UC3843BVD1
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- Mfr.Part #
- UC3843BVD1
- Manufacturer
- onsemi
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR FLYBACK 8SOIC
- Stock
- 448
- In Stock ：
- 448
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- Manufacturer :
- onsemi
- Product Category :
- DC DC Switching Controllers
- Width :
- 3.9mm
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Published :
- 2007
- Switcher Configuration :
- Single
- Surface Mount :
- yes
- Packaging :
- Tube
- Number of Outputs :
- 1
- Peak Reflow Temperature (Cel) :
- 240
- Synchronous Rectifier :
- No
- Output Configuration :
- Positive
- Topology :
- Boost, Flyback
- Operating Supply Voltage :
- 30V
- Base Part Number :
- UC384*B
- Rise Time :
- 50ns
- Fall Time (Typ) :
- 50 ns
- Number of Pins :
- 8
- Terminal Form :
- Gull wing
- Length :
- 4.9mm
- Input Voltage (Max) :
- 25V
- JESD-609 Code :
- e0
- Output Type :
- Transistor Driver
- Input Voltage-Nom :
- 15V
- Operating Temperature :
- -40°C~105°C TA
- Control Mode :
- CURRENT-MODE
- Output Voltage :
- 5.1V
- RoHS Status :
- Non-RoHS Compliant
- Max Frequency :
- 275kHz
- Voltage - Supply (Vcc/Vdd) :
- 7.6V~30V
- Max Duty Cycle :
- 96 %
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Terminal Position :
- Dual
- Lead Free :
- Contains Lead
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Number of Terminations :
- 8
- Control Features :
- Frequency Control
- Frequency - Switching :
- Up to 500kHz
- Output Current :
- 1A
- ECCN Code :
- EAR99
- Control Technique :
- PULSE WIDTH MODULATION
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Function :
- Step-Up, Step-Up/Step-Down
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Mounting Type :
- Surface Mount
- Datasheets
- UC3843BVD1
DC DC Switching Controllers onsemi UC3843BVD1 Overview
Dive into the realm of power regulation with the DC DC Switching Controllers onsemi UC3843BVD1, a pinnacle of precision and reliability. This integrated circuit is crafted by onsemi, a leading force in the semiconductor industry, to oversee and manage flyback conversion processes. The UC3843BVD1 is encapsulated in an 8SOIC package, which ensures a compact footprint while providing robust functionality. It's designed to cater to a wide range of voltage regulation scenarios, making it a go-to solution for engineers and procurement specialists looking to enhance power efficiency in their designs. With its solid make and high-performance metrics, this power regulator stands out as a foundational piece in modern electronics requiring meticulous power control.
UC3843BVD1 Features
The UC3843BVD1 boasts a suite of features that fortify its capacity to continuously deliver excellent performance. These include:
- High-frequency operation capability for improved power efficiency
- Extended duty cycle for a wide range of output voltages
- Enhanced line and load regulation to maintain stability under varying conditions
- Low start-up current to minimize inrush current impact
- Protection circuitry to prevent damage from over-voltages and under-voltages
UC3843BVD1 Applications
- Power Supplies:
Utilized in switch-mode power supplies (SMPS) to regulate voltage across varying loads while maintaining efficiency.
- DC-DC Converters:
Deploys its regulatory capabilities in DC-DC converters to stabilize and convert input voltages to the required output levels.
- Battery Chargers:
Integral in designing battery chargers that require precise control over charging rates and voltages.
- LED Lighting:
Employs its power control features to drive constant currents for LED lighting applications, optimizing energy consumption.
- Telecommunications Equipment:
The IC can be used to manage power within telecommunications devices, ensuring consistent operation and performance.
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