UC3844DTR
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- Mfr.Part #
- UC3844DTR
- Manufacturer
- Texas Instruments
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR PWM CM 14-SOIC
- Stock
- 3,334
- In Stock ：
- 3,334
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Fall Time (Typ) :
- 50 ns
- Max Duty Cycle :
- 50 %
- Base Part Number :
- UC3844
- Factory Lead Time :
- 6 Weeks
- Height :
- 1.75mm
- Length :
- 8.65mm
- Output Configuration :
- Positive
- Weight :
- 122.413241mg
- Control Technique :
- PULSE WIDTH MODULATION
- Pbfree Code :
- yes
- Terminal Form :
- Gull wing
- Packaging :
- Tape and Reel (TR)
- Lead Free :
- Lead Free
- Frequency - Switching :
- Up to 500kHz
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Duty Cycle (Max) :
- 48%
- RoHS Status :
- ROHS3 Compliant
- Number of Terminations :
- 14
- Supply Current-Max (Isup) :
- 25mA
- Control Features :
- Frequency Control
- Number of Pins :
- 14
- Output Type :
- Transistor Driver
- Mounting Type :
- Surface Mount
- Surface Mount :
- yes
- Lifecycle Status :
- ACTIVE (Last Updated: 1 week ago)
- Input Voltage-Nom :
- 15V
- Voltage - Supply (Vcc/Vdd) :
- 12V~28V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- JESD-609 Code :
- e4
- Number of Outputs :
- 1
- Peak Reflow Temperature (Cel) :
- 260
- Output Voltage :
- 13.5V
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Thickness :
- 1.58mm
- Output Current :
- 200mA
- Nominal Input Voltage :
- 25V
- ECCN Code :
- EAR99
- Rise Time :
- 50ns
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Frequency :
- 450kHz
- Synchronous Rectifier :
- No
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Operating Temperature :
- 0°C~70°C TA
- Control Mode :
- CURRENT-MODE
- Terminal Position :
- Dual
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Width :
- 3.91mm
- Datasheets
- UC3844DTR
DC DC Switching Controllers Texas Instruments UC3844DTR Overview
The Texas Instruments UC3844DTR is a cutting-edge PWM control integrated circuit from the renowned manufacturer's DC DC Switching Controllers product line. This device is meticulously designed to offer exceptional performance in managing and controlling DC-DC switching power supplies. Featuring a high-performance PWM controller, the UC3844DTR ensures stable and efficient operation, making it an essential component for high-demand applications. Its robust design and reliable output make it a preferred choice for engineers and designers looking to enhance system efficiency and durability.
UC3844DTR Features
The UC3844DTR is equipped with a range of features that optimize its functionality and efficiency in various applications. Key features include a wide operating range, programmable switching frequencies, and enhanced circuit protection mechanisms. These features collectively help in achieving low power dissipation and improved energy efficiency, which are critical in modern electronic applications.
UC3844DTR Applications
- Power Supplies: Utilized in designing both isolated and non-isolated power supplies, where it enhances efficiency and reliability.
- LED Drivers: Acts as a control element in LED drivers to provide stable current for consistent illumination without flickering.
- Battery Chargers: Employed in battery charging systems to regulate the power flow, ensuring safe and efficient charging cycles.
- DC-DC Converters: Essential in DC-DC conversion systems, the UC3844DTR improves conversion efficiency while minimizing energy loss.
- Telecommunications Equipment: Provides reliable power management solutions in telecommunications infrastructure, supporting enhanced operational reliability.
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