BM2P052F-GE2 Integrated Circuits (ICs)

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PMIC - AC DC Converters, Offline Switchers is a broad category of power management devices that includes, among other products, DC-DC converters, integrated power stages, offline switchers, AC-DC converters, linear regulators, and System-on-Chips (SoCs). One of the more popular products in this category is the BM2P052F-GE2, a DC-DC high performance, low-side switched mode power supply controller. In this article, we will discuss the application field and working principle of the BM2P052F-GE2.

Application Field of BM2P052F-GE2

The BM2P052F-GE2 is a cost-effective and feature-packed solution designed for use in a variety of applications such as industrial, office automation and home applications. It is a highly efficient and compact solution for low-side switched mode power supplies. It can be used in a wide range of applications from 12V to 30V, providing up to 32A of output current. It also has the capability to run at high switching frequencies, allowing for better power supply design flexibility.

The BM2P052F-GE2 offers several features that enable it to be used in a variety of applications. It supports both constant voltage (CV) and constant current (CC) operation modes. It has a programmable under-voltage lockout (UVLO) threshold, allowing the BM2P052F-GE2 to be used in multiple supply conditions without worrying about over-voltage conditions. It features over-voltage protection and input reverse polarity protection to ensure that the device is always properly protected in the event of a fault.

Furthermore, the BM2P052F-GE2 has low power standby functions, which makes it ideal for low-power applications. It also supports universal input ranging from 90-264VAC and LED indicator for system status. The BM2P052F-GE2 is designed for cost-effective, efficient and low-side switched mode power supplies for the industrial, office automation and home applications.

Working Principle of BM2P052F-GE2

The working principle of the BM2P052F-GE2 is based on its low-side switched mode power supply circuit configuration. The device uses an external MOSFET and a diode as the main components of the power supply circuit. The input voltage is rectified and then converted to a regulated output voltage through a process that is referred to as pulse width modulation (PWM). The device acts as a variable duty cycle PWM controller and is programmed using an integrated analog to digital converter (ADC) and programmable digital modules.

The basic concept of PWM is to control the duty cycle of electrical pulses at a certain frequency such that the average power delivered to the load is tuned for the required output voltage and current. The output voltage of the BM2P052F-GE2 is determined by the duty cycle of the PWM control signal, which is derived from a data register setting. The duty cycle of the PWM control signal can be adjusted by writing data to the data register and the output voltage can be accurately tuned to the desired level.

The BM2P052F-GE2 also offers an onboard voltage sensing input for a constant voltage (CV) and constant current (CC) operational modes. The device is designed to have the optimal protection features such as UVLO, OVP, OTP, and input reverse polarity protection. These features allow the BM2P052F-GE2 to be used in various supply conditions with proper protection.

Since its establishment, the BM2P052F-GE2 has become an excellent choice for cost-effective and efficient low-side switched mode power supplies for the industrial, office automation and home applications.

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