LT8364HDE#PBF

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The LT8364HDE#PBF is a DC DC Switching Regulator in a Power Management Integrated Circuit (PMIC). It is specifically designed as a highly efficient and low-cost synchronous boost power solution for a wide range of applications, including automotive, industrial, communications, consumer electronics and computer systems. In this article, the application field and working principle of the LT8364HDE#PBF will be discussed in detail.

Application Field of LT8364HDE#PBF

The LT8364HDE#PBF is a high performance, low cost synchronous DC DC switching regulator with a wide input range from 9V to 36V. It is especially well suited for powering audio system processors, FPGAs, microprocessors and memory circuits. It features a programmable switching frequency of up to 4MHz and a very low minimum on-time to reduce output noise and ripple. Additionally, this device includes an integrated low-voltage meter, adjustable soft start and low-power mode. All these features make the LT8364HDE#PBF well suited for any application where high efficiency and superior low-noise performance are desired.

The LT8364HDE#PBF also includes a high-efficiency boost controller and a high-side current sense amplifier. This combination provides precise, efficient operation over the entire load range, independent of input voltage and load current. The LT8364HDE#PBF also has an integrated voltage reference to ensure that the output voltage is precise and stable, even with a wide variation in the input voltage.

Working principle of LT8364HDE#PBF

The LT8364HDE#PBF utilizes a synchronous boost topology for maximum efficiency and highest power density. It operates by taking input voltage and converting it to a higher voltage at the output. In this process, the power MOSFETs act as a switch to turn the power train on and off according to the control logic. When the switch is on, the energy stored in the inductor is delivered to the output capacitor and load. When the switch is off, the energy stored in the inductor is recirculated back to the input capacitor.

The device\'s high-performance and low-cost characteristics are achieved through the combination of low-noise switching, programmable frequency and adjustable soft start. It also includes a built-in low-voltage detector which allows for lower quiescent current operation and better overall efficiency. Additionally, the LT8364HDE#PBF includes a number of built-in protection features such as an over-temperature protection circuit and a thermal shutdown circuit.

The LT8364HDE#PBF also features a programmable, selectable, fixed frequency which allows for higher efficiency and better power density. This feature also allows higher efficiency over a wider frequency and load range than other switch-mode converters.

All these features make the LT8364HDE#PBF ideally suited for today\'s demanding power applications that are energy-saving and require high efficiency. The combination of high efficiency, low noise switching, and protection makes the LT8364HDE#PBF one of the most reliable, efficient and cost-effective power solutions available today.

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