UC2845DTRG4
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- Mfr.Part #
- UC2845DTRG4
- Manufacturer
- Texas Instruments
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR MULT TOP 14SOIC
- Stock
- 2,810
- In Stock ：
- 2,810
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Max Duty Cycle :
- 50 %
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Number of Terminations :
- 14
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- ECCN Code :
- EAR99
- Synchronous Rectifier :
- No
- Control Features :
- Frequency Control
- Rise Time :
- 50ns
- Operating Temperature :
- -40°C~85°C TA
- Function :
- Step-Up, Step-Up/Step-Down
- Length :
- 8.65mm
- Fall Time (Typ) :
- 50 ns
- Packaging :
- Tape and Reel (TR)
- Width :
- 3.91mm
- Number of Pins :
- 14
- Factory Lead Time :
- 6 Weeks
- Number of Outputs :
- 1
- Supply Current-Max (Isup) :
- 25mA
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Duty Cycle (Max) :
- 48%
- Peak Reflow Temperature (Cel) :
- 260
- Frequency :
- 450kHz
- Terminal Form :
- Gull wing
- Control Mode :
- CURRENT-MODE
- Surface Mount :
- yes
- JESD-609 Code :
- e4
- Control Technique :
- PULSE WIDTH MODULATION
- Topology :
- Boost, Flyback, Forward Converter
- Height :
- 1.75mm
- Output Configuration :
- Positive, Isolation Capable
- Terminal Position :
- Dual
- Voltage - Supply (Vcc/Vdd) :
- 12V~28V
- Base Part Number :
- UC2845
- Lead Free :
- Lead Free
- Frequency - Switching :
- 500kHz
- Input Voltage-Nom :
- 15V
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Lifecycle Status :
- ACTIVE (Last Updated: 4 days ago)
- Switcher Configuration :
- Buck-Boost
- Output Current :
- 200mA
- Thickness :
- 1.58mm
- Output Type :
- Transistor Driver
- Weight :
- 122.413241mg
- Output Voltage :
- 13.5V
- RoHS Status :
- ROHS3 Compliant
- Pbfree Code :
- yes
- Nominal Input Voltage :
- 25V
- Mounting Type :
- Surface Mount
- Datasheets
- UC2845DTRG4
DC DC Switching Controllers Texas Instruments UC2845DTRG4 Overview
The UC2845DTRG4 by Texas Instruments stands out as a highly efficient and reliable DC DC switching controller, engineered to manage and optimize power conversion in complex electronic systems. This component is part of the UC284x family and is specifically designed to facilitate robust and adaptive control of DC-to-DC power supply circuits. With its advanced features, the UC2845DTRG4 ensures enhanced performance in terms of stability, efficiency, and power handling capabilities, making it an ideal choice for high-demand applications. The integration of this controller in your systems promises not only improved power management but also contributes significantly to the overall reliability and longevity of your electronic applications.
UC2845DTRG4 Features
The UC2845DTRG4 is equipped with a multitude of features that enhance its performance in various power control applications. It includes a programmable frequency up to 500 kHz which allows for flexible design options. Its high current totem pole output is suitable for driving a power MOSFET or IGBT directly. The device also features under-voltage lockout with hysteresis, ensuring stable operation under fluctuating power conditions. Additionally, the pulse-by-pulse current limiting provides crucial protection against short-circuit conditions, enhancing the durability and safety of the application it serves.
UC2845DTRG4 Applications
- Power Supplies: Utilized in both isolated and non-isolated configurations, it ensures efficient and stable power conversion and regulation, crucial for maintaining system reliability in industrial settings.
- Solar Inverters: Employs its efficient control in the management of power conversion from DC to AC, optimizing the performance and energy utilization in solar-powered systems.
- LED Lighting Systems: Its ability to provide consistent control makes it ideal for LED drivers where precise current regulation is necessary for maintaining uniform brightness and extending the lifespan of the LEDs.
- Telecommunication Equipment: Ensures reliable power management in telecom infrastructures, vital for the continuous operation and service availability in communication networks.
- Automotive Electronics: Supports critical automotive applications such as electronic control units and power supply systems, enhancing performance and safety in automotive environments.
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