Direct current LED lamps and lanterns suitable for wide voltage range of independent photovoltaic power plant

• Main Authors: LYU LINGLING, SUN QINGLIANG, WANG RUIQING, LI RENLE, YUAN JINZHEN, YANG NIANQI, WANG QIFANG, XIA XIAOBO, DONG CUNGUO
• Format: Patent
• Language: Chinese; English
• Published: 24.05.2017
• Subjects: ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY

The utility model discloses direct current LED lamps and lanterns suitable for wide voltage range of independent photovoltaic power plant, including one -level lighting circuit, the one -level lighting circuit input that includes MT7282 constant current drive chip and LED banks 1, MT7282 constant current drive chip and LED banks 1 connect the DC voltage at photovoltaic power generation station respectively, the output of MT7282 constant current drive chip and LED banks 1 is ground connection respectively, the MT7282 constant current drive chip is connected with LED banks 1, controls the voltage at 1 both ends of LED banks. The device is based on the development of electronic technology, and the general problem under different photovoltaic power plant DC voltage different situation has been solved effectively in the improvement of LED electron device performance and the marketization of high performance specialty electronic control device. The device also can be applied to the illumination in other dc supply p