UC3845DR2 is Obsolete and no longer manufactured.
Available Substitutes:

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Rochester Electronics, LLC
In Stock: 76.763
Unit Price: 1,47000 €
Datasheet

Direct


Texas Instruments
In Stock: 1.920
Unit Price: 1,31000 €
Datasheet

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Texas Instruments
In Stock: 307
Unit Price: 1,65000 €
Datasheet

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Texas Instruments
In Stock: 14.272
Unit Price: 1,24000 €
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Rochester Electronics, LLC
In Stock: 4.788
Unit Price: 1,03000 €
Datasheet

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Texas Instruments
In Stock: 107.393
Unit Price: 0,52000 €
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Texas Instruments
In Stock: 405
Unit Price: 1,40000 €
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Texas Instruments
In Stock: 0
Unit Price: 0,73000 €
Datasheet
Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 14-SOIC
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

UC3845DR2

DigiKey Part Number
UC3845DR2OSTR-ND - Tape & Reel (TR)
Manufacturer
Manufacturer Product Number
UC3845DR2
Description
IC REG CTRLR BOOST/FLYBK 14SOIC
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
UC3845DR2 Models
Product Attributes
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Category
Frequency - Switching
Up to 500kHz
Manufacturer
onsemi
Duty Cycle (Max)
48%
Packaging
Tape & Reel (TR)
Synchronous Rectifier
No
Part Status
Obsolete
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 (8)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
UC3845ADRochester Electronics, LLC76.7632156-UC3845AD-ND1,47000 €Direct
UC3845ADTRTexas Instruments1.920296-UC3845ADTRCT-ND1,31000 €Direct
UC3845DTexas Instruments307296-11298-5-ND1,65000 €Direct
UC3845DTRTexas Instruments14.272296-38314-1-ND1,24000 €Direct
TL3845BDRochester Electronics, LLC4.7882156-TL3845BD-ND1,03000 €Similar
Obsolete
This product is no longer manufactured. View Substitutes