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 Instruments787296-11620-5-ND$3.17000Direct
TL2844PRochester Electronics, LLC1,7702156-TL2844P-ND$2.42000Upgrade
UC2844ANTexas Instruments1,238296-11183-5-ND$2.72000Upgrade
UC2844NTexas Instruments482296-27145-5-ND$2.10000Upgrade
UC2845ANTexas Instruments479296-11187-5-ND$2.43000Upgrade
In-Stock: 1,218
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Tube
QuantityUnit PriceExt Price
1$1.53000$1.53
10$1.10400$11.04
50$0.93100$46.55
100$0.87770$87.77
250$0.82132$205.33
500$0.78738$393.69
1,000$0.75942$759.42
2,500$0.72991$1,824.77
5,000$0.71213$3,560.65
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.
Unit Price without GST:$1.53000
Unit Price with GST:$1.68300