Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-Mini DIP
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UC3845BN

DigiKey Part Number
497-14808-5-ND
Manufacturer
Manufacturer Product Number
UC3845BN
Description
IC REG CTRLR BOOST/FLYBACK 8DIP
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 8-Mini DIP
Datasheet
 Datasheet
EDA/CAD Models
UC3845BN Models
Product Attributes
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Category
Frequency - Switching
Up to 500kHz
Manufacturer
STMicroelectronics
Duty Cycle (Max)
48%
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
-40°C ~ 150°C (TJ)
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-Mini DIP
Output Phases
1
Base Product Number
Voltage - Supply (Vcc/Vdd)
7.6V ~ 30V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (7)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
UC3845NTexas Instruments1,777296-11620-5-ND฿2.99000Direct
TL2844PRochester Electronics, LLC1,7702156-TL2844P-ND฿2.69000Upgrade
UC2844ANTexas Instruments1,238296-11183-5-ND฿2.56000Upgrade
UC2844NTexas Instruments482296-27145-5-ND฿1.98000Upgrade
UC2845ANTexas Instruments479296-11187-5-ND฿2.29000Upgrade
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Tube
QuantityUnit PriceExt Price
1฿48.50000฿48.50
10฿35.36900฿353.69
50฿30.11860฿1,505.93
100฿28.48270฿2,848.27
250฿26.76020฿6,690.05
500฿25.72110฿12,860.55
1,000฿24.86533฿24,865.33
2,500฿23.96248฿59,906.20
5,000฿23.41836฿117,091.80
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.