1G

DigiKey Part Number
UC3843BD1GOS-ND
Manufacturer
onsemi
Manufacturer Product Number
UC3843BD1G
Description
IC REG CTRLR FLYBACK 8SOIC
Manufacturer Standard Lead Time
17 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
UC3843BD1G Models
Product Attributes
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Category
Frequency - Switching
Up to 500kHz
Manufacturer
onsemi
Duty Cycle (Max)
96%
Packaging
Tube
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 (17)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
UC3842AD8TRTexas Instruments5,525296-41791-1-ND₹90.39000Direct
UC3842D8Rochester Electronics, LLC3,7622156-UC3842D8-TI-ND₹112.75504Direct
UC3842D8TRTexas Instruments18,056296-47906-1-ND₹114.62000Direct
UC3843BD1STMicroelectronics10,898497-15689-5-ND₹158.42000Direct
UC3843D8Rochester Electronics, LLC14,8822156-UC3843D8-ND₹152.83000Direct
In-Stock: 1,291
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All prices are in INR
Tube
QuantityUnit PriceExt Price
1₹62.43000₹62.43
10₹43.98400₹439.84
98₹34.51684₹3,382.65
196₹32.65791₹6,400.95
294₹31.72446₹9,326.99
588₹30.35993₹17,851.64
1,078₹29.36482₹31,655.28
2,548₹28.21473₹71,891.13
5,096₹27.47030₹1,39,988.65
Manufacturers Standard Package
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.