ISL6565ACR-T

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The ISL6565ACR-T is a monolithic integrated circuit that operates as a DC-DC switching controller, and it is a highly efficient, low cost solution for controlling dc-dc converters. The device is designed to interface between an algorithm controller and the output of the dc-dc controller, providing isolated gate and feedback signals while providing fast transient response. Using an open loop control architecture with a robust PWM control algorithm, the ISL6565ACR-T’s controllers have the ability to inherently adjust their modulation frequency, reducing size and cost.

The ISL6565ACR-T is typically used in the power supply management circuit of computers, providing tight control of the output voltage in order to maintain the system requirements. The ability to define a wide range of power conditions on a single device, makes the ISL6565ACR-T a useful choice for applications such as notebooks, desktops, and LCD displays.

The ISL6565ACR-T integrates an SMBus interface, allowing direct communication between the controller and the algorithm controller for remote monitoring and communication of the output voltage. This allows for a more efficient system and reduces the cost of implementing a voltage regulator. Additionally, the ISL6565ACR-T incorporates a voltage mode, pulse frequency modulation (PFM) control to provide accurate, low EMI operation, as well as power loss protection.

The ISL6565ACR-T features a wide range of features and characteristics, making it suitable for a variety of applications. It has an adjustable PWM frequency, which is auto-corrected for higher, temperatures and different loads, thus strengthening an accurate operation. As well, it has an adjustable line feed-forward compensation that ensures a fast transient response and reduces the input current during output load transients. Additionally, the ISL6565ACR-T incorporates an adjustable signal slew rate, allowing adjustable control to limit losses due to switching while providing a consistent output.

The combination of the wide range of features and characteristics make the ISL6565ACR-T an ideal choice for power management. It is specifically designed to provide a robust solution to meet the most demanding applications in the power supply management applications. Furthermore, the ISL6565ACR-T is capable of providing fast transient response, as well as accurate, low EMI control. This makes it an excellent choice for both power supply and motor control applications.

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