UCC3817DW
- Mfr.Part #
- UCC3817DW
- Manufacturer
- Texas Instruments
- Package / Case
- 16-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC PFC CTR AVERAGE 220KHZ 16SOIC
- Stock
- 40,560
- In Stock :
- 40,560
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- Manufacturer :
- Texas Instruments
- Product Category :
- PFC (Power Factor Correction)
- Width :
- 7.5mm
- Lifecycle Status :
- ACTIVE (Last Updated: 2 days ago)
- Radiation Hardening :
- No
- Nominal Supply Current :
- 4mA
- Length :
- 10.3mm
- Packaging :
- Tube
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Package / Case :
- 16-SOIC (0.295, 7.50mm Width)
- Frequency :
- 250kHz
- Lead Free :
- Lead Free
- Mode :
- Average Current
- Weight :
- 473.692182mg
- Factory Lead Time :
- 6 Weeks
- Number of Outputs :
- 1
- Frequency - Switching :
- 6kHz~220kHz
- Operating Temperature :
- 0°C~70°C
- Height :
- 2.65mm
- Current - Startup :
- 150μA
- Number of Pins :
- 16
- Mounting Type :
- Surface Mount
- Max Supply Current :
- 20mA
- Thickness :
- 2.35mm
- Voltage - Supply :
- 12V~17V
- RoHS Status :
- ROHS3 Compliant
- Base Part Number :
- UCC3817
- Datasheets
- UCC3817DW

PFC Texas Instruments UCC3817DW Overview
The UCC3817DW by Texas Instruments is a crucial component in the realm of power factor correction (PFC) controllers. This advanced IC is designed to enhance the efficiency of power supply systems by optimizing power factor to near unity, which is essential in today's energy-conscious environment. Operating at a frequency of 220 kHz, the UCC3817DW minimizes power loss and improves the overall performance of electronic systems. Its integration in a compact 16SOIC package allows for streamlined implementation in various applications, making it an ideal choice for developers looking to improve power efficiency and reduce operational costs. With the PFC Texas Instruments UCC3817DW, manufacturers can achieve a significant improvement in energy management and circuit protection.
UCC3817DW Features
- Average current mode control for improved response to varying loads.
- High-frequency operation at 220 kHz allows for smaller component size and faster response time.
- Built-in under-voltage lockout with hysteresis for stable operation under fluctuating power conditions.
- Drives low-cost N-channel MOSFETs.
- Soft-start feature to reduce stress on power systems during startup.
UCC3817DW Applications
- AC-DC Power Supplies: Enhances power factor in switch-mode power supplies to meet regulatory standards and improve energy efficiency.
- LED Lighting Systems: Applies PFC to LED drivers, ensuring less power is wasted and more is converted into light, enhancing overall efficiency.
- Telecommunications Equipment: Ensures reliable power management within telecom infrastructures, which is critical for continuous operation.
- Industrial Systems: Integrates into industrial machinery power systems to optimize electrical efficiency and reduce operational costs.
- Consumer Electronics: Used in devices like home appliances and audio/video equipment to improve energy usage and comply with environmental standards.
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