LT3798EMSE#TRPBF Integrated Circuits (ICs)

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Introduction

The LT3798EMSE#TRPBF is a switching converter from Linear Technology that belongs to the Power Management ICs – AC/DC Converters, Offline Switchers family. It is a highly efficient, synchronous buck converter with a 2.2A peak output current and it operates from 2.7V to 28V input voltage range.

Application Field

The LT3798EMSE#TRPBF proves to be an ideal solution for designs used in high power systems, like industrial, automotive and consumer products. The LT3798EMSE#TRPBF is suitable for many applications such as LED drivers, battery chargers, point-of-load DC/DC converters, and general switching supplies.

Detailed Specifications

The LT3798EMSE#TRPBF features an integrated 4.5A gate driver and an enable / disable pin which offer low ON-resistance and low-ripple current. The device provides a very high switching frequency up to2.2MHz, allowing to minimize the size of external components. Additionally, the topology has selectable Lo-Side circulation or Boost inductor allowing to reduce the component count.

Core Working Principle

The core operation of the LT3798EMSE#TRPBF is based on a switched capacitor boost converter. In this switching converter, the energy stored in an inductor, is then released into the output capacitors of the circuit. This operation, enables a continuous flow of current channeled from the input to the output. The input voltage and the output voltage are regulated by the switching frequency.

Conclusion

The LT3798EMSE#TRPBF proves to provide a great solution for high power applications. With its wide range of features such as its high frequency of operation, its low ripple current and its enable/disable pin, it offers all the necessary functionalities for advanced power systems. Its low on-resistance and its high current drives offer a high efficiency and makes it a reliable and advanced option for many power applications.

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