UC3843DG4
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- Mfr.Part #
- UC3843DG4
- Manufacturer
- Texas Instruments
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR MULT TOP 14SOIC
- Stock
- 44,745
- In Stock ：
- 44,745
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Max Output Current :
- 1A
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Number of Pins :
- 14
- Input Voltage-Nom :
- 15V
- Thickness :
- 1.58mm
- Output Type :
- Transistor Driver
- Output Voltage :
- 13.5V
- Fall Time (Typ) :
- 50 ns
- Input Offset Voltage (Vos) :
- 0V
- Width :
- 3.91mm
- Number of Terminations :
- 14
- Height :
- 1.75mm
- Lead Free :
- Lead Free
- REACH SVHC :
- No SVHC
- Nominal Input Voltage :
- 25V
- Length :
- 8.65mm
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Factory Lead Time :
- 6 Weeks
- Peak Reflow Temperature (Cel) :
- 260
- Output Configuration :
- Positive
- Mounting Type :
- Surface Mount
- Pbfree Code :
- yes
- Supply Current-Max (Isup) :
- 25mA
- Synchronous Rectifier :
- No
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Lifecycle Status :
- ACTIVE (Last Updated: 1 week ago)
- Base Part Number :
- UC3843
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Frequency :
- 500kHz
- Termination :
- SMD/SMT
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Rise Time :
- 50ns
- Number of Outputs :
- 1
- Input Current :
- 11mA
- Surface Mount :
- yes
- Operating Temperature :
- 0°C~70°C TA
- Frequency - Switching :
- Up to 500kHz
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Voltage - Supply (Vcc/Vdd) :
- 12V~28V
- Terminal Position :
- Dual
- Control Features :
- Frequency Control
- Control Technique :
- PULSE WIDTH MODULATION
- Max Duty Cycle :
- 100 %
- RoHS Status :
- ROHS3 Compliant
- Duty Cycle (Max) :
- 97%
- Output Current :
- 200mA
- Control Mode :
- CURRENT-MODE
- Power Dissipation :
- 725mW
- Max Power Dissipation :
- 725mW
- Max Input Voltage :
- 25V
- JESD-609 Code :
- e4
- Terminal Form :
- Gull wing
- Packaging :
- Tube
- ECCN Code :
- EAR99
- Weight :
- 122.413241mg
- Datasheets
- UC3843DG4
DC DC Switching Controllers Texas Instruments UC3843DG4 Overview
The UC3843DG4 from Texas Instruments stands out in the marketplace of DC DC Switching Controllers due to its advanced engineering and reliability. Engineered to facilitate efficient power management in complex circuits, this controller integrates multiple control features into a compact 14SOIC package, making it an ideal choice for high-performance applications that require precise voltage regulation and switching control. Its robust design ensures stability and enhances the operational efficiency of power supply systems. The DC DC Switching Controllers Texas Instruments UC3843DG4 is essential for developers looking to optimize their power solutions with a dependable and versatile controller.
UC3843DG4 Features
The UC3843DG4 offers a variety of features that make it highly effective for managing power requirements in electronic devices. Key features include a wide operating voltage range, high-frequency operation, and improved line regulation. Additionally, it supports various modes of operation like burst mode for improved efficiency at light loads, enhancing its utility in energy-sensitive applications. This IC also boasts built-in thermal shutdown and current limiting functionalities, safeguarding the device and associated components from potential damage due to overheating or excessive current.
UC3843DG4 Applications
- Power Supplies: Utilized in designing switch-mode power supplies (SMPS), where it controls and stabilizes output voltage and current, ensuring reliable performance under varying load conditions.
- LED Drivers: Can be used to efficiently manage the power supplied to LED arrays, ensuring consistent illumination and prolonging the lifespan of the lighting system.
- Battery Chargers: Ideal for applications in battery management systems where it modulates the charging rate to enhance battery life and efficiency.
- Consumer Electronics: Applies its voltage regulation capabilities to ensure stable power in devices like personal computers and televisions, protecting sensitive components and promoting energy efficiency.
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