LTC3765EMSE#PBF

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The LTC3765EMSE#PBF is a High Efficiency Synchronous Step-Down DC/DC Controller with synchronous rectification, output current sensing, Dropout, OVI, over voltage, over current, over power, UVLO, and overtemperature. The LTC3765EMSE#PBF is suitable for a variety of applications such as servers, storage systems, telecom, core voltage regulators, distributed power-systems, and switching regulators for processors, memory or ASICs.

The LTC3765EMSE#PBF have an extremely large feature set that allows it to be suited to a variety of applications. The controller\'s wide output voltage range is 0.8V to 10V and with at 1A load capabilities or 2A for a short period of time the controller can handle a large range of power supply configurations. It also supports a large range of input voltages from 3.5V – 50V and can support both single and dual-output configurations. The controller also has a built-in sensing and protection circuits including an On-Chip Over-Voltage and Over-Current Protection that keep the voltage and current within preset limits.

The LTC3765EMSE#PBF has both current mode and voltage mode control, with an adjustable switching frequency range from 50 kHz – 750 kHz. This allows the controller to be tailored to the application needs, to achieve optimal output voltage stability and transient response over a wide range of output load currents and input voltage changes. In voltage mode the output voltage is precisely regulated with an adjustable divider and 0.8V reference voltage. In current mode, a precise current regulation is provided by a precision current sense amplifier. The device also has soft-start, current limit and output voltage tracking functions that contribute towards precise dynamic output voltage control.

To ensure safe and reliable operation, the LTC3765EMSE#PBF is equipped with a variety of protection features. The controller has an On-Chip Over-Voltage protection (OV Lo) and an Over-Current Protection (OCP) which provide protection against possible damage to the system. The device also has over voltage, over power, under voltage lockout (UVLO) and overtemperature protection. Additionally, the device also comes with a Dropout pin, which can be used to detect when the input voltage falls below the output voltage and trigger a switch to prevent the device from operating in a low-frequency mode.

In summary, the LTC3765EMSE#PBF is a high-efficiency, synchronous step-down DC/DC controller with a wide range of features that make it suitable for a variety of applications. The controller is robust and reliable, with multiple protection features to help ensure safe and consistent operation. The controller has both current mode and voltage mode control, which allow it to be tailored to the application’s needs and provide optimal output voltage stability and transient response.

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