Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 14-SOIC
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UC3843BDR2G

DigiKey Part Number
UC3843BDR2GOSTR-ND - Tape & Reel (TR)
UC3843BDR2GOSCT-ND - Cut Tape (CT)
UC3843BDR2GOSDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
UC3843BDR2G
Description
IC REG CTRLR FLYBACK 14SOIC
Manufacturer Standard Lead Time
14 Weeks
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
UC3843BDR2G 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
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 (13)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
TL3843BDRochester Electronics, LLC6.4342156-TL3843BD-ND5,20000 leiDirect
UC3842ADTexas Instruments1.319296-11278-5-ND7,46000 leiDirect
UC3842ADTRTexas Instruments13.352296-UC3842ADCT-ND5,46000 leiDirect
UC3842DRochester Electronics, LLC30.2782156-UC3842D-TI-ND7,11000 leiDirect
UC3842DTRTexas Instruments5.967296-UC3842DTRCT-ND6,29000 leiDirect
In-Stock: 2.441
Check for Additional Incoming Stock
All prices are in RON
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
13,12000 lei3,12 lei
102,22800 lei22,28 lei
252,00120 lei50,03 lei
1001,75130 lei175,13 lei
2501,63188 lei407,97 lei
5001,55990 lei779,95 lei
1.0001,50060 lei1.500,60 lei
* All Digi-Reel orders will add a 29,00 lei reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2.5001,39618 lei3.490,45 lei
5.0001,35956 lei6.797,80 lei
Manufacturers Standard Package
Unit Price without VAT:3,12000 lei
Unit Price with VAT:3,77520 lei