TPS826765SIPR

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DC/DC converters are used for numerous purposes, including the conversion of electrical energy to other forms of energy. The TPS826765SIPR application field and working principle are explained in this article.

The TPS826765SIPR is a digital step-down (buck) DC/DC converter with integrated switching MOSFETs and programmable switching frequency adjustable from 550 kHz to 25 MHz. It provides an input voltage range of 6.5 V to 36 V and an output voltage range of 0.6 V to 5 V. It also includes protection features such as overcurrent protection, overvoltage protection, and thermal shutdown. It is designed to guarantee low noise operation and low solution cost.

The TPS826765SIPR is available in a 14-pin, 4 x 5 mm, QFN package which offers high efficiency and superior thermal performance. It is suitable for a variety of automotive and industrial applications, including space applications due to its smaller size and low external components. These applications include automotive infotainment systems, LCD displays, metering, lighting and power distribution, automotive battery management systems, and high-end consumer electronics.

The working principle of the TPS826765SIPR is simple. It is based on the switched-mode power supply (SMPS) topology, wherein it utilizes the step-down voltage conversion technique. The foundation of this technique is the switching element and the associated control circuit. The switching element, which is a MOSFET in this DC/DC converter, is responsible for chopping the input voltage and providing the current-carrying path to the output path. It is controlled by a control circuit based on its current and voltage feedback. The control circuit is designed to provide the optimum conditions for the high frequency conversion required of the DC/DC converter. It is also used to protect the converter from overload, overvoltage, and thermal overload conditions.

The TPS826765SIPR is also able to achieve the high efficiency required of today’s DC/DC converters. It uses an advanced digital modulation technique, which enables it to automatically adjust the MOSFET gate voltage, resulting in decreased switching losses. Furthermore, the integrated MOSFETs feature low RDS(on), further reducing losses.

In summary, the TPS826765SIPR is a digital buck DC/DC converter with integrated switching MOSFETs and adjustable switching frequency. It is designed to provide efficient conversion of electrical energy and is suitable for a variety of automotive and industrial applications. It is based on the switched-mode power supply topology and utilizes an advanced digital modulation technique to achieve high efficiency.

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