UCC28C43D: High-Performance PMIC Voltage Regulator Controller by Texas Instruments

The UCC28C43D from Texas Instruments is a versatile and robust IC designed for controlling multiple topologies in power management applications. This device is part of the Integrated Circuits (ICs) family, specifically categorized under PMIC - Voltage Regulators - DC/DC Switching Controllers, making it an ideal choice for engineers looking to design efficient power systems.

Overview

The UCC28C43D is engineered to function as a transistor driver with capabilities for both step-up (boost) and step-up/step-down (buck-boost) voltage regulation. Its output configuration is positive, ensuring compatibility with a wide range of applications that require stable and controlled voltage levels. The controller supports various topologies including Boost, Flyback, and Forward Converter, offering flexibility in designing power systems with different requirements.

Key Features

Output Type and Functionality

The UCC28C43D provides a single output phase, which simplifies circuit design while maintaining high efficiency. It operates as a Transistor Driver and can perform both Step-Up and Step-Up/Step-Down functions, providing adaptability to varying load conditions.

Voltage Supply Range

This IC operates within a supply voltage range of 7.6V to 18V, ensuring reliable performance across a broad spectrum of input voltages. This wide range makes it suitable for applications where input voltage fluctuations are expected.

Switching Frequency

With a maximum switching frequency of up to 1MHz, the UCC28C43D allows for compact designs with minimal external components, reducing overall system size and cost.

Duty Cycle and Efficiency

The controller offers a maximum duty cycle of 96%, which contributes to high efficiency in power conversion. This feature is particularly beneficial in applications requiring minimal power loss and heat generation.

Synchronous Rectification and Clock Sync

The UCC28C43D does not support synchronous rectification or clock synchronization, which may be a consideration depending on specific application needs. However, its other features make it a strong candidate for many power management solutions.

Control Features

One of the standout features of the UCC28C43D is its frequency control capability, allowing designers to optimize performance based on specific application requirements.

Operating Conditions

Temperature Range

The operating temperature range of the UCC28C43D spans from -40 C to 105 C (TJ), making it suitable for use in a variety of environments, including those with extreme temperatures.

Mounting Type and Package

The UCC28C43D is available in a Surface Mount configuration with an 8-SOIC (0.154", 3.90mm Width) package. This compact and durable packaging ensures ease of integration into modern PCB designs.

Applications

Given its versatile functionality and robust specifications, the UCC28C43D is well-suited for a range of applications, including:

• Consumer Electronics: Ideal for devices requiring efficient power management such as laptops, tablets, and smartphones.
• Industrial Equipment: Suitable for machinery and equipment that demand reliable and consistent power supply.
• Automotive Systems: Perfect for automotive electronics where space and efficiency are critical factors.

Conclusion

The UCC28C43D from Texas Instruments stands out as a powerful and flexible solution for managing power in various electronic systems. Its ability to handle multiple topologies, coupled with its wide voltage range and high-frequency operation, makes it a preferred choice for engineers aiming to design efficient and reliable power systems.

If you're looking for a high-performance, versatile PMIC voltage regulator controller, the UCC28C43D is an excellent option to consider. Visit our website today to learn more about this product and place your order online. Let us help you bring your innovative designs to life with the UCC28C43D!