RT8293AHZSP

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The RT8293AHZSP is a high efficiency Synchronous Buck DC/DC Regulator with up to 3A of continuous output current. It incorporates a synchronous buck topology with a high efficiency of up to 97%. The device also has a wide 4.5V to 22V input voltage range, providing system designers with flexibility in designing the power solution for their application. The device can switch up to 3A of continuous current, and the output voltage can be adjusted from 0.6V to 20V with a precision of ±3%. This makes it ideal for applications that require a wide output voltage range and high efficiency.

The device also offers other features that make it suitable for a variety of applications. It has an adjustable switching frequency up to 2.2MHz and a programmable soft start time of 0.6ms to 48ms. These features provide system designers with the flexibility to optimize their design to meet the requirements of the application. Additionally, the device has an adjustable blanking time of 200ns to 640ns and an adjustable dead time of 0ns to 400ns.

The highest efficiency level of this device is achieved by using a Continuous Conduction Mode (CCM) operation, which is the default operating mode. In this mode, the output voltage is regulated through an internal feedback loop that regulate the duty cycle of the internal MOSFET switch. This operation allows the device to have a high efficiency of up to 97%.

The RT8293AHZSP is a true buck regulator and has good load and line regulation. Load regulation is achieved through an internal error amplifier, which is connected to the feedback loop. This amplifier compares the output voltage to the reference voltage, and it adjusts the duty cycle of the switch accordingly to maintain a constant output voltage. Line regulation is obtained by continuously adjusting the output voltage as the input voltage changes, allowing the device to maintain a stable output voltage over a wide input voltage range.

The RT8293AHZSP is suitable for a wide range of applications, including Point-of-Load (POL) converters, Notebook computers, Hard disk drive power supplies, Set-top boxes, and industrial systems. Its high efficiency and wide input/output voltage ranges make it an ideal device for these applications. Additionally, the device offers other features such as programmable soft-start, adjustable frequency, and adjustable dead-time, making it a versatile solution for system designers.

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