Texas Instruments

UCC28701DBVT  

AC DC Converters, Offline Switches

UCC28701DBVT Description

The UCC28701DBVT is a high-performance offline switcher flyback controller designed for a wide range of power management applications. Manufactured by Texas Instruments, this device is part of the Power Management Integrated Circuit (PMIC) category and is housed in a surface mount SOT23-6 package. The UCC28701DBVT is known for its robust design, offering a combination of high efficiency, reliability, and ease of use.

UCC28701DBVT Features

• Topology: The UCC28701DBVT employs a flyback topology, which is highly efficient and suitable for applications requiring isolated outputs.
• Mounting Type: Surface mount technology ensures that the device is ideal for compact and high-density PCB designs.
• Product Status: The device is currently active, indicating that it is widely available and supported by Texas Instruments.
• Internal Switch(s): The UCC28701DBVT does not feature an internal switch, allowing for greater flexibility in external component selection and design.
• Fault Protection: Comprehensive fault protection mechanisms, including current limiting and over-voltage protection, ensure the device's longevity and reliability.
• Frequency - Switching: The wide switching frequency range of 1kHz to 130kHz allows for optimization of efficiency and performance across various applications.
• REACH Status: The UCC28701DBVT is REACH unaffected, ensuring compliance with stringent environmental regulations.
• Voltage - Start Up: A start-up voltage of 21V ensures reliable operation under varying input conditions.
• Mfr: Texas Instruments, a leading semiconductor company known for its high-quality and innovative products.
• HTSUS: The Harmonized Tariff Schedule code 8542.39.0001 facilitates accurate classification for import and export purposes.
• Package: The device is available in a tape and reel (TR) package, suitable for automated assembly processes.
• Output Isolation: Isolated output ensures safety and reliability in applications where galvanic isolation is required.
• Voltage - Supply (Vcc/Vdd): A wide supply voltage range of 9V to 35V makes the device versatile and suitable for a variety of power supply applications.
• RoHS Status: The UCC28701DBVT is ROHS3 compliant, ensuring it meets the latest environmental and safety standards.
• Base Product Number: UCC28701, a well-established product line known for its reliability and performance.
• Moisture Sensitivity Level (MSL): MSL 1 (Unlimited) indicates that the device is not sensitive to moisture, making it suitable for a wide range of manufacturing environments.

UCC28701DBVT Applications

The UCC28701DBVT is ideal for a variety of applications due to its robust design and versatile features. Some specific use cases include:

• Power Supplies: Ideal for isolated power supplies in consumer electronics, industrial equipment, and medical devices.
• Adapters and Chargers: Suitable for AC-DC adapters and chargers requiring high efficiency and reliability.
• Telecommunications: Can be used in telecom infrastructure for power management in base stations and network equipment.
• Industrial Automation: Provides efficient power management solutions for industrial control systems and automation equipment.
• Medical Equipment: Ensures safe and reliable power delivery in medical devices requiring isolated outputs.

Conclusion of UCC28701DBVT

The UCC28701DBVT from Texas Instruments is a versatile and reliable offline switcher flyback controller that offers a wide range of features and benefits. Its flyback topology, comprehensive fault protection, and wide switching frequency range make it suitable for a variety of power management applications. The device's compliance with environmental standards and its robust design ensure long-term reliability and ease of integration into modern electronic systems. Whether used in power supplies, adapters, telecommunications, industrial automation, or medical equipment, the UCC28701DBVT stands out as a high-performance solution in the power management space.

UCC28701DBVT Documents

Download datasheets and manufacturer documentation for UCC28701DBVT

Datasheets :

UCC2870x      

Design Resources :

UCC28701 Design with WEBENCH® Power Designer