UC3845BNG is out of stock and can be placed on backorder.
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Microchip Technology
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Unit Price: $0.00000
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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.
Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-PDIP
8-DIP_626-05

UC3845BNG

DigiKey Part Number
UC3845BNGOS-ND
Manufacturer
Manufacturer Product Number
UC3845BNG
Description
IC REG CTRLR BOOST/FLYBACK 8DIP
Manufacturer Standard Lead Time
18 Weeks
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
UC3845BNG 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
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
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 (3)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
SG3845MMicrochip Technology0SG3845M-ND$0.00000Similar
TL3845BPTexas Instruments0296-34303-5-ND$0.66000Similar
UC3845BNSTMicroelectronics0497-14808-5-ND$0.90000Similar
In-Stock: 0
50 estimated in stock on 16-Nov-2026
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All prices are in USD
Tube
QuantityUnit PriceExt Price
1$1.18000$1.18
10$0.85000$8.50
50$0.71900$35.95
100$0.67840$67.84
250$0.63568$158.92
500$0.60992$304.96
1,000$0.58869$588.69
2,500$0.56630$1,415.75
5,000$0.55280$2,764.00
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.