UC3845N is Obsolete and no longer manufactured.
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Microchip Technology
In Stock: 1.597
Unit Price: 1,46000 €
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Texas Instruments
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Unit Price: 1,35000 €
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STMicroelectronics
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Unit Price: 0,89000 €
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Texas Instruments
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Unit Price: 1,66000 €
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Texas Instruments
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STMicroelectronics
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Texas Instruments
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Microchip Technology
In Stock: 4.622
Unit Price: 3,60000 €
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Rochester Electronics, LLC
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Unit Price: 1,41000 €
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Texas Instruments
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STMicroelectronics
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Texas Instruments
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STMicroelectronics
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Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-PDIP
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

UC3845N

DigiKey Part Number
UC3845NOS-ND
Manufacturer
Manufacturer Product Number
UC3845N
Description
IC REG CTRLR BOOST/FLYBACK 8DIP
Customer Reference
Detailed Description
Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-PDIP
Datasheet
 Datasheet
EDA/CAD Models
UC3845N Models
Product Attributes
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Category
Frequency - Switching
Up to 500kHz
Manufacturer
onsemi
Duty Cycle (Max)
48%
Packaging
Tube
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
Through Hole
Topology
Boost, Flyback
Package / Case
8-DIP (0.300", 7.62mm)
Number of Outputs
1
Supplier Device Package
8-PDIP
Output Phases
1
Base Product Number
Voltage - Supply (Vcc/Vdd)
7.6V ~ 30V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (18)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
UC3844AMMicrochip Technology1.597UC3844AM-ND1,46000 €Direct
UC3844ANTexas Instruments972296-11291-5-ND1,35000 €Direct
UC3844BNSTMicroelectronics3.506497-UC3844BN-ND0,89000 €Direct
UC3844NTexas Instruments1.406296-11294-5-ND1,66000 €Direct
UC3845ANTexas Instruments1.167296-11297-5-ND1,35000 €Direct
Obsolete
This product is no longer manufactured. View Substitutes