UC3843DTR
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- Mfr.Part #
- UC3843DTR
- Manufacturer
- Texas Instruments
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR MULT TOP 14SOIC
- Stock
- 34
- In Stock ：
- 34
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Terminal Position :
- Dual
- Supply Current-Max (Isup) :
- 25mA
- Surface Mount :
- yes
- Output Type :
- Transistor Driver
- Voltage - Supply (Vcc/Vdd) :
- 12V~28V
- Control Features :
- Frequency Control
- Peak Reflow Temperature (Cel) :
- 260
- Duty Cycle (Max) :
- 97%
- Packaging :
- Tape and Reel (TR)
- Lifecycle Status :
- ACTIVE (Last Updated: 4 days ago)
- Fall Time (Typ) :
- 50 ns
- Number of Pins :
- 14
- Input Voltage-Nom :
- 15V
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Height :
- 1.75mm
- ECCN Code :
- EAR99
- Terminal Form :
- Gull wing
- RoHS Status :
- ROHS3 Compliant
- Output Current :
- 200mA
- Mounting Type :
- Surface Mount
- Number of Outputs :
- 1
- Frequency - Switching :
- Up to 500kHz
- Nominal Input Voltage :
- 25V
- Pbfree Code :
- yes
- Number of Terminations :
- 14
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Thickness :
- 1.58mm
- Control Mode :
- CURRENT-MODE
- Frequency :
- 450kHz
- JESD-609 Code :
- e4
- Lead Free :
- Lead Free
- Output Voltage :
- 13.5V
- Synchronous Rectifier :
- No
- Base Part Number :
- UC3843
- Width :
- 3.91mm
- Weight :
- 122.413241mg
- Max Duty Cycle :
- 100 %
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Rise Time :
- 50ns
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Operating Temperature :
- 0°C~70°C TA
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Control Technique :
- PULSE WIDTH MODULATION
- Length :
- 8.65mm
- Factory Lead Time :
- 6 Weeks
- Output Configuration :
- Positive
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Datasheets
- UC3843DTR
DC DC Switching Controllers Texas Instruments UC3843DTR Overview
The Texas Instruments UC3843DTR is a highly efficient DC DC Switching Controller, designed for superior performance in power management applications. This IC REG CTRLR MULT TOP 14SOIC is engineered by Texas Instruments, a leader in semiconductor innovation, ensuring reliability and functionality across various applications. The UC3843DTR is essential for developers seeking to implement robust, scalable power supply solutions in their systems. Its ability to drive cost efficiency while enhancing the overall system performance makes it a preferred choice for bulk purchasing by B2B customers.
UC3843DTR Features
The UC3843DTR boasts a range of features designed for versatile power management. It includes a programmable switching frequency up to 500 kHz, which allows for smaller sized components and reduces power loss. Enhanced line and load regulation ensures stable operation under varying conditions. Its low startup current and high efficiency are ideal for extending operational longevity in battery-driven devices. Additionally, built-in features such as current limiting and thermal shutdown provide essential protections against circuit anomalies.
UC3843DTR Applications
- Power Supplies: Utilized in switch-mode power supplies (SMPS), the UC3843DTR controls and regulates the power efficiently, ensuring stable output despite fluctuating input voltage.
- LED Lighting: It drives LED drivers for consistent lighting solutions, leveraging its ability to provide precise current control to enhance the life span and brightness of LEDs.
- Battery Chargers: This controller is integral in developing advanced battery charging systems, optimizing the charging curves and improving the efficiency of the charging process.
- Telecommunication Equipment: The UC3843DTR ensures reliable power management in telecommunication setups, critical for maintaining uninterrupted service and performance integrity.
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