UCC2808N-1G4

The UCC2808N-1G4 is one of the many series of Power Management Integrated Circuits (PMICs) focused on AC-to-DC conversion and offline switchers. These PMICs are commonly used in the telecommunications, networking, consumer electronics, industrial equipment, and automotive industries. In this article, we will discuss the application field and working principles of the UCC2808N-1G4.

The UCC2808N-1G4 is a popular choice for powering a wide variety of systems, from industrial designs with high-power requirements to consumer electronics with low-power needs. Its ability to efficiently meet a wide range of power needs is due in part to its ability to support both synchronous rectification and output voltage inversion. The UCC2808N-1G4’s power switches feature low RDS (ON) and low Coss characteristics that enable it to operate efficiently and reliably in harsh environments.

The UCC2808N-1G4 is designed to provide a high level of integration and flexibility, while maintaining a relatively small footprint. It includes high-side, low-side and synchronous rectification drivers, as well as an output voltage inversion circuit that can be used for bridgeless applications. The UCC2808N-1G4 also includes a high-current output with drive capability up to 10A and an optional overtemperature lockout feature.

The UCC2808N-1G4 works on an open-loop principle, meaning it is designed to maintain a desired output voltage regardless of variations in load current or input voltage. It features an adjustable soft-start circuit and an adjustable frequency oscillator to provide an adjustable timeout and over-current protection. Additionally, the UCC2808N-1G4 features adjustable current limiting and a precision trim circuit for precisely controlling the output voltage.

The UCC2808N-1G4 is designed to meet the requirements of a wide variety of applications, including power supplies for computing and consumer electronics, audio amplifiers and power always-on (PAO) systems. It is well suited for automotive and industrial applications, thanks to its wide operating temperature range of -40°C to +85°C. Additionally, the UCC2808N-1G4 is available in a variety of package options, making it ideal for space-constrained designs.

In conclusion, the UCC2808N-1G4 is a powerful and versatile PMIC for AC-to-DC conversion and offline switchers. It provides the integration, flexibility, and efficiency needed for a wide range of applications, and features adjustable overload protection and synchronous rectification. The UCC2808N-1G4 is an effective and reliable solution for any application that requires reliable power management solutions.