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-ND25,03000 KčDirect
UC3842ADTexas Instruments1 319296-11278-5-ND35,87000 KčDirect
UC3842ADTRTexas Instruments13 352296-UC3842ADCT-ND26,28000 KčDirect
UC3842DRochester Electronics, LLC30 2772156-UC3842D-TI-ND40,25000 KčDirect
UC3842DTRTexas Instruments5 967296-UC3842DTRCT-ND30,24000 KčDirect
In-Stock: 2 441
Check for Additional Incoming Stock
All prices are in CZK
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
115,02000 Kč15,02 Kč
1010,72000 Kč107,20 Kč
259,62680 Kč240,67 Kč
1008,42560 Kč842,56 Kč
2507,85084 Kč1 962,71 Kč
5007,50464 Kč3 752,32 Kč
1 0007,21934 Kč7 219,34 Kč
* All Digi-Reel orders will add a 167,00 Kč reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2 5006,71697 Kč16 792,42 Kč
5 0006,54079 Kč32 703,95 Kč
Manufacturers Standard Package
Unit Price without VAT:15,02000 Kč
Unit Price with VAT:18,17420 Kč