Texas Instruments

UCC38051D  

Power Factor Correction ICs

UCC38051D Description

The UCC38051D is a high-performance Power Factor Correction (PFC) controller designed for use in power management applications. Manufactured by Texas Instruments, this IC operates in discontinuous mode and features a switching frequency of 200kHz, making it suitable for applications requiring efficient power conversion. The UCC38051D is housed in an 8SOIC package and is available in tube packaging, ensuring reliable surface mount integration into various electronic systems.

UCC38051D Features

• Operating Temperature Range: The UCC38051D is designed to operate within a temperature range of 0°C to 70°C, making it suitable for a wide range of ambient conditions.
• Discontinuous Mode Operation: The controller operates in discontinuous mode, which is ideal for applications where high efficiency and reduced electromagnetic interference (EMI) are critical.
• Wide Supply Voltage Range: With a supply voltage range of 12V to 18V, the UCC38051D can accommodate various power supply configurations, enhancing its versatility.
• Low Startup Current: The device features a low startup current of 75 µA, which helps in minimizing power consumption during the initial power-up phase.
• Compliance and Safety: The UCC38051D is REACH unaffected and RoHS3, compliant ensuring it meets the latest environmental and safety standards.
• Moisture Sensitivity Level: The moisture sensitivity level (MSL) of 1 (unlimited) indicates that the device is highly resistant to moisture, reducing the risk of damage during manufacturing processes.

UCC38051D Applications

The UCC38051D is ideal for a variety of applications where efficient power factor correction and reliable power management are essential. Some specific use cases include:

• AC-DC Power Supplies: The UCC38051D is well-suited for power factor correction in AC-DC power supplies, helping to improve power quality and reduce harmonic distortion.
• Switching Power Supplies: Its high switching frequency and efficient operation make it a preferred choice for switching power supplies in consumer electronics and industrial equipment.
• Power Adapters: The device can be used in power adapters for laptops, desktop computers, and other electronic devices, ensuring efficient power delivery and reduced energy waste.
• Telecommunications Equipment: The UCC38051D is also suitable for use in telecommunications equipment, where reliable power management and high efficiency are crucial.

Conclusion of UCC38051D

The UCC38051D from Texas Instruments is a robust and efficient PFC controller that offers significant advantages over similar models. Its wide operating temperature range, low startup current, and compliance with environmental and safety standards make it a reliable choice for various power management applications. The UCC38051D's ability to operate in discontinuous mode ensures high efficiency and reduced EMI, making it ideal for AC-DC power supplies, switching power supplies, power adapters, and telecommunications equipment. With its surface mount packaging and moisture resistance, the UCC38051D is well-suited for modern manufacturing processes and ensures long-term reliability in diverse operating conditions.

UCC38051D Documents

Download datasheets and manufacturer documentation for UCC38051D

EOL :

Product Discontinuance Notification 2024-04-05 (PDF)       Product Discontinuance Notification (PDF)      

Images :

Mechanical Outline Drawing      

PCN :

Product Change Notification 2024-08-28 (PDF)      

Models :

UCC38051D Symbol & Footprint by SnapMagic      

Application Notes :

UCC38050 100W Critical Conduction (PFC) Reference Design (Rev. A)      

Technical Resources :

PR320 UCC28050 100-W PFC Ballast Pre-Regulator