UC3844D is Obsolete and no longer manufactured.
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Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 14-SOP
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

UC3844D

DigiKey Part Number
UC3844DFS-ND
Manufacturer
Manufacturer Product Number
UC3844D
Description
IC REG CTRLR PWM CM 14-SOIC
Customer Reference
Detailed Description
Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 14-SOP
Datasheet
 Datasheet
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
Surface Mount
Topology
Boost, Flyback
Package / Case
14-SOIC (0.209", 5.30mm Width)
Number of Outputs
1
Supplier Device Package
14-SOP
Output Phases
1
Base Product Number
Voltage - Supply (Vcc/Vdd)
10V ~ 30V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (8)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
UC3844BVDR2Gonsemi4.499488-UC3844BVDR2GCT-ND0,62000 €Similar
TL3844BDRTexas Instruments10.000296-29924-1-ND0,50000 €Similar
TL3844DRochester Electronics, LLC3.8712156-TL3844D-ND0,97000 €Similar
TL3844DRTexas Instruments10.000296-29925-1-ND0,72000 €Similar
UC3844ADRochester Electronics, LLC29.6292156-UC3844AD-ND1,25000 €Similar
Obsolete
This product is no longer manufactured. View Substitutes or Alternative Package Types