What are the characteristics of LED driver

Keynesian famous “consumption crisis theory” has greatly promoted the global economic development, but also caused a series of resource consumption growth, sustainable development gradually unsustainable, the concept of green environmental protection began to take root in the hearts of the people. Led solid-state lighting, solar power generation and other technologies and industries have become the […]

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How to improve the efficiency of LED conversion

In recent years, LED industry has developed rapidly and has been widely used in various industries. The advantages of LED are gradually revealed, and LED has been widely used in the LCD backlight of mobile phones for several years. Today, its applications include GPS, Portable LCD and even large area of car navigation. LEDs are […]

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Where is the core of LED lighting power design

In the design of LED lighting power supply, there are several design problems: the life of electrolytic capacitor does not match with LED, the common causes and treatment methods of LED flicker, the influence of PWM dimming on LED life, and the potential problems of adjusting LED brightness by triac dimming. Zheng Zongqian, senior application […]

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What is the isolation and non isolation of driving power supply

At present, in the general LED lighting market, there are two types of non isolated design and isolated driving power supply. The non isolated design is limited to dual insulated products, such as alternative products for light bulbs, where the LED and the entire product are integrated and sealed in a non-conductive plastic, so there […]

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How to realize the ideal driving of LED driver

LED is a kind of semiconductor device that emits incoherent narrow spectrum light when it is biased forward and produces an electroluminescence phenomenon. In other words, solid phosphors convert electrical energy directly into light under the action of an electric field. The color of the luminescence depends on the chemical composition of the semiconductor material […]

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Abison and NANDA optoelectronics announced the performance forecast of the first quarter of 2020, and expected net profit rose in the same direction

Yesterday (8) night, abison and NANDA optoelectronics announced the first quarter of 2020 performance forecasts, both companies are expected to rise in the same direction. It is worth noting that both abison and NANDA optoelectronics have mentioned that the epidemic has a certain impact on business, but it is not possible to predict the specific […]

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Guoxing optoelectronics disclosed 2019 annual report new generation led packaging device and chip expansion project is expected to enhance the company’s sustainable profitability

Yesterday (8) night, the state star optoelectronics released an announcement to disclose the 2019 annual report, during the reporting period, revenue increased slightly, net profit decreased. In 2020, the company will implement the second phase of the 1 billion yuan new generation led packaging device and chip expansion project as planned to hedge the negative […]

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Jiangsu Lighting Appliance Association will promote the high quality development of urban lighting industry by issuing “maintenance standard of urban lighting facilities”

Yesterday (8), Jiangsu lighting electrical appliances association “urban lighting facilities maintenance standards” group standard was released in the national group standard information platform management system, implemented on May 8, 2020. According to the news, this standard was put forward by Jiangsu Lighting Appliance Association, Nanjing lighting society and Nanjing Standard Chemistry Society. It is under […]

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Intelligent lighting gateway tg464 underground parking lot lighting solution

At present, many buildings have built underground parking lots. Due to the large area, poor light, and frequent vehicle access, it is difficult to realize the automatic control of the internal lighting of the parking lot, which leads to the serious power consumption of the underground garage. The power consumption of underground garage lighting, in […]

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