UC3843BVN
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- Mfr.Part #
- UC3843BVN
- Manufacturer
- onsemi
- Package / Case
- 8-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC REG CTRLR FLYBACK 8DIP
- Stock
- 2,332
- In Stock ：
- 2,332
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- Manufacturer :
- onsemi
- Product Category :
- DC DC Switching Controllers
- Mounting Type :
- Through Hole
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Frequency :
- 52kHz
- Function :
- Step-Up, Step-Up/Step-Down
- Length :
- 10.16mm
- Frequency - Switching :
- Up to 500kHz
- Published :
- 1999
- Package / Case :
- 8-DIP (0.300, 7.62mm)
- Control Technique :
- PULSE WIDTH MODULATION
- Control Features :
- Frequency Control
- Lead Free :
- Lead Free
- Height :
- 3.44mm
- Terminal Position :
- Dual
- Packaging :
- Tube
- Number of Outputs :
- 1
- Rise Time :
- 50ns
- Fall Time (Typ) :
- 50 ns
- Nominal Input Voltage :
- 30V
- JESD-609 Code :
- e3
- Control Mode :
- CURRENT-MODE
- ECCN Code :
- EAR99
- RoHS Status :
- ROHS3 Compliant
- Operating Temperature :
- -40°C~105°C TA
- Voltage - Supply (Vcc/Vdd) :
- 7.6V~30V
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Output Configuration :
- Positive
- Mount :
- Through Hole
- Width :
- 6.6mm
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Synchronous Rectifier :
- No
- Number of Terminations :
- 8
- Max Supply Current :
- 17mA
- Terminal Pitch :
- 2.54mm
- Topology :
- Boost, Flyback
- Number of Pins :
- 8
- Factory Lead Time :
- 2 Weeks
- Output Type :
- Transistor Driver
- Output Current :
- 200mA
- Terminal Finish :
- Tin (Sn)
- Switcher Configuration :
- Single
- Output Voltage :
- 5.1V
- Pbfree Code :
- yes
- Max Duty Cycle :
- 96 %
- Input Voltage-Nom :
- 15V
- Base Part Number :
- UC384*B
- Peak Reflow Temperature (Cel) :
- 260
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Halogen Free :
- Halogen Free
- Datasheets
- UC3843BVN
DC DC Switching Controllers onsemi UC3843BVN Overview
The UC3843BVN from onsemi is a high-performance integrated circuit designed specifically for efficient control of flyback converters. This product, belonging to the robust family of DC DC Switching Controllers, excels in managing and optimizing power conversion within electronic circuits. It is housed in an 8DIP package, ensuring compatibility with a wide range of electronic assemblies. The UC3843BVN integrates advanced features that facilitate stable and reliable power supply, making it a prime choice for developers seeking to enhance system performance while maintaining energy efficiency. Employing the DC DC Switching Controllers onsemi UC3843BVN in your designs ensures that your applications not only meet but exceed the stringent requirements of modern electronic devices.
UC3843BVN Features
The UC3843BVN boasts a comprehensive suite of features designed to optimize power management efficiency. Key features include a wide input voltage range, which allows for flexible implementation across various systems without the need for additional components. Its enhanced duty cycle capabilities provide superior performance in extreme conditions. The controller also includes protective features such as over-current protection, thermal shutdown, and under-voltage lockout, which collectively ensure the longevity and reliability of both the controller and the application it powers.
UC3843BVN Applications
- Power Supplies: Utilized in the regulation and control of power supply units, ensuring efficient and stable output under varying load conditions.
- LED Lighting: Drives LED lighting systems by providing precise control over power delivery, maximizing efficiency and lifespan of the lighting elements.
- Consumer Electronics: Integral in managing power within consumer electronic products such as gaming consoles and home appliances, enhancing performance and energy efficiency.
- Telecommunication Equipment: Ensures reliable power management in telecommunication devices, crucial for maintaining performance stability and operational reliability.
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