STEVAL-ISA038V1

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STEVAL-ISA038V1 devices are Evaluation Boards designed for low power DC / DC and AC / DC Off-Line Switch Mode Power Supplies (SMPS). The board comes in a variety of versions, including a base board, a board with two regulated 5 VDC/2A outputs, and a board with a 5 VDC/2A output and an adjustable output.

The board is useful for various applications, including low power supplies, line-powered cordless phone adapters, and concentric LED lighting. It is suitable for applications that require a low power supply, such as desk top computers, laptop computers, handheld devices, and various electronic products.

The STEVAL-ISA038V1 is based on a 400V, 10A MOSFET rated, single-phase, AC input bridge diode-capacitor converter with a secondary side linear regulator. The board incorporates circuitry and components designed to meet or exceed all applicable safety and performance standards.

The STEVAL-ISA038V1 board is designed to provide the necessary components and circuitry for the evaluation and design of low power off-line SMPS applications. The board is outfitted with a variety of features, including short circuit protection, line voltage overload, and over-temperature protection. The board also provides an output current protection resistor, a current sensing resistor, and an RFI/EMI filter for EMI compliance.

The basic configuration of the STEVAL-ISA038V1 board includes a MOSFET driver, a primary side switch, a flyback transformer, an auxiliary switch, a rectifier bridge, and a linear regulator. The board includes an adjustable output voltage regulator, enabling the user to adjust the output voltage to suit their requirements. The current sensing resistor and output current protection resistor are adjustable, allowing for regulation of the output current.

The STEVAL-ISA038V1 board also features a low-frequency start/stop control circuit. This circuit is useful for added power sequential control, eliminating the use of a bulky power supply while improving the power efficiency and reliability of the system.

The STEVAL-ISA038V1 board is ideal for both low power applications and applications requiring high performance and performance optimization. Its flexible design allows for a variety of applications, and it eliminates the need for bulky, inefficient power supplies. The board also provides current sensing, protection, and EMI compliance, which makes it a great choice for low power applications.

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