STEVAL-ISA175V1

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The STEVAL-ISA175V1 is an ideal evaluation board for DC/DC and AC/DC (off-line) switch-mode power supplies (SMPS). Its features make it ideal for designs operating in the industrial and telecom space where high efficiency, power density, and reliability are important considerations.

Working Principle

The STEVAL-ISA175V1 is based on the CoolSET™ IC—a compact and efficient power conversion IC from STMicroelectronics. The IC combines a high-voltage power MOSFET with an integrated switch-mode controller. This results in an efficient, high-frequency, switch-mode power supply that is enhanced with additional features such as high-accuracy voltage regulation, protection, EMI reduction, and remote on/off control.

The STEVAL-ISA175V1 features a high-efficiency, low-jitter, switch-mode PWM (Pulse Width Modulation) topology. This allows the board to regulate output voltage to a very high accuracy, while at the same time eliminating audible noise and providing a high level of EMI/EMC protection. The STEVAL-ISA175V1 uses a minimal number of external components, making it easier to design high-efficiency, low-EMI and high-power-density applications.

Features

The STEVAL-ISA175V1 includes the necessary features for efficient and reliable operation of a wide variety of applications, including industrial, telecom, and lighting. USing the latest integration technologies from STMicroelectronics, the board provides the following features:

• Integrated power MOSFET and switch-mode controller
• High-accuracy voltage regulation
• Low-noise, high-frequency PWM topology
• Integrated overcurrent and thermal protection
• Filterless PWM with low EMI, enabling high-performance designs
• Wide input voltage range (85-265 VAC)
• High efficiency for low power dissipation
• Low component count for quick and easy design
• Compact size for high power density applications
• Remote on/off control

Applications

The wide variety of features makes the STEVAL-ISA175V1 ideal for a variety of applications, including industrial and telecom equipment, lighting, solar energy, server power supplies, battery chargers, DC/DC converters, DC/AC inverters and AC/AC converters. The board is used in applications where high efficiency and power density are important considerations, as well as tight voltage regulation and high EMI immunity.

The board is also suitable for use in medical devices, satellite systems, and automotive systems. The board is also suitable for use in power-hungry and noise-sensitive applications, such as sound systems, where it can provide a high efficiency, low-noise power supply.

Conclusion

The STEVAL-ISA175V1 evaluation board offers an ideal solution for both DC/DC and AC/DC (off-line) switch-mode power supplies. It is specifically designed for high efficiency, power density and reliability, and its features make it suitable for a wide range of applications, tackling increasingly demanding power supply requirements.

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