Tianer Technology was established in 1988 and has the R&D capabilities and manufacturing technology for chip resistors and arrays. In the face of today's diverse customer needs, we continue to invest in the development of high-quality products and new manufacturing technologies, and provide customers with a one-time purchase service for multiple components to fully meet customer needs and improve customer satisfaction with our products. In terms of quality management, our company has passed ISO-9001, ISO-TS16949, TTQS certification and complies with the AEC-Q200 automotive electronics self-testing standard. We continuously improve the quality of our products and services through the analysis and improvement of product yield rate indicators, customer satisfaction surveys and other reports, in order to enhance customer trust in our company and establish a good partnership with our customers.
I have to press the screen to get a better contrast, but releasing it makes it fade again. It seems that the 5110 screen is OK for experiments, but it is not suitable for making things!...
I would like to ask everyone: If the input is 3.7V, can this circuit achieve a constant current output of 0.5A? What should the resistors between the collector and base of the transistor be? R CL shou...