LT3684IDD#PBF

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The LT3684IDD#PBF is a highly efficient DC/DC buck switching regulator for general control and industrial applications. It is designed to provide precise power delivery and low power dissipation. It has an output current capability of up to 6A, adjustable output voltage from 0.6V to 28V, and a wide input voltage range from 3V to 36V. It can be used in thin-film transistor (TFT) displays, LED drivers, and laptop computers.

Working Principle

The LT3684IDD#PBF works by converting an incoming DC voltage into an adjustable voltage output. It achieves this through switching a series of inductors and MOSFETs in order to step down or step up the input voltage. When the MOSFETs are initially switched on, they pull the inductor current to a higher voltage. When the inductors are then opened, they release the stored energy, which can then be transferred to the output. The output voltage is then regulated by the LT3684IDD#PBF\'s control loop that adjusts the duty cycle of the MOSFETs.

The LT3684IDD#PBF also has a built-in feature for inductor current sensing, so that it can control the magnitude of the output voltage more accurately. The LT3684IDD#PBF also has a low-noise switching frequency, from 150KHz to 600KHz, which gives superior noise performance and minimizes EMI.

Applications

The LT3684IDD#PBF can be used in a wide variety of industrial applications such as for USB-PD applications, light sensor systems, portable medical equipment, and battery operated handheld devices. Its ability to monitor and regulate the output current makes it suitable for applications that require high accuracy, such as powering LED backlighting and TFT displays. It also works well in low-noise applications due to its low-noise switching frequency. With its wide input voltage range and high output current capabilities, the LT3684IDD#PBF can be used in automotive and industrial applications requiring higher currents.

The LT3684IDD#PBF is a highly versatile device that can be used in a wide range of applications. With its superior energy efficiency and low-noise switching frequency, it is an ideal choice for controlling and regulating both current and voltage.

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