UC2844D8G4
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- Mfr.Part #
- UC2844D8G4
- Manufacturer
- Texas Instruments
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC PWM BOOST FLYBCK ISO CM 8SOIC
- Stock
- 31,573
- In Stock ：
- 31,573
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Base Part Number :
- UC2844
- Output Configuration :
- Positive
- Voltage - Supply (Vcc/Vdd) :
- 12V~28V
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Output Current :
- 200mA
- RoHS Status :
- ROHS3 Compliant
- Lead Free :
- Lead Free
- Height :
- 1.75mm
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Number of Outputs :
- 1
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Peak Reflow Temperature (Cel) :
- 260
- Lifecycle Status :
- ACTIVE (Last Updated: 4 days ago)
- Packaging :
- Tube
- Mounting Type :
- Surface Mount
- Supply Current-Max (Isup) :
- 25mA
- Weight :
- 72.603129mg
- Width :
- 3.91mm
- Pbfree Code :
- yes
- Operating Temperature :
- -40°C~85°C TA
- Surface Mount :
- yes
- Length :
- 4.9mm
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Control Technique :
- PULSE WIDTH MODULATION
- Frequency - Switching :
- Up to 500kHz
- Fall Time (Typ) :
- 50 ns
- JESD-609 Code :
- e4
- Rise Time :
- 50ns
- Synchronous Rectifier :
- No
- Nominal Input Voltage :
- 25V
- Duty Cycle (Max) :
- 48%
- Max Duty Cycle :
- 50 %
- Output Voltage :
- 13.5V
- Number of Terminations :
- 8
- ECCN Code :
- EAR99
- Terminal Form :
- Gull wing
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Thickness :
- 1.58mm
- Number of Pins :
- 8
- Control Features :
- Frequency Control
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Output Type :
- Transistor Driver
- Frequency :
- 450kHz
- Factory Lead Time :
- 6 Weeks
- Control Mode :
- CURRENT-MODE
- Terminal Position :
- Dual
- Input Voltage-Nom :
- 15V
- Datasheets
- UC2844D8G4
DC DC Switching Controllers Texas Instruments UC2844D8G4 Overview
The Texas Instruments UC2844D8G4 is a high-performance PWM (Pulse Width Modulation) controller designed for a variety of power supply applications. Specifically tailored for DC DC switching controllers, this IC excels in boosting, flyback, and isolated converter applications. The UC2844D8G4 utilizes current-mode control which provides simple external compensation and flexible component selection. Its robust design is optimized for efficient power management, making it ideal for volume production needs in industrial markets. The integration of this IC in your power management systems ensures improved reliability and performance, aligning with the rigorous demands of modern electronic applications.
UC2844D8G4 Features
This IC comes equipped with numerous features that enhance its efficiency and functionality in complex power supply designs. Key features include a wide operating range with a start-up current of just 0.5mA and an operating current under 9mA. The UC2844D8G4 also offers under-voltage lockout with hysteresis, a high current totem-pole output capable of driving a power MOSFET, and programmable PWM frequency that allows users to set the optimal balance between efficiency and component size.
UC2844D8G4 Applications
- Power Supply Units: Utilized in server power supplies to regulate voltage and ensure stable operation across varying load conditions.
- Battery Chargers: Essential for managing the charge process, ensuring efficiency and safety in devices ranging from smartphones to electric vehicles.
- LED Drivers: Drives LED arrays offering consistent lighting while maximizing energy efficiency in commercial and industrial lighting applications.
- Telecommunications Equipment: Integral in providing reliable power management solutions within telecom infrastructures, enhancing system reliability and longevity.
- Consumer Electronics: Used in various consumer electronics to regulate power supply, ensuring optimal performance and extending device lifespan.
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