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
- Factory Lead Time :
- 6 Weeks
- Synchronous Rectifier :
- No
- Control Technique :
- PULSE WIDTH MODULATION
- JESD-609 Code :
- e4
- Terminal Form :
- Gull wing
- Output Current :
- 200mA
- Control Mode :
- CURRENT-MODE
- Number of Outputs :
- 1
- Operating Temperature :
- 0°C~70°C TA
- Duty Cycle (Max) :
- 97%
- Termination :
- SMD/SMT
- Lifecycle Status :
- ACTIVE (Last Updated: 1 week ago)
- Weight :
- 122.413241mg
- Nominal Input Voltage :
- 25V
- Number of Terminations :
- 14
- Power Dissipation :
- 725mW
- Control Features :
- Frequency Control
- Width :
- 3.91mm
- Output Voltage :
- 13.5V
- Input Current :
- 11mA
- Peak Reflow Temperature (Cel) :
- 260
- Supply Current-Max (Isup) :
- 25mA
- REACH SVHC :
- No SVHC
- ECCN Code :
- EAR99
- Frequency - Switching :
- Up to 500kHz
- Fall Time (Typ) :
- 50 ns
- Voltage - Supply (Vcc/Vdd) :
- 12V~28V
- Lead Free :
- Lead Free
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Frequency :
- 500kHz
- Pbfree Code :
- yes
- Terminal Position :
- Dual
- Number of Pins :
- 14
- Max Power Dissipation :
- 725mW
- Base Part Number :
- UC3843
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Mounting Type :
- Surface Mount
- Packaging :
- Tube
- Output Configuration :
- Positive
- Input Voltage-Nom :
- 15V
- Output Type :
- Transistor Driver
- Length :
- 8.65mm
- RoHS Status :
- ROHS3 Compliant
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Input Offset Voltage (Vos) :
- 0V
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Rise Time :
- 50ns
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Surface Mount :
- yes
- Height :
- 1.75mm
- Max Duty Cycle :
- 100 %
- Max Input Voltage :
- 25V
- Max Output Current :
- 1A
- Thickness :
- 1.58mm
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- 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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