PLB1LB-048

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Part Status:	Active

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PLB1LB-048 application field and working principle

PLB1LB-048 is a highly efficient, single-phase, super-light, ultra-low-power, bi-directional switching power supply. It is widely used in LED lighting, home appliances, medical apparatus, automotive, communication apparatus and industrial control equipments.The main feature is the use of a synchronous rectifier to realize ultra-low power consumption. Compared to traditional hard-switching power supplies, the power consumption of the PLB1LB-048 is much lower. It also features low standby power, low noise, fast transient time response, high efficiency up to 94%, and high power density.The working principle of the PLB1LB-048 is based on a buck topology. It uses a high-frequency switching power source to convert the AC input voltage into the required DC output voltage. An inductor is used to store the energy efficiently. The synchronous rectifier control circuit controls the rectifier to transform the inductor stored energy into the targeted DC output voltage.The application areas of the PLB1LB-048 are numerous. It is suitable for applications such as LED lighting, home appliances, medical devices, and industrial control systems. For LED lighting, theDC output voltage is usually set between 1V-3V, and the output power is usually between 5W-10W. For automotive application, the output voltage is set between 5V-12V, and the output power is usually between 10W-200W. For industrial control systems, the output voltage is usually set between 8V-48V and the output power is usually between 400W-1000W.The PLB1LB-048 also offers a range of safety features such as over-current protection, over-voltage protection, short-circuit protection and surge protection. Its features combined with its high efficiency, low cost and high power density makes it an ideal choice for a wide array of applications.In conclusion, the PLB1LB-048 is a highly efficient, single-phase, super-light, ultra-low-power, bi-directional switching power supply. It is widely used in LED lighting, home appliances, medical apparatus, automotive, communication apparatus and industrial control equipments. It has high efficiency up to 94%, low standby power, low noise, fast transient time response, and high power density. The safety features such as over-current, over-voltage, short circuit and surge protection make it an ideal choice for a wide variety of applications.

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