RP40-11024SFR/N

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DC-DC converters are widely used in a variety of applications due to their high efficiency, reliability, and small form factor. The RP40-11024SFR/N, a single-stage non-isolated synchronous rectifier buck converter, is capable of providing up to 40A of current at a wide input supply range and is well suited for applications such as automotive, industrial, and medical fields. In this article, we will discuss the application field and working principle of the RP40-11024SFR/N.

The RP40-11024SFR/N is a DC-DC buck converter designed to convert the input voltage to a desired lower output voltage. It is a non-isolated synchronous rectifier buck converter with integrated MOSFETs, allowing it to operate with a wide input voltage range from 6.0V to 32V. It has a maximum output current of 40A and is capable of regulating the output voltage down to 0.9V. The converter has a wide operating temperature range of -40°C to100°C and a switching frequency up to 500kHz, enabling it to provide high efficiency and fast transient response.

The RP40-11024SFR/N is suitable for a range of applications, especially those requiring high power density and a low output voltage, such as automotive engine control, battery charging, industrial control, and medical equipment. Its high efficiency and wide operating temperature range also make it ideal for use in high-temperature applications. The converter offers a variety of features, such as remote on/off, adjustable reference voltage, current mode control, and a programmable switch to set the desired operating frequency. These features combined with its small form factor make it a great choice for use in space-constrained applications.

The working principle of the RP40-11024SFR/N is simple and straightforward. It works by first regulating the output voltage with an integrated voltage regulation loop. The regulated voltage drives the primary side of the power MOSFET, switching it on and off to convert the input voltage into the desired lower output voltage. The synchronous rectifier on the secondary side of the converter then synchronizes with the power MOSFET to provide a higher efficiency and greater power density. The adjustable reference voltage, current mode control, and programmable frequency all work in tandem to ensure the RP40-11024SFR/N can precisely and efficiently achieve the desired output voltage and current ratings.

In summary, the RP40-11024SFR/N is a single-stage non-isolated synchronous rectifier buck converter designed to provide up to 40A of current at a wide input voltage range from 6.0V to 32V. It is suitable for a range of applications, especially those requiring high power density and a low output voltage. Its features, such as remote on/off, adjustable reference voltage, current mode control, and a programmable frequency, make it a great choice for use in space-constrained applications. The working principle of the RP40-11024SFR/N is straightforward and consists of regulating the output voltage with an integrated voltage regulation loop, switching the power MOSFET on and and off to convert the input voltage into the desired lower output voltage, and synchronizing the synchronous rectifier on the secondary side to provide higher efficiency and greater power density. All in all, the RP40-11024SFR/N is an efficient and reliable DC-DC converter that is well suited for a range of automotive, industrial, and medical applications.

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