Abstract With the popularity of electric vehicles, the design and optimization of charging piles have become important topics for improving charging efficiency and stability. This article proposes a T-type three-phase power factor correction (PFC) charging pile solution based on a digital signal processor (DSP). By adopting a T-type three-phase PFC topology, the solution effectively improves … Read more
The STDES-3KWTLCP reference design targets a 3 kW/53.5V AC-DC converter power supply for 5G communication applications, utilizing a complete ST digital power solution. The circuit design includes a front-end totem pole PFC and a back-end LLC full-bridge architecture. The front totem pole PFC provides power factor correction (PFC) and harmonic distortion (THD) suppression, while the … Read more
With the growing global demand for clean energy, photovoltaic inverters, as the core component of solar power generation systems, directly affect the power generation capacity and stability of the entire system. Digital Signal Processors (DSPs) are widely used in photovoltaic inverters to implement complex control algorithms, enhancing the system’s response speed and accuracy. This article … Read more
Recently, Shuichip Electronics has officially launched the DSP and digital power control chips – M2025 and M3010. This article will focus on introducing these two products, as well as the control implementation scheme of the single-chip M3010 based on non-bridge PFC and LLC, and the single-chip implementation scheme of M2025 based on micro-inverters, PFC, LLC, … Read more
With the rise of virtual currencies, computer host devices optimized for virtual currency algorithms, known as “mining machines,” have surged in popularity. Since the second half of 2017, the skyrocketing price of Bitcoin has also driven up the demand for mining machines. The booming mining machine business has also led to a surge in demand … Read more
Abstract With the popularity of new energy vehicles, efficient and stable charging piles have become important supporting facilities. This paper proposes a DSP-based T-type three-phase Power Factor Correction (PFC) charging pile solution, supporting a DC output of 500-1000V, with a maximum current of 60A and an output power of 30KW. By adopting the T-type three-phase … Read more
ON Semiconductor released the LLC current mode controller NCP1399 in the third quarter of 2016, addressing the shortcomings of the LLC controller’s purely voltage-frequency mode. In official comparisons, it performs excellently compared to NXP’s TEA1716 (which I have used in ARM projects). ● Power Characteristics① Universal AC input range. ② Active PFC, PF>0.97. ③ Efficiency … Read more