UC2845D
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- Mfr.Part #
- UC2845D
- Manufacturer
- Texas Instruments
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR MULT TOP 14SOIC
- Stock
- 12,828
- In Stock ：
- 12,828
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Rise Time :
- 50ns
- Nominal Input Voltage :
- 25V
- Weight :
- 122.413241mg
- Control Technique :
- PULSE WIDTH MODULATION
- Base Part Number :
- UC2845
- Terminal Position :
- Dual
- Mounting Type :
- Surface Mount
- RoHS Status :
- ROHS3 Compliant
- Number of Outputs :
- 1
- Input Voltage-Nom :
- 15V
- Output Current :
- 200mA
- Switcher Configuration :
- Buck-Boost
- Height :
- 1.75mm
- Max Duty Cycle :
- 50 %
- Output Type :
- Transistor Driver
- Peak Reflow Temperature (Cel) :
- 260
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Duty Cycle (Max) :
- 48%
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Topology :
- Boost, Flyback, Forward Converter
- Width :
- 3.91mm
- Input Current :
- 11mA
- Operating Temperature :
- -40°C~85°C TA
- Nominal Supply Current :
- 17mA
- ECCN Code :
- EAR99
- REACH SVHC :
- No SVHC
- JESD-609 Code :
- e4
- Number of Pins :
- 14
- Voltage - Supply (Vcc/Vdd) :
- 12V~28V
- Thickness :
- 1.58mm
- Fall Time (Typ) :
- 50 ns
- Supply Current-Max (Isup) :
- 25mA
- Frequency :
- 500kHz
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Lead Free :
- Lead Free
- Operating Supply Current :
- 11mA
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Number of Terminations :
- 14
- Synchronous Rectifier :
- No
- Output Configuration :
- Positive, Isolation Capable
- Terminal Form :
- Gull wing
- Control Mode :
- CURRENT-MODE
- Surface Mount :
- yes
- Pbfree Code :
- yes
- Function :
- Step-Up, Step-Up/Step-Down
- Control Features :
- Frequency Control
- Packaging :
- Tube
- Factory Lead Time :
- 6 Weeks
- Length :
- 8.65mm
- Output Voltage :
- 13.5V
- Datasheets
- UC2845D
DC DC Switching Controllers Texas Instruments UC2845D Overview
The Texas Instruments UC2845D is a high-performance, highly reliable DC-DC switching controller integrated circuit. It is designed to meet the stringent requirements of modern electronic power supply systems. This IC from Texas Instruments optimizes efficiency and performance, featuring various protections and easy integration into multiple power solutions. The UC2845D plays a crucial role in enhancing system stability and robustness with its advanced control methodologies. Perfect for designing energy-efficient and compact power supplies, the UC2845D is ideal for B2B customers looking to bulk purchase reliable and high-quality components for their advanced electronic systems.
UC2845D Features
The UC2845D IC includes several key features that enhance its appeal in power management applications. These include programmable frequency up to 500 kHz, a high-current totem pole output for direct drive of the MOSFET, under-voltage lockout with hysteresis, low startup and operating current, and enhanced line regulation. All these features make the UC2845D a versatile choice for developing advanced power supply circuits.
UC2845D Applications
- Power Supplies: Utilizes its efficient control of power to ensure stable and reliable power supply units in both commercial and industrial settings.
- Renewable Energy Systems: Helps manage and convert power in solar inverters, enhancing energy conversion efficiency from solar panels.
- Telecommunications Equipment: Provides stable voltage and reduces power losses in equipment such as routers and switches, ensuring reliable operation.
- Automotive Electronics: Used in the power control systems of electric vehicles to manage battery charging and power distribution effectively.
- Consumer Electronics: Ensures efficient power management in devices such as laptops and smartphones, prolonging battery life and enhancing performance.
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