UCC28880EVM-616

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UCC28880EVM-616 is a high integration, cost-effective, high efficiency evaluation board (EVM) design for flyback and buck-boost architecture. It is designed with UCC28880 power factor correction (PFC) and primary-side regulation (PSR) controller. This EVM contains all hardware and software support that facilitates engineers designing and optimizing offline AC/DC power supplies that require a high power factor, low line harmonic distortion and high efficiency.

The UCC28880 device is an innovative product that integrates both PFC and PSR functions into a single-chip solution for flyback or buck-boost power supplies. By combining input power factor correction and low cost primary-side regulation, the UCC28880 device offers the best of both worlds, allowing system designers to easily build ultra-efficient systems for worldwide applications.

UCC28880EVM-616 helps engineers design and optimize both flyback and buck-boost architectures. It offers excellent universal line input compatibility, generating reliable output with low transition times. It also offers high efficiency over wide load range, low no-load power consumption, and high power factor. It is a great choice where save power and high efficiency are the main requirements, such as for office/ household appliances, desktop adapters, lighting, etc.

The UCC28880EVM-616 has a wide operating range of input voltage from 85 VAC to 265 VAC. It also offers excellent integration of power factor correction, which ensures good THD values, and a peak efficiency of 94.7%. The built-in primary-side regulation eliminates the need for optocouplers, skimping board space and cost. Thanks to its high integration, current sensing, and cost-effective external components, the UCC28880EVM-616 offers good performance and output voltage regulation with high power conversion efficiency.

The UCC28880EVM-616 has a primary-side regulation compensation scheme that can support both constant-voltage and constant-current mode. It also has primary-sense circuitry that accurately senses input power for load-transient and line-transient protection. Its tightly regulated output voltage and low no-load power consumption make it suitable for standby applications that require accurate output voltage with minimal power consumption.

In order to properly evaluate the UCC28880EVM-616, the board comes with a variety of features. It includes an onboard voltage reference, power diagnosis LED, input supply selection switches, switching frequency selection switches, and an output sense connector. It also includes an USBCULV1 programmer that can be used to program the UCC28880 on-board device. The board also includes a complete suite of waveforms and test points, which make the board easy to use and understand.

Overall, the UCC28880EVM-616 is a great choice for engineers looking for a cost-effective, high efficiency evaluation board for their offline DC/DC and AC/DC (off-line) SMPS applications. It offers excellent universal line input compatibility, high efficiency, low no-load power consumption, and primary-side regulation that eliminates the need for optocouplers. It also comes with a suite of features that makes the board very easy to use, making it perfect for evaluating and optimizing flyback and buck-boost power supplies.

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