UC3855ANG4
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- Mfr.Part #
- UC3855ANG4
- Manufacturer
- Texas Instruments
- Package / Case
- 20-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC PFC CTR AV CURR 500KHZ 20DIP
- Stock
- 4,668
- In Stock ：
- 4,668
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- Manufacturer :
- Texas Instruments
- Product Category :
- PFC (Power Factor Correction)
- Mount :
- Through Hole
- Input Voltage (Min) :
- 15V
- Number of Outputs :
- 2
- Current - Startup :
- 150μA
- REACH SVHC :
- No SVHC
- Height Seated (Max) :
- 5.08mm
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Frequency :
- 500kHz
- Mode :
- Average Current
- Number of Terminations :
- 20
- Input Voltage (Max) :
- 35V
- Nominal Supply Current :
- 17mA
- Analog IC - Other Type :
- POWER FACTOR CONTROLLER
- Package / Case :
- 20-DIP (0.300, 7.62mm)
- Input Voltage-Nom :
- 18V
- Operating Supply Current :
- 17mA
- ECCN Code :
- EAR99
- Terminal Position :
- Dual
- RoHS Status :
- ROHS3 Compliant
- Base Part Number :
- UC3855
- Switcher Configuration :
- Boost
- Pin Count :
- 20
- Output Voltage :
- 12.8V
- Lead Free :
- Lead Free
- JESD-609 Code :
- e4
- Control Technique :
- PULSE WIDTH MODULATION
- Mounting Type :
- Through Hole
- Packaging :
- Tube
- Voltage - Supply :
- 15.5V~20V
- Number of Functions :
- 1
- Operating Temperature :
- 0°C~70°C
- Radiation Hardening :
- No
- Number of Pins :
- 20
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Output Current :
- 1.5A
- Pbfree Code :
- yes
- Datasheets
- UC3855ANG4
PFC Texas Instruments UC3855ANG4 Overview
The PFC Texas Instruments UC3855ANG4 is an advanced integrated circuit designed specifically for power factor correction applications. This high-performance IC is engineered to provide average current mode control for enhanced efficiency and reliability in power supply operations. Operating at a frequency of up to 500 kHz, the UC3855ANG4 enables compact power supply designs with reduced component size and improved thermal management. Its robust design features ensure that it meets the rigorous demands of industrial applications, making it a preferred choice for manufacturers seeking to enhance the power quality and efficiency of their systems.
UC3855ANG4 Features
The UC3855ANG4 boasts a range of features that make it stand out in power management applications. Key features include a high-frequency operation up to 500 kHz, which allows for smaller-sized passive components, thus reducing overall system size and cost. The device integrates features like programmable soft start, under-voltage lockout, and over-current protection, enhancing system reliability and safety. Additionally, its ability to operate under varying load conditions without compromising performance is essential for dynamic industrial environments.
UC3855ANG4 Applications
- Power Supplies for Telecommunications: The UC3855ANG4 is used in the power supplies of telecom equipment, where it ensures stable and efficient power delivery, adapting to fluctuating loads and enhancing power system reliability.
- Industrial Motor Drives: In motor drive applications, this IC helps in maintaining a stable power factor, thereby improving the efficiency and operational reliability of industrial motors under varying load conditions.
- Uninterruptible Power Supplies (UPS): The UC3855ANG4 plays a critical role in UPS systems by improving the power quality and efficiency, which is crucial for maintaining uninterrupted operations during power outages.
- LED Lighting Systems: It is also applied in LED lighting systems to enhance power factor and reduce energy consumption, contributing to energy savings and sustainability initiatives.
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