Texas Instruments

UCC28C40DGK  

DC DC Switching Controllers

UCC28C40DGK Description

The UCC28C40DGK is a versatile DC-DC switching controller designed by Texas Instruments, featuring a transistor driver output configuration. This component is suitable for a variety of power conversion topologies, including boost, flyback, and forward converters. Despite its obsolete status, the UCC28C40DGK remains a valuable option for applications requiring high-frequency switching up to 1MHz and a wide supply voltage range of 6.6V to 18V. The device is housed in an 8-pin small outline package (8VSSOP) and is compliant with both REACH and ROHS3 standards, ensuring environmental and regulatory compliance. With a moisture sensitivity level (MSL) of 2, the UCC28C40DGK is suitable for surface-mount applications and offers a single output phase with frequency control capabilities.

UCC28C40DGK Features

The UCC28C40DGK boasts several key features that make it a robust choice for power conversion applications:

• Transistor Driver Output: Provides efficient control over external power transistors.
• Positive Output Configuration: Ensures compatibility with a wide range of power circuits.
• Wide Supply Voltage Range: Operates reliably between 6.6V and 18V, making it suitable for various input voltage scenarios.
• High Switching Frequency: Capable of operating up to 1MHz, enabling compact and high-efficiency designs.
• Frequency Control: Allows precise control over the switching frequency, optimizing performance and efficiency.
• High Duty Cycle: Supports a maximum duty cycle of 96%, enhancing the flexibility of power conversion designs.
• Single Output Phase: Simplifies circuit design and reduces complexity.
• Environmental Compliance: REACH unaffected and ROHS3 compliant, ensuring adherence to global environmental regulations.
• Moisture Sensitivity Level 2: Suitable for surface-mount applications with a 1-year shelf life under specified conditions.

UCC28C40DGK Applications

The UCC28C40DGK is ideal for applications requiring efficient power conversion and control, such as:

• Power Supplies: Suitable for designing compact and efficient power supplies for various electronic devices.
• Adaptive Voltage Controllers: Ideal for systems requiring dynamic voltage regulation.
• DC-DC Converters: Enhances the performance of DC-DC converters in telecommunications, industrial, and consumer electronics.
• Battery Chargers: Provides efficient power management for battery charging applications.
• LED Drivers: Ensures precise control over LED lighting systems, optimizing brightness and efficiency.

Conclusion of UCC28C40DGK

The UCC28C40DGK, despite being obsolete, remains a reliable and versatile DC-DC switching controller from Texas Instruments. Its wide supply voltage range, high switching frequency, and frequency control features make it suitable for a variety of power conversion applications. The device's environmental compliance and moisture sensitivity level ensure it meets industry standards for reliability and longevity. For applications requiring a single output phase and high-efficiency power conversion, the UCC28C40DGK is an excellent choice, offering a balance of performance and flexibility.

UCC28C40DGK Documents

Download datasheets and manufacturer documentation for UCC28C40DGK

Datasheets :

UCC28C40-45,UCC38C40-45       UCC28C40-45, UCC38C40-45      

UNKNOWN TYPE :

8-VSSOP      

PCN Obsolescence/ EOL :

UCCx8C4xDGK obs 12/Jan/2023      

HTML Datasheet :

UCC28C40-45,UCC38C40-45       UCC28C40-45, UCC38C40-45