UC3844D8TR
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- Mfr.Part #
- UC3844D8TR
- Manufacturer
- Texas Instruments
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR PWM CM 8SOIC
- Stock
- 3,527
- In Stock ：
- 3,527
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Factory Lead Time :
- 6 Weeks
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Rise Time :
- 50ns
- Width :
- 3.91mm
- JESD-609 Code :
- e4
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Control Features :
- Frequency Control
- Packaging :
- Tape and Reel (TR)
- Output Type :
- Transistor Driver
- Pbfree Code :
- yes
- Voltage - Supply (Vcc/Vdd) :
- 12V~28V
- Operating Temperature :
- 0°C~70°C TA
- Mounting Type :
- Surface Mount
- Length :
- 4.9mm
- Control Technique :
- PULSE WIDTH MODULATION
- Synchronous Rectifier :
- No
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Thickness :
- 1.58mm
- Duty Cycle (Max) :
- 48%
- Frequency :
- 450kHz
- Number of Pins :
- 8
- Supply Current-Max (Isup) :
- 25mA
- Weight :
- 72.603129mg
- Base Part Number :
- UC3844
- Input Voltage-Nom :
- 15V
- RoHS Status :
- ROHS3 Compliant
- Terminal Position :
- Dual
- Fall Time (Typ) :
- 50 ns
- Max Duty Cycle :
- 50 %
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Output Current :
- 200mA
- Terminal Form :
- Gull wing
- Frequency - Switching :
- Up to 500kHz
- Lead Free :
- Lead Free
- Control Mode :
- CURRENT-MODE
- Nominal Input Voltage :
- 25V
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Output Voltage :
- 13.5V
- Number of Terminations :
- 8
- Surface Mount :
- yes
- Number of Outputs :
- 1
- Peak Reflow Temperature (Cel) :
- 260
- Lifecycle Status :
- ACTIVE (Last Updated: 1 day ago)
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- ECCN Code :
- EAR99
- Height :
- 1.75mm
- Output Configuration :
- Positive
- Datasheets
- UC3844D8TR
DC DC Switching Controllers Texas Instruments UC3844D8TR Overview
The Texas Instruments UC3844D8TR is a highly efficient DC DC Switching Controller, designed for superior performance in a variety of power conversion applications. This controller integrates a fixed-frequency pulse-width modulation (PWM) control circuit with additional features that enhance system flexibility and operational efficiency. With its robust design and compact 8SOIC packaging, the UC3844D8TR is optimized for developing high-performance power supply systems that require minimal space and lower power consumption, making it a preferred choice for B2B customers looking to purchase in volume.
UC3844D8TR Features
- Optimized for Off-Line and DC to DC Converters
- Low Start-Up Current (<1mA)
- Automatic Feed Forward Compensation
- Pulse-by-Pulse Current Limiting
- Enhanced Load Response Characteristics
- Under-Voltage Lockout with Hysteresis
- Double Pulse Suppression
UC3844D8TR Applications
- Power Supplies for Consumer Electronics
The UC3844D8TR is ideal for designing power supplies in consumer electronics, ensuring efficient and stable power delivery to devices such as TVs, audio equipment, and home appliances.
- DC-DC Converters for Telecommunication Equipment
This controller facilitates efficient voltage conversion essential for telecommunications equipment, supporting stable and reliable operation in environments requiring rigorous power management.
- Power Supplies for Industrial Systems
With its robust design, the UC3844D8TR excels in industrial settings, driving power supplies that operate machinery, automation systems, and other industrial electronics.
- Battery Chargers
Its efficiency and control accuracy make it suitable for developing sophisticated battery charging systems for electric vehicles and industrial batteries.
- LED Drivers
Optimal for driving LED lighting solutions, the UC3844D8TR provides constant current control, enhancing the efficiency and lifespan of LED applications.
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