UC3846Q
- Mfr.Part #
- UC3846Q
- Manufacturer
- Texas Instruments
- Package / Case
- 20-LCC (J-Lead)
- Datasheet
- Download
- Description
- IC REG CTRLR MULT TOP 20PLCC
- Stock
- 9,016
- In Stock :
- 9,016
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Control Technique :
- PULSE WIDTH MODULATION
- Packaging :
- Tube
- Control Features :
- Current Limit, Enable, Frequency Control, Soft Start
- Terminal Finish :
- Tin
- Operating Temperature :
- 0°C~70°C TA
- Output Configuration :
- Positive
- RoHS Status :
- ROHS3 Compliant
- Input Voltage-Nom :
- 15V
- Control Mode :
- CURRENT-MODE
- Terminal Position :
- QUAD
- Output Current-Max :
- 0.5A
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Topology :
- Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull
- Mounting Type :
- Surface Mount
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Voltage - Supply (Vcc/Vdd) :
- 6.95V~40V
- Length :
- 8.965mm
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Output Type :
- Transistor Driver
- Output Voltage :
- 5.1V
- Output Phases :
- 1
- Number of Terminations :
- 20
- Surface Mount :
- yes
- Peak Reflow Temperature (Cel) :
- 260
- Number of Outputs :
- 2
- Height Seated (Max) :
- 4.57mm
- JESD-609 Code :
- e3
- Terminal Form :
- J BEND
- Synchronous Rectifier :
- yes
- Package / Case :
- 20-LCC (J-Lead)
- Frequency - Switching :
- 500kHz
- Pbfree Code :
- yes
- Width :
- 8.965mm
- Input Voltage (Max) :
- 40V
- Datasheets
- UC3846Q

DC DC Switching Controllers Texas Instruments UC3846Q Overview
The Texas Instruments UC3846Q represents a robust solution in the realm of DC DC Switching Controllers, designed to manage and optimize high-performance power conversion applications. This IC REG CTRLR MULT TOP 20PLCC package is engineered to facilitate complex multi-topology power conversions with enhanced precision and efficiency. Its versatility makes it an ideal choice for developers seeking a reliable controller that can handle varied power management tasks in industrial settings. By integrating this device, designers can achieve stable, efficient power supply units that adhere to rigorous operational standards.
UC3846Q Features
The UC3846Q by Texas Instruments is packed with features that stand out in the regulation and control of power electronics. Key features include programmable output operation up to 500 kHz, which allows for greater flexibility in design. Additionally, its dual-output drive stages can sink or source up to 0.5A, enabling it to power a wide range of devices. The UC3846Q also supports a wide range of input voltages, ensuring it can be used in diverse applications. With built-in under-voltage lockout and soft start features, it helps in reducing inrush current, thus enhancing the overall reliability and lifespan of the power system.
UC3846Q Applications
- Switch Mode Power Supplies (SMPS): The UC3846Q is crucial in designing efficient and compact SMPS units, optimizing energy conversion and reducing operational costs.
- DC-DC Converters: This controller facilitates robust and reliable DC-DC conversion, essential for applications requiring stable voltage and current in a compact form factor.
- Battery Chargers: Ensures precise control and safety, adapting to varying levels of input power while maximizing charging efficiency and battery health.
- LED Drivers: The UC3846Q can be used to regulate power in LED lighting systems, ensuring consistent brightness and increasing the LEDs' lifespan by managing current flow.
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