AS1383-WL-AD_EK_ST

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Evaluation Boards - DC/DC & AC/DC (Off-Line) SMPS

AS1383-WL-AD_EK_ST is an evaluation board designed for an application in DC/DC and AC/DC off-line switch-mode power supplies (SMPS). It can be used to develop and study power supplies with a voltage up to 30V and a maximum continuous current of up to 6A. The board includes all the components necessary to create an efficient and reliable power supply, such as a wide-range AC/DC controller chip, universal rectifier modules, power MOSFETS, a controller IC and other necessary components.

Application field

AS1383-WL-AD_EK_ST can be used to develop power supplies for applications like electronic devices, consumer electronics and automotive applications. Its wide-range AC/DC application ensures compatibility across different platforms, ensuring that the board can be deployed across multiple power conversion solutions. Due to its efficient components, the board is capable of providing regulated DC output voltage from a wide range of input DC and AC voltages.

Working principle

The AS1383-WL-AD_EK_ST board contains two main section. The first section is the power device stage, which includes the main rectifier, a power MOSFET, a secondary rectifier, and the power line filter. This part works as an AC-DC power converter and provides a regulated output voltage to the second section. The second section contains the control IC, the CTA, the optocoupler, the power MOSFET and the secondary rectifier. This part works as the control loop for the power supply and ensures that the output voltage is properly regulated and that the system is stable.

The first power device stage of the board starts the control loop by rectifying the input voltage and providing power to the control circuit. The control IC senses the output voltage and adjusts the power MOSFET of the power device stage accordingly by driving the CTA, optocoupler, and secondary rectifier. This part of the board works in cooperation with the electrical components of the power device stage, controlling the output voltage and ensuring that the power device stage is working efficiently. The board also includes a wide range of features that provide a high level of protection, such as short-circuit protection, overcurrent protection, over-voltage protection, and over-temperature protection.

Overall, the AS1383-WL-AD_EK_ST evaluation board is a reliable and efficient evaluation board suitable for DC/DC and AC/DC applications. Its wide range of features and components make it suitable for developing power supplies for a variety of applications, and its stability ensures a high-quality output voltage.

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