LT8610ACIMSE-1#TRPBF

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The LT8610ACIMSE-1#TRPBF is a high efficiency, high voltage, monolithic synchronous step-down switching regulator with an output current of up to5A and a typical input voltage of up to 30V. The LT8610ACIMSE-1#TRPBF is a member of the LT8610 family. This family of monolithic synchronous buck regulators employs a constant frequency, current mode control scheme that allows user adjustable switching frequencies up to 2MHz.

The device integrates power MOSMIDS, drivers and the required synchronous rectification circuits that provide up to 97% efficiency. A dual-phase architecture combines the output power of two inductors to reduce external component count and simplify the design. The switch node is controlled to remain within 2.6V undershoot of the regulated output voltage, providing a low 0.85V dropout.

The LT8610ACIMSE-1#TRPBF features internal soft-start, adjustable frequency and external compensation, a wide input voltage range, excellent transient response, programmable current limit and power good indication. This device is excellent for voltage regulation and power conditioning applications, such as computing, networking, automotive and automotive accessories.

Application Field

The LT8610ACIMSE-1#TRPBF can be applied in a wide range of applications, such as computer, networking, and automotive systems. It is suitable for post regulator, pre-regulator and battery charger applications, as well as for other high voltage applications such as those requiring multiple voltage rails or those dealing with high current inputs. Additionally, it can be used in systems involving product power sequencing, such as those used in notebook computers.

Working Principle

The LT8610ACIMSE-1#TRPBF DC-DC switching regulator has a constant frequency, current mode control scheme with adjustable switching frequency. This mode of operation allows for the switching frequency to be user adjustable up to 2MHz. Furthermore, it features a dual-phase architecture which combines the output power of two inductors to reduce external component count and simplify the design.

The device also features internal soft-start, which helps reduce inrush current and increase efficiency. The LT8610ACIMSE-1#TRPBF\'s current limit can be programmed with a single resistor, while power good indication can be used to detect if the output voltage is regulation and the device is operating correctly. Furthermore, an external compensation pin is provided, allowing users to adjust the response of the regulator circuit, improving overall performance.

The LT8610ACIMSE-1#TRPBF can operate over an input voltage range of 4.5V to 30V and features excellent transient response, low dropout voltage, high efficiency and a wide working temperature range. This device is capable of providing up to 5A of output current and is suitable for applications requiring multiple voltage rails or dealing with high current inputs.

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