UC2845DTR
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- Mfr.Part #
- UC2845DTR
- Manufacturer
- Texas Instruments
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR MULT TOP 14SOIC
- Stock
- 10
- In Stock ：
- 10
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Operating Temperature :
- -40°C~85°C TA
- Lead Free :
- Lead Free
- Input Voltage-Nom :
- 15V
- Switcher Configuration :
- Buck-Boost
- Supply Current-Max (Isup) :
- 25mA
- JESD-609 Code :
- e4
- Lifecycle Status :
- ACTIVE (Last Updated: 5 days ago)
- Control Technique :
- PULSE WIDTH MODULATION
- Terminal Position :
- Dual
- Terminal Form :
- Gull wing
- Duty Cycle (Max) :
- 48%
- Nominal Input Voltage :
- 25V
- Pbfree Code :
- yes
- Output Voltage :
- 13.5V
- Voltage - Supply (Vcc/Vdd) :
- 12V~28V
- ECCN Code :
- EAR99
- Number of Terminations :
- 14
- Function :
- Step-Up, Step-Up/Step-Down
- Frequency - Switching :
- 500kHz
- Mounting Type :
- Surface Mount
- Length :
- 8.65mm
- Packaging :
- Tape and Reel (TR)
- Peak Reflow Temperature (Cel) :
- 260
- Frequency :
- 450kHz
- Base Part Number :
- UC2845
- Topology :
- Boost, Flyback, Forward Converter
- Fall Time (Typ) :
- 50 ns
- Factory Lead Time :
- 6 Weeks
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Output Configuration :
- Positive, Isolation Capable
- Max Duty Cycle :
- 50 %
- Rise Time :
- 50ns
- Thickness :
- 1.58mm
- RoHS Status :
- ROHS3 Compliant
- Number of Outputs :
- 1
- Width :
- 3.91mm
- Height :
- 1.75mm
- Control Features :
- Frequency Control
- Weight :
- 122.413241mg
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Control Mode :
- CURRENT-MODE
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Output Type :
- Transistor Driver
- Number of Pins :
- 14
- Output Current :
- 200mA
- Mount :
- Surface Mount
- Synchronous Rectifier :
- No
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Datasheets
- UC2845DTR
DC DC Switching Controllers Texas Instruments UC2845DTR Overview
The UC2845DTR from Texas Instruments is a robust DC DC Switching Controller designed for high-performance power conversion applications. This integrated circuit is engineered to manage and control multiple topologies within power supply systems efficiently. Its flexibility and reliability make it a prime choice for designers looking to optimize their power management solutions. The UC2845DTR operates with an enhanced feature set that supports a broad range of input voltages and is tailored to facilitate stable and efficient power distribution, crucial for sustaining the demands of modern electronic devices. By integrating this controller, manufacturers can achieve more efficient, scalable, and cost-effective designs, making it an essential component in power supply development.
UC2845DTR Features
The UC2845DTR boasts several key features that enhance its utility in power control applications. These include programmable output control, under-voltage lockout for safe operation, and a wide operating frequency range which allows for flexibility in design specifications. Additionally, its capability to drive a 1A totem-pole output makes it robust enough to handle substantial loads. The integration of thermal shutdown features also ensures the longevity and reliability of the controller under various operating conditions.
UC2845DTR Applications
- Power Supplies: Utilized in both isolated and non-isolated configurations, the UC2845DTR regulates and controls voltage levels efficiently, ensuring stable power delivery in server power supplies and telecom infrastructure.
- Battery Chargers: It applies precise control in battery management systems to optimize the charging cycles and improve the life and performance of batteries in electric vehicles and industrial equipment.
- LED Lighting: In LED lighting systems, the UC2845DTR provides efficient switching, helping to maintain consistent brightness and improving energy efficiency.
- Renewable Energy Systems: It is used to regulate and stabilize the output from renewable energy sources, such as solar panels and wind turbines, ensuring consistent power supply regardless of variable input conditions.
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