LTC3787HUFD#TRPBF

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The LTC3787HUFD#TRPBF is a high-performance synchronous, step-down DC/DC controller that has been designed to provide a high performance solution for a wide range of applications. Its advanced control architecture enables it to operate with extremely low external components and offer improved power efficiency. The power device features high voltage tolerance, low quiescent current, and will efficiently deliver up to 150W of power with efficiencies exceeding 95%.

In terms of applications, the LTC3787HUFD#TRPBF can be used to deliver power to a range of electronics such as industrial, medical, computing, and consumer applications. It can also be used for communications, telecom, automotive, lighting, and other power supplies. With its high voltage tolerance, the device can be used to support a wide range of input voltages up to 60V, enabling it to be used across a wide range of battery chemistries and AC power sources. This makes it suitable for a variety of battery-based applications as well as higher voltage sources such as AC/DC adapters.

The LTC3787HUFD#TRPBF has been designed to operate over the entire input voltage range with exceptional transient response. The adaptive high-frequency control loop reduces the need for larger output-filter components for reduced cost and board space. Furthermore, the device integrates three high-side MOSFETs for high DC/DC efficiency of 95%. The device also comes equipped with a Power Good indicator as well as an enable pin which can be used as a stand-by mode to reduce current consumption.

In terms of its working principle, the LTC3787HUFD#TRPBF is a switching DC/DC controller that utilizes a hysteretic-type control scheme. This control scheme provides a robust and consistent output voltage regulation over the entire input voltage range. The device senses the output voltage through the feedback pin and compares it against the reference voltage which can be set by an external resistor divider. Using this information, the controller adjusts the duty cycle of the MOSFET drive. The adaptive high frequency loop helps maintain a stable output voltage regardless of the input voltage or loading conditions.

In conclusion, the LTC3787HUFD#TRPBF is an ideal solution for a wide range of applications where reliable, low noise, high efficiency power delivery is required. Its feature-rich design makes it suitable for applications from industrial, medical, and consumer electronics to automotive, telecommunications, and lighting. Owing to its high voltage tolerance, low quiescent current, and high power output, this device is sure to provide a reliable, cost-effective power solution for almost any application.

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