UC3854QTR
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- Mfr.Part #
- UC3854QTR
- Manufacturer
- Texas Instruments
- Package / Case
- 20-LCC (J-Lead)
- Datasheet
- Download
- Description
- IC PFC CTR AVERAGE 200KHZ 20PLCC
- Stock
- 2,206
- In Stock ：
- 2,206
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- Manufacturer :
- Texas Instruments
- Product Category :
- PFC (Power Factor Correction)
- ECCN Code :
- EAR99
- Height Seated (Max) :
- 4.57mm
- Surface Mount :
- yes
- Lead Free :
- Lead Free
- Pin Count :
- 20
- Frequency :
- 200kHz
- Number of Pins :
- 20
- Terminal Position :
- QUAD
- Nominal Supply Current :
- 10mA
- Terminal Finish :
- Matte Tin (Sn)
- Packaging :
- Tape and Reel (TR)
- Input Voltage-Nom :
- 18V
- Control Technique :
- PULSE WIDTH MODULATION
- Number of Functions :
- 1
- Input Voltage (Max) :
- 35V
- Terminal Pitch :
- 1.27mm
- Input Voltage (Min) :
- 15V
- RoHS Status :
- ROHS3 Compliant
- Mode :
- Average Current
- Current - Startup :
- 1.5mA
- Terminal Form :
- J BEND
- Mounting Type :
- Surface Mount
- Operating Temperature :
- 0°C~70°C
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Package / Case :
- 20-LCC (J-Lead)
- Switcher Configuration :
- Boost
- HTS Code :
- 8542.39.00.01
- Base Part Number :
- UC3854
- Peak Reflow Temperature (Cel) :
- 260
- Radiation Hardening :
- No
- JESD-609 Code :
- e3
- Length :
- 8.965mm
- Output Current-Max :
- 1.5A
- Number of Terminations :
- 20
- Voltage - Supply :
- 14.5V~30V
- Analog IC - Other Type :
- POWER FACTOR CONTROLLER
- Width :
- 8.965mm
- Datasheets
- UC3854QTR
PFC Texas Instruments UC3854QTR Overview
The PFC Texas Instruments UC3854QTR is a high-performance integrated circuit designed for power factor correction (PFC) applications. It operates at an impressive frequency of up to 200kHz, housed in a compact 20PLCC package. This IC is engineered to enhance the power efficiency of systems by optimizing the power factor, thus reducing power losses and improving the reliability and longevity of electronic systems. The UC3854QTR utilizes average current mode control for precise power regulation, making it an ideal choice for manufacturers looking to enhance the energy efficiency of their products while complying with global power regulation standards.
UC3854QTR Features
The UC3854QTR from Texas Instruments comes packed with features that ensure superior performance in power management tasks. Key features include:
- High frequency operation up to 200kHz which allows for smaller component sizes, reducing physical footprint and cost.
- Average current mode for enhanced control accuracy and system response.
- Integrated under-voltage lockout with hysteresis for stable operation under fluctuating power conditions.
- Over-temperature protection to ensure reliability and safety in high-stress environments.
- Boost topology compatibility, which is essential for high-voltage applications.
UC3854QTR Applications
- AC-DC Power Supplies: Utilizes the UC3854QTR to stabilize and improve the efficiency of power supply units, ensuring compliant and robust performance in consumer electronics and industrial systems.
- Lighting Systems: Enhances the power factor of lighting ballasts and drivers, contributing to energy savings and reduced operational costs in commercial and residential buildings.
- Telecommunication Equipment: Employs PFC to manage power supply in sensitive telecommunication infrastructure, ensuring reliable and uninterrupted service.
- Data Centers: Critical in managing power distribution to servers and support systems with minimal power loss and higher efficiency.
- Home Appliances: Improves energy utilization in appliances like refrigerators and air conditioners, leading to energy efficiency compliance and lower energy bills.
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