LTC3887IUJ#TRPBF

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The LTC3887IUJ#TRPBF is a high-frequency current mode switching controller from the DC/DC family of voltage regulators. It is designed for use in wide range of applications such as computers, telecommunications, consumer devices, and industrial applications. The LTC3887IUJ#TRPBF is available in a 8-pin MSOP package, and provides an integrated power MOSFET gate driver with programmable frequency, soft-start, and output prebias.

The working principle of the LTC3887IUJ#TRPBF is based on current mode control. The maximum peak current of the internal MOSFET driver is programmed by the CTRL pin, which is driven by an external resistor. It also has an emergency shutdown feature which will put the output into a low-impedance voltage source when triggered.

The LTC3887IUJ#TRPBF also has multiple protection features, including output overvoltage protection, pulse-by-pulse current limiting, and overcurrent protection. It also has programmable undervoltage lockout, frequency foldback, and temperature shutdown. These features ensure the output is always operating within its specified limits.

The LTC3887IUJ#TRPBF also features a unique power sense feature, which allows for the output voltage to be monitored in real time. This feature is useful for control loop operations, as it enables the controller to adjust its output voltage as needed. Additionally, the LTC3887IUJ#TRPBF is capable of operating from a wide range of input voltages, from 4.75V to 28V.

In terms of application fields, the LTC3887IUJ#TRPBF can be used for supplying loads in the range of 1A to 24A. It is often used in computers, telecom equipment, LED lighting, automotive, and industrial applications. It is especially useful where a wide input voltage range, low noise, and efficient operation are needed.

In conclusion, the LTC3887IUJ#TRPBF is a high-performance switching controller designed for use in a wide range of applications. It provides an integrated MOSFET driver with programmable frequency and soft-start, output prebias and multiple protection features. Additionally, it offers a power sense feature and operates with an extremely wide input voltage range. This makes it an excellent choice for use in computer, telecom, industrial and automotive applications.

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