UC2844DG4
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- Mfr.Part #
- UC2844DG4
- Manufacturer
- Texas Instruments
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC PWM BST FLYBACK ISO CM 14SOIC
- Stock
- 11,185
- In Stock ：
- 11,185
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- JESD-609 Code :
- e4
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Supply Current-Max (Isup) :
- 25mA
- Max Duty Cycle :
- 50 %
- Pbfree Code :
- yes
- Base Part Number :
- UC2844
- Output Voltage :
- 13.5V
- Voltage - Supply (Vcc/Vdd) :
- 12V~28V
- Weight :
- 122.413241mg
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Frequency :
- 450kHz
- Number of Pins :
- 14
- Lifecycle Status :
- ACTIVE (Last Updated: 1 week ago)
- Control Mode :
- CURRENT-MODE
- Synchronous Rectifier :
- No
- Peak Reflow Temperature (Cel) :
- 260
- Number of Outputs :
- 1
- Lead Free :
- Lead Free
- Frequency - Switching :
- Up to 500kHz
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Rise Time :
- 50ns
- Terminal Position :
- Dual
- Duty Cycle (Max) :
- 48%
- Output Current :
- 200mA
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Height :
- 1.75mm
- ECCN Code :
- EAR99
- RoHS Status :
- ROHS3 Compliant
- Factory Lead Time :
- 6 Weeks
- Terminal Form :
- Gull wing
- Number of Terminations :
- 14
- Surface Mount :
- yes
- Operating Temperature :
- -40°C~85°C TA
- Output Type :
- Transistor Driver
- Fall Time (Typ) :
- 50 ns
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Input Voltage-Nom :
- 15V
- Packaging :
- Tube
- Length :
- 8.65mm
- Nominal Input Voltage :
- 25V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Output Configuration :
- Positive
- Control Features :
- Frequency Control
- Control Technique :
- PULSE WIDTH MODULATION
- Width :
- 3.91mm
- Mounting Type :
- Surface Mount
- Thickness :
- 1.58mm
- Datasheets
- UC2844DG4
DC DC Switching Controllers Texas Instruments UC2844DG4 Overview
The Texas Instruments UC2844DG4 is a high-performance DC DC switching controller integrated circuit designed to meet the rigorous demands of power management applications. This IC specializes in PWM, Boost, and Flyback topologies with isolated and non-isolated configurations, making it versatile for various demanding applications. Its design is encapsulated in a 14-SOIC package, ensuring a compact footprint while maintaining high efficiency and reliability. Utilizing this [DC DC Switching Controllers Texas Instruments UC2844DG4] ensures advanced control features for managing power requirements effectively, aiming at enhancing system performance while reducing operational costs.
UC2844DG4 Features
The UC2844DG4 IC boasts an array of features that enhance its utility in power conversion and management. Key features include programmable switching frequencies up to 500 kHz, a wide input voltage range, and enhanced line and load regulation functionalities. It also supports multiple protection features such as over-current, over-voltage, and thermal shutdown that safeguard the system under extreme conditions. Furthermore, its high-performance capabilities are complemented by low startup and operating currents, making it an energy-efficient choice for modern electronic applications.
UC2844DG4 Applications
- Power Supplies: Utilized in designing both isolated and non-isolated power supplies, the UC2844DG4 helps in achieving efficient voltage regulation and power conversion.
- LED Drivers: Suitable for driving LEDs in lighting applications, ensuring stable current and enhancing the life span of the lighting components.
- Battery Chargers: Employed in battery management systems to provide consistent charging, enhancing battery performance and longevity.
- Solar Power Inverters: Integral in solar inverters, where it manages power conversion from DC to AC, optimizing energy utilization from solar panels.
- Telecommunication Equipment: Used in telecom power systems to ensure reliable operation under fluctuating power conditions, thereby maintaining communication integrity.
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