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
- Duty Cycle (Max) :
- 48%
- Terminal Form :
- Gull wing
- Fall Time (Typ) :
- 50 ns
- Lifecycle Status :
- ACTIVE (Last Updated: 1 day ago)
- Base Part Number :
- UC3844
- Rise Time :
- 50ns
- Supply Current-Max (Isup) :
- 25mA
- Operating Temperature :
- 0°C~70°C TA
- Pbfree Code :
- yes
- Peak Reflow Temperature (Cel) :
- 260
- Output Type :
- Transistor Driver
- Control Mode :
- CURRENT-MODE
- Surface Mount :
- yes
- Voltage - Supply (Vcc/Vdd) :
- 12V~28V
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Frequency - Switching :
- Up to 500kHz
- Length :
- 4.9mm
- Max Duty Cycle :
- 50 %
- Number of Outputs :
- 1
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Weight :
- 72.603129mg
- Synchronous Rectifier :
- No
- Packaging :
- Tape and Reel (TR)
- Output Voltage :
- 13.5V
- Nominal Input Voltage :
- 25V
- Factory Lead Time :
- 6 Weeks
- RoHS Status :
- ROHS3 Compliant
- Width :
- 3.91mm
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Output Current :
- 200mA
- Terminal Position :
- Dual
- ECCN Code :
- EAR99
- Input Voltage-Nom :
- 15V
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Output Configuration :
- Positive
- JESD-609 Code :
- e4
- Number of Pins :
- 8
- Number of Terminations :
- 8
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Control Technique :
- PULSE WIDTH MODULATION
- Control Features :
- Frequency Control
- Mounting Type :
- Surface Mount
- Height :
- 1.75mm
- Frequency :
- 450kHz
- Thickness :
- 1.58mm
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Lead Free :
- Lead Free
- 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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