STEVAL-ISA192V1

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The STMicroelectronics STEVAL-ISA192V1 evaluation board is an off-line switching power supply, designed to deliver an output voltage from 0V to 28V with a maximum output power of 200W and a peak output current of 150A. It is intended for use in advanced hospital equipment, industrial robots, electric vehicles, machine tools, laboratory and process automation. It is ideal for applications where high efficiency and low power dissipation is required.

The STEVAL-ISA192V1 can operate in a wide range of input voltage from 85Vac to 305Vac, covering both single-phase and three-phase mains powers. It uses an isolated resonant LLC LLC circuit topology with an added high-voltage MOSFET halfbridge converter to deliver an efficient, high power factor and low harmonic distortion output. The board is equipped with an STM8L152C6T MCU, providing a rich user interface, current sensing, various protection features as well as fault diagnostics.

The key features of the STEVAL-ISA192V1 board include an isolated AC/DC input stage with active harmonics mitigation and enhanced EMI filter, a multi-output DC/DC converter, a wide voltage and current range, and an adjustable output voltage. Additionally, it has a high power factor, low total harmonic distortion and high efficiency for low wattage and low ripple output. The board is fully customizable to fit individual system requirements.

The main components of the STEVAL-ISA192V1 include a series resonant LLC LLC converter, an isolated DC/DC converter, an STM8L152C6T MCU, current sensing, protection features, and an adjustable output voltage. The series resonant LLC LLC converter provides a low switching frequency, allowing for lower losses and EMI, while the isolated DC/DC converter provides galvanic isolation between input and output. The STM8L152C6T MCU provides user interface, current sensing, various protection features as well as fault diagnostics. Finally, the current sensing component allows for optimal power utilization in order to provide a reliable and efficient operation.

To prevent excessive power dissipation, current and power limit protection are provided on the board. This ensures that the output power does not exceed the maximum rated power. Over temperature protection is provided by the STMicroelectronics onboard temperature sensor. The temperature setting can be configured according to the user\'s requirements. In addition, current sensing circuitry monitors the output current and takes action if the current draw exceeds the security limit.

Overall, the STEVAL-ISA192V1 evaluation board is an ideal choice for a variety of applications requiring high efficiency and low power dissipation, such as advanced hospital equipment, industrial robots, electric vehicles, machine tools, laboratory and process automation. The board offers a wide range of adjustable output voltages, high power factor, low harmonic distortion, and high efficiency. It also includes an STM8L152C6T MCU, allowing for current sensing, protection features, and fault diagnostics.

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